According to AlphaMoat, as of 2026-09, the Chrome extension BestLetter has 729 users (-0.1% MoM), rated 5 (11 reviews) — ranked #1,900 of 9,324 AI browser extensions, and #158 of 744 in Writing.
What is BestLetter
A new AI-powered tool for UpWork. Try an AI-powered tool created by UpWork pros with 12 years of experience fetching gigs.
Bestletter is a browser extension that can help Upwork users write AI-generated cover letters for job applications.
Paste the job description, add a few details, and get the best cover letter. Yup, it's that simple.
So why wait? Download it now and start turning heads with your professional, AI-generated cover letters. And if you have any questions or need support, don't hesitate to reach out to us at [email protected]
We're here to help you succeed on Upwork!
=============================== NOTICE OF NON-AFFILIATION AND DISCLAIMER
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WE ARE NOT AFFILIATED, ASSOCIATED, AUTHORISED, ENDORSED BY, OR IN ANY WAY OFFICIALLY CONNECTED WITH UPWORK.COM OR ANY OF ITS SUBSIDIARIES OR ITS AFFILIATES.
THE OFFICIAL UPWORK WEBSITE CAN BE FOUND AT https://upwork.com
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+ CompareData month: 2026-09 · User counts and ratings come from public Chrome Web Store data, aggregated monthly. See methodology.