Compare: Mail Merge for Gmail - Mailmeteor vs Email Marketing Campaigns in Gmail: Gumbamail

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Metric	Mail Merge for Gmail - Mailmeteor	Email Marketing Campaigns in Gmail: Gumbamail
User count	50,000	5,000
Average rating	4.75	3.62
Rating count	166	79
Last updated	2026-06-23	2026-06-17
Size	3.80 MB	1.24 MB
Version	2.19.1	1.9.4

Short description	Boost Gmail with Mailmeteor's AI assistant that auto-organizes your inbox, drafts replies, tracks opens, and enables mail merge—right inside Gmail.	Send mass email marketing campaigns and newsletters directly from Gmail with Gumbamail. Schedule, design, and manage mailings easily, without limits.
Full summary	Mailmeteor Assistant brings AI-powered email productivity to Gmail. It auto-organizes your inbox, drafts replies in your tone, writes alongside you, and enables mail merge—without leaving Gmail. Most features are free, with upgrades for more AI credits and advanced tools like email tracking, auto follow-ups, and CRM integrations. Trusted by millions and built with privacy in mind.	Gumbamail is a Chrome extension that empowers you to run professional email marketing campaigns directly within Gmail. Ideal for sales professionals, small businesses, and freelancers, it simplifies creating, scheduling, and sending mass emails without ever leaving your inbox. With over 100 customizable, responsive templates and seamless integration with Google Sheets and Gmail contact groups, managing mailing lists has never been easier. Unlike other services, Gumbamail imposes no sending limits thanks to its own backend system, allowing you to send as many emails as you need. The extension offers a 100% free account with up to 250 emails per month and flexible plans for larger needs. If you're looking to boost productivity and streamline your email marketing efforts directly from Gmail, Gumbamail is the perfect tool.