Best Grammar Checkers in 2026
Updated
86 grammar checkers ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
86ranked
13free plans on this page
$2/molowest paid tier
4 Oct 2026last checked
Recognised 40% · Phone app 26% · Documented 20% · Free plan 14% of the score
- 26 Rechtschreibprüfung24 No phone app RecognisedPhone appDocumentedFree plan 7.4Free Browser extension: Yes
- 27 WProofreader No phone app RecognisedPhone appDocumentedFree plan 7.4€34/mo Browser extension: Yes
- 28 GemType No phone app RecognisedPhone appDocumentedFree plan 7.3Free Browser extension: YesDesktop app: YesMobile app: No
- 29 TextAdviser iPhone + Android RecognisedPhone appDocumentedFree plan 7.3 Browser extension: YesMobile app: Yes
- 30 LexiCheck No phone app RecognisedPhone appDocumentedFree plan 7.1$2/mo
- 31 Refine No phone app RecognisedPhone appDocumentedFree plan 7.0$38/mo Desktop app: Yes
- 32 Cordial No phone app RecognisedPhone appDocumentedFree plan 6.8 Browser extension: YesDesktop app: Yes
- 33 Poli No phone app RecognisedPhone appDocumentedFree plan 6.8Free Browser extension: YesDesktop app: Yes
- 34 Virtual Writing Tutor No phone app RecognisedPhone appDocumentedFree plan 6.7$3/mo
- 35 Lexicon No phone app RecognisedPhone appDocumentedFree plan 6.6 Browser extension: YesDesktop app: Yes
- 36 Slick Write No phone app RecognisedPhone appDocumentedFree plan 6.6Free Browser extension: Yes
- 37 Textivo No phone app RecognisedPhone appDocumentedFree plan 6.6€4.99/mo Browser extension: Yes
- 38 Sentence Checker No phone app RecognisedPhone appDocumentedFree plan 6.6Free Browser extension: Yes
- 39 Duden-Mentor No phone app RecognisedPhone appDocumentedFree plan 6.5 Browser extension: YesDesktop app: NoMobile app: No
- 40 Korr No phone app RecognisedPhone appDocumentedFree plan 6.5 Browser extension: YesDesktop app: Yes
- 41 ORFO No phone app RecognisedPhone appDocumentedFree plan 6.5 Desktop app: Yes
- 42 Le Robert Correcteur No phone app RecognisedPhone appDocumentedFree plan 6.4 Desktop app: Yes
- 43 TextWarden No phone app RecognisedPhone appDocumentedFree plan 6.4 Browser extension: YesDesktop app: YesMobile app: No
- 44 AI Grammar Mentor No phone app RecognisedPhone appDocumentedFree plan 6.4$6/mo
- 45 GrammarPro No phone app RecognisedPhone appDocumentedFree plan 6.4$5/mo Browser extension: NoDesktop app: NoMobile app: No
- 46 StyleWriter No phone app RecognisedPhone appDocumentedFree plan 6.3$90/mo Desktop app: Yes
- 47 Grammarian PRO3 No phone app RecognisedPhone appDocumentedFree plan 6.3$59.99/mo Browser extension: NoDesktop app: Yes
- 48 Write Wise Android only RecognisedPhone appDocumentedFree plan 6.3
- 49 Gramma No phone app RecognisedPhone appDocumentedFree plan 6.2
- 50 Instant Grammar No phone app RecognisedPhone appDocumentedFree plan 6.2Free Desktop app: Yes
