5 GMass Alternatives for Gmail Users in 2025

Top Email Tools to Boost Productivity and Outreach in 2025

Gmail users who rely on GMass for email campaigns, outreach, or automation often look for alternatives that better fit their needs.
Whether due to pricing, usability, or a desire for advanced features, there are excellent alternatives available in 2025.

Below, we explore five of the best GMass alternatives, covering ease of use, key features, pricing, pros, and cons.

Mailmeteor is a powerful yet simple mail merge add-on for Gmail, ideal for personalized email campaigns. It integrates directly with Google Sheets, making it easy to send customized messages with tracking and scheduling.

Key Features:

  • Easy-to-use interface
  • Email tracking (opens & clicks)
  • Scheduled sending and follow-ups
  • AI Email Writer to draft emails
  • Strong privacy policy (minimal Gmail permissions)

Pricing:

  • Free: Up to 50 emails/day
  • Starter: ~$5/month (5,000 emails/month)
  • Premium: ~$13/month (15,000 emails/month + tracking)

Pros & Cons:

Beginner-friendly interface
Affordable pricing
AI assistance for writing
❌ No advanced automation for sales outreach
❌ Free plan has a low daily limit.

Best for: Gmail users who want a simple, efficient mail merge with privacy in mind.


A straightforward and budget-friendly mail merge tool that integrates with Google Sheets.

Key Features:

  • Gmail mail merge with personalization
  • Email tracking (opens & clicks)
  • Scheduling & templates
  • Simple unsubscribe management

Pricing:

  • Free: Up to 50 emails/day
  • Personal: ~$25/year (400 emails/day)
  • Professional: ~$50/year (1,500 emails/day)

Pros & Cons:

Low-cost plans
Easy-to-use for Gmail users
Good deliverability management
❌ Lacks automation for follow-ups
❌ No CRM or deep analytics

Best for: Gmail users who need a cheap, no-frills mail merge tool that gets the job done.


A sales engagement platform built for professionals who need advanced automation, tracking, and CRM integration.

Key Features:

  • Automated email sequences
  • Real-time tracking & analytics
  • Calendar scheduling inside emails
  • CRM integrations (Salesforce, HubSpot)

Pricing:

  • Starter: ~$29/month
  • Growth: ~$65+/month (for larger teams)

Pros & Cons:

Powerful automation & sequences
Great for sales teams
Built-in scheduling & meeting booking
❌ Higher learning curve
❌ More expensive than simpler tools

Best for: Sales teams and professionals who need automated outreach and tracking.


Designed for cold email outreach, Mailshake is a go-to platform for sales professionals who need advanced automation.

Key Features:

  • Automated email follow-ups
  • A/B testing for email campaigns
  • AI-powered email writing
  • CRM & LinkedIn integrations

Pricing:

  • Email Outreach: ~$59/month
  • Sales Engagement: ~$99/month

Pros & Cons:

Great automation & follow-ups
AI helps improve email copy
Integrates with CRM & sales tools
Pricey for casual users
Not a native Gmail tool (separate app)

Best for: Sales and marketing professionals who rely on cold email campaigns and need AI-powered automation.


Flowrite is an AI-powered email assistant that helps users write faster, clearer emails with minimal input.

Key Features:

  • AI-generated email drafts
  • Context-aware email replies
  • Customizable email templates
  • Multi-language support

Pricing:

  • Starts at ~$4/month for basic plans
  • Higher tiers (~$12–$15/month) offer more AI-generated content

Pros & Cons:

Saves time writing emails
Helps improve email clarity
Seamless Gmail integration
❌ Not a mass-emailing tool
❌ AI-generated text may need minor edits

Best for: Professionals who send frequent emails and want an AI assistant to speed up their workflow.

Conclusion

Choosing the right GMass alternative comes down to your specific needs and workflow.
If you want a simple mail merge inside Gmail, tools like Mailmeteor or YAMM offer ease and affordability.
For more advanced sales outreach and automation, Mixmax or Mailshake provide robust feature sets (with a higher learning curve and price).
And if your priority is saving time on composing emails, an AI assistant like Flowrite can be a game-changer for productivity. All of these alternatives aim to make Gmail an even more powerful tool for communication. Consider the ease of use, key features, and pricing of each option – as we’ve outlined – to find the best fit.

With the right tool in place, Gmail users can streamline their email tasks, improve engagement with their audience, and ultimately get more done in less time. Here’s to more efficient emailing in 2025!