Useful and cost-effective
A useful tool that is easy to use once you get the hang of it and allows for mail merge functionality in Gsuite for projects and email marketing without needing to pay for a separate tool.
By Grant D.
Monday, November 9, 2026 · Customer reviews of US businesses
The Fair Hearing score
Excellent
448 reviews
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Honesty, pricing, process and quality scores appear once 5 customers have rated them.
Send mass personalized emails in bulk directly from Google Sheets and Gmail. Get an open rate up to 20x higher than with traditional emailing solutions. With a 4.8/5 rating on over 19,000 reviews and 10,000,000 installs in the Google Workspace Marketplace, YAMM is a top-rated app trusted by 150,000 organizations.
Yet Another Mail Merge (YAMM) (yamm.com) has 448 customer reviews on The Fair Hearing, with an average rating of 4.9 out of 5.
Showing 424 reviews with 5 stars · Clear filters
A useful tool that is easy to use once you get the hang of it and allows for mail merge functionality in Gsuite for projects and email marketing without needing to pay for a separate tool.
By Grant D.
They solved my problem quickly
By chaim P.
Very nice and quick
By Max B.
Answered my request perfectly. Good support.
By Douglas B.
It would be better if the minimum qouta gets 200 per day
By Saidur Rahman S.
easy to use even for a first timer
By Sales V.
Great support team. Very quick response and happy to help when you need it.
By Mrs L.
Fast and thorough customer service. My issue was resolved in 30 minutes!
By Cathy M.