Top 10 mass email services for 2025: A comprehensive guide

Reading Time: 19 minutes

A mass email service lets you send messages to your entire list for big campaigns like newsletters, promos, or announcements.

Beyond promotions, bulk emails can help tidy your list by revealing inactive subscribers and flagging engaged ones for targeted follow-ups.

The best free mass email tools offer generous sending limits, trigger-based automations, and ecommerce integrations so you can drop products right into your emails.

Join us below to discover 10 free mass mailers that meet these criteria and tips on choosing the best software for your needs.

Why and when to use mass email services

Mass email marketing is a strategy where an email is sent to a large amount of recipients simultaneously. This might be your entire subscriber list or a large segment of it. Unlike automated or transactional emails, which are triggered by user behavior or specific actions, mass emails are sent for broad announcements. 

A mass email service is best suited for the following:

• Product launches
• Seasonal promotions
• Company news
• Distributing content like newsletters or blog posts 

Bulk email is also highly cost-effective, with studies indicating an average email ROI of $36 to $40 for every dollar spent. Setting up and scheduling these campaigns is relatively easy since they align seamlessly with your marketing calendar.

According to Omnisend’s 2025 Ecommerce Marketing Report, email campaigns saw a 27.6% increment in click-to-conversion rates. Additionally, nearly 50% of consumers have purchased directly from an email in the past year, making mass email service a powerful tool for driving engagement and sales.

10 best mass email services in 2025

Here are our top picks for mass email services you should check out in 2025: 

1. Omnisend: Mass email service for ecommerce campaigns
2. Sender: Mass email sender for small businesses
3. Brevo: Affordable mass mailing service for marketers
4. Mailchimp: Bulk email platform for general marketing
5. GetResponse: Mass email software for mid-size and enterprise teams
6. HubSpot: CRM-powered mass email marketing solution
7. SMTP.com: Bulk email service for high-volume sending
8. Mailgun: Mass email API for developers
9. Postmark: Reliable bulk email sender for transactional messages
10. Mailtrap: Testing tool for bulk email and deliverability

Comparison of mass email services

We’ve compared 10 mass email platforms, so you don’t have to. Check out the table below and click the links to jump to any bulk email software that interests you:

Free mass email service: Which is the best

If you’re looking for a generous free plan, Sender stands out as a top mass email service. The free tier allows you to send up to 15,000 emails/month for 2,500 subscribers. It also includes useful features like automation workflows, audience segmentation, and a drag-and-drop email editor.

Omnisend is a strong alternative, especially for ecommerce businesses seeking a powerful and intuitive mass email platform. Its free plan includes 500 emails/month to 250 contacts, along with features typically found in paid plans. These include pre-built automation workflows, product recommendations, and detailed performance reporting.

How to choose the best mass email service for your needs

You’ll need more than a high daily or monthly send limit from your mass email sender. Here are some features you’ll need to consider: 

• Sending limits: The maximum number of emails you can send monthly and the number of subscribers you can send to
• Pricing structure: Outlines how costs increase based on your contacts or desired features, and what’s included for free
• Deliverability performance: Indicates if the service helps maintain a good sender reputation and adheres to email compliance standards
• Ease of use: Evaluates if the platform offers a clean interface and allows you to add brand assets, such as logo, colors, fonts, and links to social media pages like Omnisend

• Segmentation and personalization: A bulk email marketing service that allows you to target specific audience groups and customize messages to increase engagement
• Automation capabilities: Supports automated email sequences, such as welcome series, abandoned cart reminders, and re-engagement campaigns
• Reporting and analytics: Dashboards that display key metrics like email opens, clicks, conversions, and other performance insights
• Integrations: Checks the compatibility of the mass email service with other essential tools like ecommerce platforms and CRM systems
• Legal compliance support: Built-in features that help you comply with regulations like GDPR and CAN-SPAM, and simplify unsubscribe management

Compare sending limits and pricing structure

Review each tool’s email and contact list limits. A generous allowance, such as 2,000 emails/month from HubSpot or 15,000 from Sender, sounds appealing. However, it may be overkill. Also, some tools with high limits restrict access to key features, especially on free plans.

Look for tools like Omnisend that offer transparent pricing and minimal feature gating on the free plan. This includes automation and segmentation, even on its free plan. Remember to evaluate how pricing scales as your subscriber list grows. A low-cost plan today might become expensive once your audience expands.

Don’t rely too heavily on quoted deliverability rates

Many providers advertise a deliverability rate between 95 and 99%. However, actual email marketing performance depends more on email content, sender reputation, and audience engagement.

The bottom line is that deliverability benchmarks can help rule out poor performers, but they shouldn’t be the main deciding factor. Even the best mass email software can’t guarantee inbox placement. Everything depends on how and what you send.

Think beyond sending in bulk

Virtually all email platforms support bulk sending, but the quality of features varies. Instead of focusing solely on volume, consider what else the platform offers. It’s important to look for a mass email service with intuitive email editors, ecommerce integrations, segmentation, and personalization.

For instance, Omnisend’s free plan includes automation, A/B testing, and pre-built workflows. These free features help Omnisend stand out because they’re mostly limited to paid tiers. 

Prioritize comprehensive reporting

Mass email campaigns generate tons of data, such as opens, clicks, unsubscribes, conversions, and revenue. Your chosen mass email service should offer clear visual dashboards and summary reports to help you make sense of this performance data.

Omnisend, for example, offers clean and insightful reporting dashboards, helping you spot trends and optimize campaigns. Effective reporting turns mass emailing from guesswork into an optimized strategy.

In-depth: 10 best mass email services

Choosing the right mass email service depends on your business size, budget, and marketing goals. Here’s a detailed review of 10 leading platforms that highlight their unique strengths.

1. Omnisend

Best for: Ecommerce

Price: Free plan, with paid plans starting from $16/month

Review ratings: G2: 4.6/5, Capterra: 4.7/5

In comparison with other mass email services

Omnisend stands out from competitors like Mailchimp and Sender by offering powerful yet less intimidating features in its free plan. These include product recommendations, abandoned cart recovery, and discount codes. That’s why it’s loved by both professionals and newbies.

Key features

• Create dynamic content blocks like a product picker from its drag-and-drop email builder

• Send bulk email campaigns to all subscribers or segments
• Generate sales, campaign, and automation reports
• Unlimited segmentation with support for customer lifecycle stages
• Build your email list organically with forms and landing pages 
• Access detailed reporting to track key email metrics and deliverability
• Use A/B testing to refine messaging and improve engagement

Pricing

Notable plan: Pro

You’ll get up to 500 emails/month and a send limit of 250 contacts monthly in the free plan. Emails will also display a “Powered by Omnisend” badge. Upgrading to a paid plan increases your email volume and offers access to features like a personalized product recommender and advanced reporting.

Omnisend’s plans and pricing include:

• Standard: $16/month
• Pro: $59/month
• Custom: Contact customer support 

Pros

• Standard features are available on the free plan
• Accessible to businesses of all sizes
• 24/7 customer support on all plans

Cons

• Limited contacts and monthly email sends on the free plan 
• Doesn’t integrate with all CRM platforms 

Customer reviews of Omnisend mass email service

Many users find that the wealth of resources Omnisend provides means that it’s not restricted to technical or marketing experts. As one G2 reviewer notes, “what sets it apart is that it has many articles and tools to help those like myself learn more about marketing and its best tools.”

Users also consistently praise Omnisend for its responsive and helpful customer support. According to this G2 reviewer, “The platform itself is pretty straightforward… Not to mention fast and helpful support that’s always there if you need help with something.”

2. Sender

Best for: Small businesses

Pricing: Free plan, with paid plans starting from $10/month

Review ratings: G2: 4.5/5, Capterra: 4.7/5

In comparison with other mass email services

Sender is one of the most budget-friendly mass email service providers available. Compared to Omnisend and Mailchimp, it offers a highly generous free plan with 15,000 emails/month for up to 2,500 subscribers. Its templates aren’t as professional as other tools, but they’re easy to edit and include functionality like a product picker.

Key features

• Send bulk emails with its drag-and-drop or HTML editor

• Create mobile-responsive emails with free, customizable templates
• Personalize elements like subject lines using dynamic blocks
• Increase engagement with interactive elements like countdown timers 
• Access real-time reporting, including heatmap/clicks 

Pricing 

Notable plan: Professional

Sender is ideal for small ecommerce and service-based businesses. However, the free plan allows only one user, no phone support, and no auto-resend to non-openers. Paid plans provide multi-user access, ecommerce reports, and remove Sender branding. 

Sender’s plans and pricing are as follows:

• Standard: $10/month
• Professional: $20/month
• Enterprise: Custom price

Pros

• Ensures email deliverability via its high IP reputation
• Easy to use, even for beginners
• Supports automation, personalization, and segmentation on the free plan

Cons

• Offers fewer integrations than competitors
• Limited design flexibility for email templates and forms
• Lacks advanced ecommerce tools

Customer reviews of Sender mass email service

Sender consistently receives praise for its user-friendly design. A G2 reviewer stated, “As a complete beginner, I accomplished more in a single day with Sender.net than I had in weeks elsewhere — it’s incredibly intuitive.”

Customers also value its customer support as another G2 reviewer noted that it’s, “…outstanding, real people on chat that are helpful and knowledgeable.” 

3. Brevo

Best for: Affordability

Pricing: Free plan, with paid plans starting from $9/month

Review ratings: G2: 4.5/5, Capterra: 4.6/5

In comparison with other mass email services

Brevo offers flexible pricing based on email volume rather than contact count, making it a solid option for mass email campaigns. Although it doesn’t offer major ecommerce features found in Omnisend, it makes up for it by providing email personalization and automation.

Key features

• Provides more than 40 responsive email templates

• Generate email analytics in real time
• Integrates with CRM or CMS platforms for easy email list import 
• Build email sequences based on email activity and website behavior
• Offers dynamic email personalization and segmentation
• Write subject lines with AI 

Pricing

Notable price: Business

Brevo’s free plan allows you to send 300 emails/day. However, it doesn’t include a landing page builder, predictive sending AI, A/B testing, and phone and chat support. You can upgrade to access email marketing features like reporting, multi-user access, and advanced scoring for better personalization.

The pricing plans for Brevo mass email service start from:

• Starter: $9/month
• Business: $18/month
• Enterprise: Custom price

Pros

• Supports multi-channel messaging 
• Includes simple automation tools at all levels
• Integrates with Google Analytics 4 for marketing performance monitoring

Cons

• Free plan lacks reporting capabilities
• Basic email templates and customization compared to competitors
• Limited integrations with ecommerce platforms

Customer reviews of Brevo mass email service

Users appreciate the ease of using Brevo, but may have some reservations about the price. For instance, this G2 reviewer said, “I wish I could get at least one landing page at a lower price. Having landing pages only be available for the top tier, which I can’t currently justify paying…”

Reviewers also enjoy the segmentation and automation features. “It allows us to communicate with our diverse network of artists and supporters in a personalized, culturally sensitive way…” said another G2 reviewer.

4. Mailchimp 

Best for: All-purpose email marketing

Pricing: Free plan, with paid plans starting from $13/month

Review ratings: G2: 4.3/5, Capterra: 4.5/5

In comparison with other mass email services

Mailchimp is a mass email service for general marketing. It offers an intuitive interface, extensive templates, and AI features. Compared to Brevo or Omnisend, Mailchimp charges more for automation and advanced segmentation, which can limit budget-conscious users.

Key features

• Send email with pre-built templates
• Create multiple automation workflows 

• Conduct A/B testing and schedule campaigns
• Segment email list with behavioral targeting 
• Visualize audience insights from the reporting dashboard 

Pricing

Notable plan: Standard

Mailchimp’s free plan allows you to send 1,000 emails/month with a 500/day limit. You’re limited to 500 contacts, and tools like email scheduling, advanced automations, and audience insights aren’t provided. Emails also display Mailchimp branding. You’ll need to upgrade to higher-tier plans if you want features like A/B testing and dynamic content.

Here’s a list of Mailchimp’s paid plans:

• Essentials: $13/month
• Standard: $20/month
• Premium: $350/month

Pros

• User-friendly with excellent template design
• Integrates well with multiple third-party apps
• Allows users to personalize customer journeys 

Cons

• Limited customer support on the free plan
• Most features are locked behind the premium plan
• Can become expensive as your contact list grows

Customer reviews of Mailchimp mass email service

According to a G2 reviewer, “It’s very easy and intuitive even for a new user to figure out how to build an email campaign.” 

However, the pricing might be a concern, as another G2 reviewer said, “The constant upselling of premium features gets a little old… the pricing tiers jump up pretty drastically after a certain point.”

5. GetResponse

Best for: Enterprises

Pricing: Free plan, with paid plans starting from $10/month 

Review ratings: G2: 4.3/5, Capterra: 4.2/5

In comparison with other mass email services

GetResponse is an AI-powered email marketing software offering tailored solutions for medium and large-sized businesses. Compared to Mailchimp or Brevo, it offers more advanced tools, such as autoresponders and RSS-to-email, at roughly the same price point. 

Key features

• Write and optimize emails with AI 

• Use over 200 professionally-designed and responsive email templates
• Edit photos in the email builder using the built-in photo editor 
• Build advanced automation workflows
• Segment lists with scoring and tagging

Pricing

Notable plan: Creator

The free plan supports basic email campaigns but skips key ecommerce tools. You won’t be able to include promo codes, trigger abandoned cart emails, or show product recommendations. But the paid version includes essential features for driving conversions through email.

GetResponse’s paid plans and pricing include:

• Starter: $10/month
• Marketer: $29/month
• Creator: $49/month
• Enterprise: Custom pricing

Pros

• Wide range of features
• Advanced automation tools and email personalization
• Offers a 30-day free trial on all paid plans

Cons

• Has a slight learning curve, but the tutorials may help
• Paid plans can be costly for small teams

Customer reviews of GetResponse mass email service

An outstanding comment about this mass email service provider is due to its customer support. “The personal touch was fantastic, even creating little videos for me to specifically show me how to do what I couldn’t work out,” said a G2 reviewer. 

Another G2 reviewer confirmed it, adding that, “They not only have a modern interface… but they also have a highly responsive customer support team.”

6. HubSpot 

Best for: CRM

Pricing: Free plan, with paid plans starting from $20/month 

Review ratings: G2: 4.4/5, Capterra: 4.5/5

In comparison with other mass email services

HubSpot is a marketing suite that offers a Free Tools plan that includes email marketing. Unlike Mailchimp or GetResponse, which treat email and CRM as separate, HubSpot combines them into a unified experience. Personalize campaigns using data within the CRM tool.

Key features

• Create emails with ease using the drag-and-drop builder 

• Generate subject lines and email copy using AI
• Segment contacts based on smart rules
• A/B test to optimize campaigns

Pricing

Notable plan: Starter

HubSpot allows up to 500 emails/day on its free plan. You’re also limited to 10 active lists and won’t get access to campaign reports or automation. These limitations make it best suited for basic outreach. Paid tiers remove branding, expand segmentation, and reveal full reporting.

HubSpot’s Marketing Hub plans and pricing are:

• Starter: $9/month/seat
• Professional: $800/month
• Enterprise: $3,600/month

Pros

• The Marketing Hub unites different tools into one system
• Powerful automation capabilities for streamlining workflow
• Easy to launch, especially if you already use HubSpot CRM

Cons

• Advanced features are locked in higher-tier plans
• Limited email template customization
• Can be an overkill for small teams

Customer reviews of HubSpot mass email service

Although HubSpot plans can be quite pricey, many users have rated it highly. This G2 reviewer said, “The email builder is generally one of the easier ones to use…” 

Others mentioned the steep learning curve, “…while the platform is powerful, it can take a bit of time to fully learn everything,” said another G2 reviewer. This is understandable, considering that HubSpot offers a suite.

7. SMTP.com 

Best for: High-volume users, tech-savvy teams

Pricing: Paid plans starting from $25/month 

Review ratings: G2: 3.3/5, Capterra: 3.5/5

In comparison with other mass email services

SMTP.com is built for people who prefer reliable infrastructure over UI bells and whistles. Compared to a bulk email service provider like Mailchimp, it focuses on performance, IP reputation, and deliverability rather than design or automation. 

Key features

• Send high-volume email with a high delivery rate

• Access to dedicated IP addresses and warm-up tools
• Track email delivery and analytics in real time
• Send secure messages using the email relay API 

Pricing

Notable plan: Growth

SMTP.com doesn’t offer a free plan. Its Essential tier starts at $25/month, designed for up to 50,000 emails. Each plan is volume-based, with pricing increasing as sending needs grow. All tiers include reputation management and detailed reporting.

Here are the plans available on SMTP.com:

• Essential: $25/month
• Starter: $80/month
• Growth: $300/month
• Business: $500/month
• High volume senders: Custom quote

Pros

• Optimized for fast, large-scale delivery
• Scale email volume up or down, depending on business conditions
• Suitable for transactional emails and updates

Cons

• No drag-and-drop builder 
• Limited marketing automation tools
• Not ideal for beginners or design-focused campaigns

Customer reviews of SMTP.com mass email service

Although SMTP.com is great for high-volume senders, this G2 reviewer said that, “…pricing might be high for businesses sending only a few thousand emails monthly.” 

A Capterra reviewer shared a similar view, stating that, “If your business depends more on the transactions emails with a huge customer base, then I would recommend SMTP.”

8. Mailgun 

Best for: Developers

Pricing: Free plan, with paid plans starting from $15/month 

Review ratings: G2: 4.2/5, Capterra: 4.3/5

In comparison with other mass email services

Compared to Omnisend, which is built for marketers, Mailgun is an API-based mass email service designed for developers. It caters to teams who want to integrate email into their apps or backend systems with extensive customization.

Key features

• Validate emails to remove high-risk addresses

• Ensure quality assurance using Mailgun Inspect
• Monitor deliverability 
• Access logs and webhooks in real-time
• Get actionable insights for email optimization

Pricing

Notable plan: Foundation

Mailgun offers a free plan, which includes 100 emails/day, a custom sending domain, and one-day log retention. Subscribing to a paid plan removes daily email limits. The most expensive plan (Scale) allows you to optimize email send times.

Mailgun’s plans and pricing include:

• Basic: $15/month
• Foundation: $35/month
• Scale: $90/month

Pros

• Full developer control over email functionality
• High deliverability and speed
• Scalable for large applications or services

Cons

• Short message retention period 
• Not suitable for non-technical users
• Pricing can rise with increased usage

Customer reviews of Mailgun mass email service

Users find Mailgun easy to navigate. A G2 reviewer said, “The simple UI menu allows me to access what I need in a timely manner.” 

The deliverability rate and email volume are also worth the price. A Capterra user said, “We were able to deliver tens of thousands of mails with a solid deliverability and extremely high open rates.”

9. Postmark

Best for: Product developers

Pricing: Free plan, with paid plans starting from $15/month 

Review ratings: G2: 4.6/5, Capterra: 4.7/5

In comparison with other mass email services

Postmark helps product teams send both broadcast and transactional emails, ensuring they arrive quickly. It’s similar to Mailgun but excels in speed and uses specific routes for different email types.

Key features

• Use email templates for receipts, alerts, and notifications

• Create message streams to optimize email deliverability
• Choose between SMTP and REST API support
• Access sandbox mode and event webhook for tests
• Customize data retention with the Analytics API 

Pricing

Notable pricing: Pro

Postmark encourages users to start with its free plan, which offers 100 emails/day. This can be a good start for a beginner, but subscribing to a paid plan might be worth it. It guarantees multiple users, servers, message streams, and domains. Important to mention that Postmark is built for transactional emails, not marketing.

Postmark’s plans and pricing are:

• Basic: $15/month
• Pro: $60.5/month
• Platform: $138/month

Pros

• Exceptional delivery speed for transactional emails
• Retains logs for up to 45 days
• In-depth documentation for seamless integration

Cons

• Customer service may take time to respond
• Lacks automation or list segmentation features
• Pricier than bulk services that offer more features

Customer reviews of Postmark mass email service

Postmark delivers on its promise of fast email deliverability. A G2 reviewer said, “It’s a great SMTP provider that’s easy to setup as well as great delivery and clean IPs.”

Although you can already send other types of messages with Postmark, users still view it as a transactional email service. For instance, this G2 reviewer said, “Postmark is a small company yet one of the best in the transactional email world!” 

10. Mailtrap

Best for: Testing

Pricing: Free plan, with paid plans starting from $15/month

Review ratings: G2: 4.8/5, Capterra: 4.8/5

In comparison with other mass email services

Unlike other mass email service providers, Mailtrap is useful for email testing. This makes it essential for developers building or troubleshooting mass email workflows. However, you can activate the email API or SMTP service for sending mass emails. 

Key features

• Intuitive drag-and-drop email builder with AI
• Customize templates using the HTML email editor 

• Send quick emails with the ready-made code snippets 
• Gain actionable insights from in-depth analytics and reports

• Automatically authenticate emails for high deliverability

Pricing

Notable plan: Business 100K

Mailtrap’s free tier includes 1,000 emails/month and a 200/day limit. You’re limited to one inbox and 100 contacts. It might be ideal for developers, but not for production. You can expand inboxes and remove daily limits with the paid plans.

Mailtrap’s plans and pricing for email sending include:

• Basic 10K: $15/month
• Business 100K: $85/month
• Enterprise 1.5M: $750/month
• Custom: Custom pricing

Pros

• Adheres to security standards and GDPR requirements
• Assures high deliverability rates
• Quick support from tech experts

Cons

• No free trial periods for the paid plans
• Email size is limited to 10MB in the lower-tier plans
• Lacks in-built automation

Customer reviews of Mailtrap mass email service

Most users are satisfied with Mailtrap. For instance, this Capterra reviewer said, “It’s turned what used to be a complex task into a hassle-free experience.”

Also, you’ll find more tech professionals using this tool, but this G2 reviewer noted that “The best part is how easy Mailtrap makes testing emails for non-coders like me.”

How we tested mass email services

We evaluated sending limits, key features in free plans, automation capabilities, and ease of use to find the top mass email service providers for 2025. Each platform was also assessed through user reviews, support documentation, and screenshots.

Our picks, including Omnisend and nine other platforms, offer reliable bulk sending, professional templates, and segmentation tools. We prioritized services with fair free tiers, beginner-friendly interfaces, and scalable options. 

Only those that met practical needs for small businesses, ecommerce, or developers made the list.

How to comply with bulk email laws

Before using a mass email service to send an email blast, you must know certain regional laws to avoid fines, protect customer trust, and maintain deliverability. Below are the major regulations, best practices, and a quick compliance checklist.

CAN-SPAM Act (US)

The CAN-SPAM Act sets the rules for commercial emails in the US. It doesn’t prohibit mass emailing, but it sets clear rules on how to send emails responsibly:

• Include accurate From, To, and Reply-To header information
• Use clear subject lines instead of clickbait tactics or deceptive phrases 
• Identify commercial messages as advertisements
• Include a clear opt-out option, which is valid for at least 30 days after sending
• Honor unsubscribe requests within 10 business days

GDPR (EU)

The General Data Protection Regulation (GDPR) applies to any business emailing EU citizens:

• Requires explicit consent, which means you must collect opt-in using a clear affirmative action (e.g., checking an unchecked box)
• Recipients must be able to withdraw consent at any time
• You must delete recipients’ personal data upon request

Other international regulations

Besides the US and EU, other regions enforce additional rules, such as:

• CASL: Canada’s anti-spam legislation requires expressed or implied consent to reduce spam, phishing, and other cyber threats
• PECR (UK): The Privacy and Electronic Communications Regulations are implemented alongside GDPR, covering marketing, cookies, and tracking

Best practices for compliance

Comply with data privacy and communication laws across all regions with these strategies:

• Use a double opt-in process to confirm subscribers’ intent
• Make unsubscribing easy
• Regularly audit your contact list for inactive or unengaged users
• Review local laws before sending emails to new regions

Penalties for non-compliance

The table below compares the different email laws to guide you when sending mass emails:

Mass email examples by Omnisend users

Here are some real-life examples from Omnisend users to see what effective campaigns look like in action: 

1. Salomon

Subject line: REELAX コレクション】 長時間でも快適な履き心地の軽量リカバリーシューズ (REELAX Collection: Lightweight recovery shoes with all-day comfort)

Recipients: 154K

Open rate: 45%

Key takeaway: This Salomon email is a strong example of mass marketing because it combines clean branding, high-quality visuals, and benefit-driven copy that emphasizes comfort and recovery. A clear member-exclusive perk and a bold call-to-action button make it persuasive and conversion-focused.

2. Ulike Official

Subject line: GET $130 OFF ULIKE’S HOLIDAY SALE

Recipients: 1.7 million

Open rate: 31%

Key takeaway: The bold discount and urgency-driven messaging attracted attention during the holiday season, driving a high open rate despite the competitive season.

3. Kate Backdrop

Subject line: You’ve Been Chosen for Final Sale Access!

Count of recipients: 114K

Open rate: 48%

Key takeaway: This email works well by combining urgency with bold offers like 15% off or B1G1 50% off, alongside a bonus gift incentive for higher spenders. Clear visuals, trust signals, and a strong “Shop Now” CTA drive immediate action before the midnight deadline.

Conclusion

Mass emailing is an efficient marketing strategy that yields high ROI, depending on the quality of your email list. As you’ve seen, the best mass email service depends on your specific business needs. Now, you have the insights to make an informed decision.

We recommend cleaning your list so you don’t waste resources on contacts that will never open them. You can also sort your audience into groups and send them custom messages that resonate with them.

Omnisend provides all the features you need, from segmentation to email personalization. Start for free with Omnisend today and enjoy a higher email marketing ROI. 

Mass email services FAQs