fast and afficiant
fast and afficiant
By Yael De P.
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
fast and afficiant
By Yael De P.
Fast customer service. Thanks again!
By Sandra
For those who usually use email ai writing tools. It very helpful.
By HaWaIz B.
Fast response! Highly accurate action! Thank you!
By 임주용
I settled on YAMM to send out notices to about 2,000 clients, lawyers and others re my impending retirement. Wish I’d found it sooner. It was easy and effective and support was fast and effective.
By Paul S.
Thristan is so great!! I really felt that YAMM's customer support was so helpful, and all of the technicians were kind and helped me out with my issue. Really can't recommend them enough! Thanks YAMM. :)
By Sophia
The add on seems to work well and pretty smooth. Most impressed with the customer service. Very quick, and surprisingly thorough. Left no ambiguity.
By Bob W.
Great system and great customer service - highly recommend.
By Gemma R.