Compare: GMass: Powerful mail merge for Gmail vs Hunter - Email Finder Extension

Side-by-side store, rating, release, and description data.

Upgrade to compare more stats and unlock extended historical analytics.

Metric	GMass: Powerful mail merge for Gmail	Hunter - Email Finder Extension
User count	400,000	600,000
Average rating	4.78	4.73
Rating count	9,154	12,522
Last updated	2026-06-30	2023-10-24
Size	0.30 MB	1.96 MB
Version	6.0.43	3.1.4

Short description	GMass transforms Gmail into a powerful mass email and mail merge platform with personalized campaigns, follow-ups, and superior deliverability.	Hunter Chrome Extension helps you find email addresses from any website with one click. Build contacts, verify emails, and integrate with your CRM easily.
Full summary	GMass is a robust Chrome extension that turns Gmail into an advanced platform for cold outreach, email marketing, and mail merges. With features like personalized mail merges using Google Sheets data, inbox rotation for sending campaigns across multiple accounts, and high deliverability rates, it helps users send thousands of customized emails efficiently. GMass includes automation options such as triggered emails, auto follow-ups, and recurring campaigns, enhanced by integrations with CRM platforms and Zapier. Safety and spam management are core strengths, with built-in spam testing, free email verification, DKIM support, and bounce/unsubscribe handling. Users benefit from sophisticated campaign tracking—monitoring opens, clicks, replies, and bounces in real-time. Additional utilities include A/B testing, scheduling, email personalization with images and attachments, spintax, countdown timers, quick polls, and seamless compatibility with Grammarly for flawless emails. Used by nearly 400,000 users with a 4.8-star average rating, GMass offers a comprehensive email marketing solution directly within Gmail without needing an external portal.	Hunter for Chrome is the ultimate email finder extension designed for salespeople, marketers, recruiters, and professionals who need to connect easily. Instantly find email addresses linked to any website using the powerful Domain Search feature, which provides verified emails, confidence scores, and filters by department. Use the Email Finder to locate emails by entering a person's name or while reading articles, the extension detects author details automatically. Build your contact lists seamlessly, save leads, and send email campaigns. Hunter integrates effortlessly with popular CRMs like Salesforce, HubSpot, and more. With 25 free searches per month and seamless account setup, Hunter streamlines your outreach process efficiently.