Gmass
A powerful mass email and mail merge system for Gmail.
Overview
GMass is a popular Chrome extension that enhances Gmail with powerful mass email and mail merge capabilities. It allows users to send large-scale email campaigns directly from their Gmail interface, using Google Sheets for personalization. GMass includes features to maximize deliverability, such as an automated email warm-up tool, spam testing, and gradual sending. It's designed for marketers, salespeople, and anyone who needs to send personalized emails at scale without leaving their inbox.
✨ Key Features
- Mass email and mail merge inside Gmail
- Automated email warm-up tool
- Personalization from Google Sheets
- Automated follow-ups
- Open and click tracking
- Spam Solver (deliverability testing)
🎯 Key Differentiators
- Lives entirely inside Gmail, no external interface
- Deep and seamless integration with Google Sheets
- Focus on deliverability by sending through the user's own Google account
Unique Value: Turns your existing Gmail account into a powerful, yet simple, email marketing and outreach platform, leveraging your familiarity with the Gmail interface.
🎯 Use Cases (4)
✅ Best For
- Running mail merge campaigns for sales prospecting
- Sending internal communications to large teams
💡 Check With Vendor
Verify these considerations match your specific requirements:
- Users who do not use Gmail or Google Workspace
- Teams needing a centralized, multi-user dashboard
🏆 Alternatives
Unlike standalone platforms, GMass requires no new interface to learn and offers a more direct way to send from your own Google account, often improving deliverability.
💻 Platforms
🔌 Integrations
🛟 Support Options
- ✓ Email Support
- ✓ Dedicated Support (Enterprise tier)
🔒 Compliance & Security
💰 Pricing
Free tier: 50 emails per 24 hours.
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