Great product and company!
Prompt and respectful interactions. Great company to do business with!
By AL
Wednesday, November 4, 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.
448 approved reviews, newest moderated first
Prompt and respectful interactions. Great company to do business with!
By AL
Thristan was great to work with and supplied all the information we were looking for very swiftly! Thanks for making a confusing situation on our end much easier!
By M N.
Superb service!!
By Kateryna K.
Really helpful and efficient
By Junior O.
Thristan was very professional and helpful. Everything was handled quickly and better than I expected. Thank you so much Thristan! Cheers.
By Monique O.
Very quick response and effective service.
By Antoine H.
Honestly, one of the nicest customer support experiences I’ve had in a while. The YAMM team was incredibly responsive, understanding and helpful, and made the whole process feel effortless. Really appreciated the way they handled everything 💛
By Integral W.
Great customer service. I contacted YAMM regarding an automatic subscription renewal and they handled my request very quickly and efficiently. The refund was processed immediately. Thank you for the excellent support!
By Susana Pacheco M.