GMass: Powerful mail merge for Gmail is a strong option, but it is not the right fit for everyone. Below are 7 alternatives compared on rating, install base, pricing and the use case each one actually wins on.
The easiest way to transform Gmail into a cold outreach, email marketing, and mail merge platform.
| Extension | Rating | Users | Pricing | Best for |
|---|---|---|---|---|
| GMass: Powerful mail merge for Gmail (original) | 4.8 | 400K+ | Freemium | |
| Quillbot: AI Writing Assistant with Humanizer, Paraphraser & AI Detector | 4.7 | 5M+ | Free | |
| DeepL: translate and write with AI | 4.7 | 4M+ | Free | |
| Mailtrack | 4.4 | 3M+ | Freemium | Salespeople and recruiters who need to know when an email was actually opened. |
| Compose AI: AI-powered Writing Tool | 4.1 | 300K+ | Freemium | |
| Linguist - web page translator | 4.5 | 200K+ | Free | |
| MailTracker: Email tracker for Gmail | 4.7 | 100K+ | Freemium | |
| Simplify Gmail | 4.5 | 50K+ | Freemium | Gmail power users who want a distraction-free inbox |
Write better emails, essays and messages with Quillbot's Grammar Checker, Paraphrasing Tool, Generative AI, Summarizer and more!
Why it replaces GMass: Powerful mail merge for Gmail: Another Email extension worth comparing against GMass: Powerful mail merge for Gmail.
Translate while you read and write with DeepL Translate, the world’s most accurate translator.
Why it replaces GMass: Powerful mail merge for Gmail: Another Email extension worth comparing against GMass: Powerful mail merge for Gmail.
Read receipts and link tracking for Gmail.
Why it replaces GMass: Powerful mail merge for Gmail: Another Email extension worth comparing against GMass: Powerful mail merge for Gmail.
Generate any text using AI. Autocomplete your sentences where you type.
Why it replaces GMass: Powerful mail merge for Gmail: Another Email extension worth comparing against GMass: Powerful mail merge for Gmail.
Web page translation, text translation, dictionary, history, custom translators, all you need to break language barriers
Why it replaces GMass: Powerful mail merge for Gmail: Another Email extension worth comparing against GMass: Powerful mail merge for Gmail.
Track if your emails are opened & how many times. Be notified when your emails are read with our advanced Email Tracking extension.
Why it replaces GMass: Powerful mail merge for Gmail: Another Email extension worth comparing against GMass: Powerful mail merge for Gmail.
Strips Gmail back to a calm, minimal inbox.
Why it replaces GMass: Powerful mail merge for Gmail: Another Email extension worth comparing against GMass: Powerful mail merge for Gmail.
Direct comparisons with the extensions people weigh against it.
Quillbot: AI Writing Assistant with Humanizer, Paraphraser & AI Detector is the closest match. Another Email extension worth comparing against GMass: Powerful mail merge for Gmail.
Yes — Quillbot: AI Writing Assistant with Humanizer, Paraphraser & AI Detector, DeepL: translate and write with AI, Linguist - web page translator are free.
Common reasons are pricing, missing sync or team features, and specific limitations: Requests access to the sites you visit; May slightly increase memory usage.
