Mailmeteor vs GMass

Mailmeteor8.2Visit GMass8.0Visit

Higher score Mailmeteor #6 in Google Workspace for Marketing Software 8.2/10 Free plan Free plan✓ 0 of 5 features Visit Mailmeteor

vs

GMass #7 in Google Workspace for Marketing Software 8.0/10 Paid ✓ 1 of 5 features Visit GMass

• Mailmeteor fits best

  Gmail-based personalized campaigns and follow-ups

• GMass fits best

  Gmail campaign sending with advanced tracking

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Side by side

Feature	Mailmeteor 8.2/10 Visit ↗	GMass 8.0/10 Visit ↗
At a glance
Editor score	8.2	8.0
Ranking	#6 in Google Workspace for Marketing Software	#7 in Google Workspace for Marketing Software
Best for	Gmail-based personalized campaigns and follow-ups	Gmail campaign sending with advanced tracking
Pricing model	Free plan + paid	Paid
Starting price	$5.99/user/mo	—
Free plan	✓ (best)	—
Free trial	—	—
Deployment	Cloud, Browser extension	Cloud, Browser extension
Platforms	Web, Chrome extension	Web, Chrome extension
Integrations	18 integrations	7 integrations
Features Mailmeteor 0/5 · GMass 1/5
Bulk email	Not checked yet	Not checked yet
Email automation	Not checked yet	Not checked yet
Lead capture forms	Not checked yet	Not checked yet
Analytics and reporting	Not checked yet	Not checked yet
CRM sync	Not checked yet	✓ (best)
Specs
Workspace surfaces	Not checked yet	Not checked yet
Contact limit	Not checked yet	Not checked yet
Our review
Pros	Personalized mail merge with open, click, and reply tracking Activity-based automated follow-ups and push notifications Connects with Google Workspace, Microsoft 365, and CRMs	Personalized Gmail mail merge with conditional fields Automated follow-ups, reply detection, and campaign analytics API, webhooks, Zapier, and Google Sheets connectivity
Cons	Email tracking works with Gmail, not Outlook or other providers Focused on email outreach rather than broader marketing-suite needs Free Hobby plan is limited to 500 emails per month	No free plan is available Outreach channels are limited to email Automated warmup service is no longer offered
Our verdict	Mailmeteor helps individuals and teams send personalized email campaigns through Gmail, Outlook, spreadsheets, or its web dashboard. Mail merge, scheduling, templates, activity tracking, and automated follow-ups make it a fit for targeted… Read the review →	GMass is a cloud email outreach and mail-merge tool delivered through Gmail, Google Workspace, and a Chrome extension. It is designed for individuals and teams sending personalized campaigns, newsletters, recruiting outreach, fundraising… Read the review →

Strengths and trade-offs

• Mailmeteor — where it wins

  • Personalized mail merge with open, click, and reply tracking
  • Activity-based automated follow-ups and push notifications
  • Connects with Google Workspace, Microsoft 365, and CRMs

  Where it doesn't

  • Email tracking works with Gmail, not Outlook or other providers
  • Focused on email outreach rather than broader marketing-suite needs
  • Free Hobby plan is limited to 500 emails per month

• GMass — where it wins

  • Personalized Gmail mail merge with conditional fields
  • Automated follow-ups, reply detection, and campaign analytics
  • API, webhooks, Zapier, and Google Sheets connectivity

  Where it doesn't

  • No free plan is available
  • Outreach channels are limited to email
  • Automated warmup service is no longer offered

• Mailmeteor8.2/10 · Free plan

  A focused mail-merge tool for personalized outreach, activity tracking, and follow-ups.

  Visit MailmeteorFull verdict →
• GMass8.0/10 · Paid

  A Gmail-native campaign tool for personalized sending, automation, and detailed tracking.

  Visit GMassFull verdict →