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Grammarly: AI Writing Assistant and Grammar Checker App

Chrome extension by Grammarly · Productivity · Communication

  • Featured
  • Established publisher
  • Trader

A Chrome extension in Productivity · Communication with 41 000 000 users, one of the largest listings in the store. Audience over the last 30 days: +1 000 000.

Every site you visit. This extension can read and change the content of any page you open.

What the developer says, and 5 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
41 000 000
Rating
3.9 (43 162 ratings)
Users, last 30 days
+1 000 000
Rating, last 30 days
-0.62 in 30 days
Version
14.1342.0
Updated in the store
2026-10-26
Published
2012-10-22
Manifest
V3
Browser access
7 permissions, 2 site patterns

How it has moved

Users
+1M since 28.09
40M-41M · 18 readings
2026-09-28: released 14.1333.02026-10-01: released 14.1334.02026-10-05: released 14.1335.02026-10-07: released 14.1336.02026-10-13: released 14.1337.02026-10-15: released 14.1338.02026-10-20: released 14.1339.02026-10-22: released 14.1340.02026-10-23: released 14.1341.02026-10-26: released 14.1342.0
  1. 2026-09-2840Mreleased 14.1333.0
  2. 2026-10-0441M
  3. 2026-10-0841M
  4. 2026-10-0941M
  5. 2026-10-1041M
  6. 2026-10-1140M
  7. 2026-10-1341Mreleased 14.1337.0
  8. 2026-10-1441M
  9. 2026-10-1641M
  10. 2026-10-1740M
  11. 2026-10-1840M
  12. 2026-10-1941M
  13. 2026-10-2141M
  14. 2026-10-2241Mreleased 14.1340.0
  15. 2026-10-2341Mreleased 14.1341.0
  16. 2026-10-2440M
  17. 2026-10-2540M
  18. 2026-10-2841M
Rating
-0.62 since 28.09
reviewsrating 3.87-4.49 · 18 readings
2026-09-28: released 14.1333.02026-10-01: released 14.1334.02026-10-05: released 14.1335.02026-10-07: released 14.1336.02026-10-13: released 14.1337.02026-10-15: released 14.1338.02026-10-20: released 14.1339.02026-10-22: released 14.1340.02026-10-23: released 14.1341.02026-10-26: released 14.1342.0
  1. 2026-09-28reviews43.1krating4.49released 14.1333.0
  2. 2026-10-04reviews43.1krating4.49
  3. 2026-10-08reviews43.1krating4.49
  4. 2026-10-09reviews43.1krating4.49
  5. 2026-10-10reviews43.1krating4.49
  6. 2026-10-11reviews43.1krating4.49
  7. 2026-10-13reviews43.2krating4.49released 14.1337.0
  8. 2026-10-14reviews43.2krating3.87
  9. 2026-10-16reviews43.1krating3.87
  10. 2026-10-17reviews43.2krating3.87
  11. 2026-10-18reviews43.2krating3.87
  12. 2026-10-19reviews43.2krating3.87
  13. 2026-10-21reviews43.2krating3.87
  14. 2026-10-22reviews43.2krating3.87released 14.1340.0
  15. 2026-10-23reviews43.2krating3.87released 14.1341.0
  16. 2026-10-24reviews43.2krating3.87
  17. 2026-10-25reviews43.2krating3.87
  18. 2026-10-28reviews43.2krating3.87
Users
+2M since 31.08
39M-41M · 32 readings
2026-09-02: released 14.1326.02026-09-07: released 14.1327.02026-09-10: released 14.1328.02026-09-15: released 14.1329.02026-09-17: released 14.1330.02026-09-22: released 14.1331.02026-09-23: released 14.1332.02026-09-28: released 14.1333.02026-10-01: released 14.1334.02026-10-05: released 14.1335.02026-10-07: released 14.1336.02026-10-13: released 14.1337.02026-10-15: released 14.1338.02026-10-20: released 14.1339.02026-10-22: released 14.1340.02026-10-23: released 14.1341.02026-10-26: released 14.1342.0
  1. 2026-08-3139M
  2. 2026-09-0239Mreleased 14.1326.0
  3. 2026-09-0439M
  4. 2026-09-0639M
  5. 2026-09-0739Mreleased 14.1327.0
  6. 2026-09-0939M
  7. 2026-09-1040Mreleased 14.1328.0
  8. 2026-09-1340M
  9. 2026-09-1540Mreleased 14.1329.0
  10. 2026-09-1740Mreleased 14.1330.0
  11. 2026-09-2040M
  12. 2026-09-2240Mreleased 14.1331.0
  13. 2026-09-2540M
  14. 2026-09-2640M
  15. 2026-09-2840Mreleased 14.1333.0
  16. 2026-10-0441M
  17. 2026-10-0841M
  18. 2026-10-0941M
  19. 2026-10-1041M
  20. 2026-10-1140M
  21. 2026-10-1341Mreleased 14.1337.0
  22. 2026-10-1441M
  23. 2026-10-1641M
  24. 2026-10-1740M
  25. 2026-10-1840M
  26. 2026-10-1941M
  27. 2026-10-2141M
  28. 2026-10-2241Mreleased 14.1340.0
  29. 2026-10-2341Mreleased 14.1341.0
  30. 2026-10-2440M
  31. 2026-10-2540M
  32. 2026-10-2841M
Rating
-0.63 since 31.08
reviewsrating 3.87-4.50 · 32 readings
2026-09-02: released 14.1326.02026-09-07: released 14.1327.02026-09-10: released 14.1328.02026-09-15: released 14.1329.02026-09-17: released 14.1330.02026-09-22: released 14.1331.02026-09-23: released 14.1332.02026-09-28: released 14.1333.02026-10-01: released 14.1334.02026-10-05: released 14.1335.02026-10-07: released 14.1336.02026-10-13: released 14.1337.02026-10-15: released 14.1338.02026-10-20: released 14.1339.02026-10-22: released 14.1340.02026-10-23: released 14.1341.02026-10-26: released 14.1342.0
  1. 2026-08-31reviews43.1krating4.50
  2. 2026-09-02reviews43.1krating4.50released 14.1326.0
  3. 2026-09-04reviews43.1krating4.50
  4. 2026-09-06reviews43.1krating4.50
  5. 2026-09-07reviews43.1krating4.50released 14.1327.0
  6. 2026-09-09reviews43.1krating4.50
  7. 2026-09-10reviews43.1krating4.50released 14.1328.0
  8. 2026-09-13reviews43.1krating4.50
  9. 2026-09-15reviews43.1krating4.50released 14.1329.0
  10. 2026-09-17reviews43.1krating4.50released 14.1330.0
  11. 2026-09-20reviews43.1krating4.50
  12. 2026-09-22reviews43.1krating4.49released 14.1331.0
  13. 2026-09-25reviews43.1krating4.49
  14. 2026-09-26reviews43.1krating4.49
  15. 2026-09-28reviews43.1krating4.49released 14.1333.0
  16. 2026-10-04reviews43.1krating4.49
  17. 2026-10-08reviews43.1krating4.49
  18. 2026-10-09reviews43.1krating4.49
  19. 2026-10-10reviews43.1krating4.49
  20. 2026-10-11reviews43.1krating4.49
  21. 2026-10-13reviews43.2krating4.49released 14.1337.0
  22. 2026-10-14reviews43.2krating3.87
  23. 2026-10-16reviews43.1krating3.87
  24. 2026-10-17reviews43.2krating3.87
  25. 2026-10-18reviews43.2krating3.87
  26. 2026-10-19reviews43.2krating3.87
  27. 2026-10-21reviews43.2krating3.87
  28. 2026-10-22reviews43.2krating3.87released 14.1340.0
  29. 2026-10-23reviews43.2krating3.87released 14.1341.0
  30. 2026-10-24reviews43.2krating3.87
  31. 2026-10-25reviews43.2krating3.87
  32. 2026-10-28reviews43.2krating3.87

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Every site you visit. This extension can read and change the content of any page you open.

  • Read and change cookies on the sites it can access cookies
  • See the address and title of every tab you have open tabs
  • Sign you in with a Google account identity
Show the remaining 4

The full permission history for this extension

Version history

  1. Version 14.1342.0
  2. Version 14.1341.0
  3. Version 14.1340.0
Show the remaining 5
  1. Version 14.1339.0
  2. Version 14.1338.0
  3. Version 14.1337.0
  4. Version 14.1336.0
  5. Version 14.1335.0

What changed recently

  1. Package size changed
  2. Released version 14.1342.0 (was 14.1341.0)
  3. Released version 14.1341.0 (was 14.1340.0)
Show the remaining 9
  1. Package size changed
  2. Released version 14.1340.0 (was 14.1339.0)
  3. Package size changed
  4. Released version 14.1339.0 (was 14.1338.0)
  5. Package size changed
  6. Released version 14.1338.0 (was 14.1337.0)
  7. Package size changed
  8. Released version 14.1337.0 (was 14.1336.0)
  9. Package size changed

Older entries and the full day by day series are in the app.

The publisher

Grammarly publishes 2 listings we track, 41.0M users between them. Listed website: grammarly.com.

  1. Superhuman Go: AI Assistant Grammarly · Productivity · Workflow · published 2026-03-31 40k users ★ 4.3

Like this one

Listings the catalog judges closest in what they say they do.

  1. JustDone: GPT-4o AI Writing Assistant & Grammar Checker Describes nearly the same job, with a large installed audience 200k users ★ 3.7
  2. Grammar Check Pro Describes nearly the same job, smaller audience 3 users (last published figure)
  3. Grammar Flow Describes nearly the same job, smaller audience 85 users ★ 4.0
  4. Oops: Got Your Back - Grammar Checker Describes nearly the same job, smaller audience 9 users ★ 5.0
  5. SmartWrite Describes nearly the same job, smaller audience 3 users (last published figure)

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

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Users and rating on Ext Ops Panel

Markdown

[![Users and rating on Ext Ops Panel](https://extops.dev/extensions/kbfnbcaeplbcioakkpcpgfkobkghlhen/badge.svg)](https://extops.dev/extensions/kbfnbcaeplbcioakkpcpgfkobkghlhen)

HTML

<a href="https://extops.dev/extensions/kbfnbcaeplbcioakkpcpgfkobkghlhen"><img src="https://extops.dev/extensions/kbfnbcaeplbcioakkpcpgfkobkghlhen/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>

Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-10-28. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built