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Chrome extensionwhat they say

Grammarly

Grammarly: AI Writing Assistant and Grammar Checker App

Grammarly for Chrome helps you write with confidence. Get AI support for grammar, clarity, and tone, from first draft to final edit.

★★★★☆3.9 (43.1k) · 40M+ users
Free
Website ↗ Chrome Web Store ↗
what mrrlens sees
MRR · No price listedNo price in the listing
Opportunity—
Buyer threads · 30 d0
“It injects it's code in the website, and breaks most pages meant for writing: Google Docs, WordPress, Webflow, Hubspot.”
#1 complaint · Bugs/Reliability · 40% of complaints read · analysed Oct 30, 2026 · source

01Revenue

No price in the listing

Store data from the Chrome Web Store listing, refreshed daily. Updated 5 d ago.

02Why users leave Grammarly

Bugs/Reliability2 reviews · 40%

Browser extension injects code and breaks writing sites like Google Docs, WordPress, Webflow, HubSpot; service sometimes stops working without notice.

“It injects it's code in the website, and breaks most pages meant for writing: Google Docs, WordPress, Webflow, Hubspot.” source ↗
2 more complaints, with verbatim quotesIncluded in the day pass and Pro.
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Sample: 5 recent complaints (1–3★ reviews) · clustered Oct 30, 2026 · complaints from Oct 2026–Oct 2026, almost all in the last 24 months · each review labelled by a model, quotes verbatim

03How to build a better Grammarly

Build difficultyMediumThird-party site integrations, payment/refund handling, and browser-extension approval; no major hardware or regulatory barrier.
Three build ideas that answer these complaintsIncluded in the day pass and Pro.
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04Who wants a better Grammarly

0 buyer threads in the last 30 days name Grammarly.

05Questions about Grammarly

How much revenue does Grammarly make?

Grammarly's listing publishes no price and no paid plan, so MRRLens shows no revenue estimate. It may still charge on its own website; a founder can verify the real figure.

What do users complain about most in Grammarly?

Across 5 recent complaints, the most common is bugs/reliability (40%). Browser extension injects code and breaks writing sites like Google Docs, WordPress, Webflow, HubSpot; service sometimes stops working without notice.

What are the best Grammarly alternatives?

The closest alternatives MRRLens found are Quillbot, Linguix and MerciApp. The full list, with why users leave, is on the Grammarly alternatives page.

How many people use Grammarly?

Grammarly lists 40M+ users on the Chrome Web Store, rated 3.9 (43.1k).

See the full x-ray of Grammarly

Full 1-star breakdown with verbatim quotes, the build blueprint and every live thread — on every product.