AI · alternatives · 2026

24 alternatives to LanguageTool – Grammarly Alternative (open source, multilingual)

Instantly check grammar, punctuation, and spelling errors with LanguageTool's AI-powered grammar checker. Enhance your writing in over 30 languages with ease.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. LanguageTool – Grammarly Alternative (open source, multilingual) launched in 2019; newer entries below may have overtaken it.

1. 1
   Grammarly for Chrome▲506

   Clear, effective, mistake-free writing everywhere you type.

   2014 · grammarly.com · its alternatives →

2. 2
   GrammarBot▲183

   Write flawless English with AI, no subscriptions, offline

   2024 · grammarbot.app · its alternatives →

3. 3
   Gramara▲273

   AI grammar correction

   2020 · gramara.com · its alternatives →

4. 4
   Grammarly▲385

   Clear, effective, mistake-free writing.

   2014 · grammarly.com · its alternatives →

5. 5
   Free Grammar Checker by Perfect Tense▲83

   Free AI-powered spelling, grammar, and punctuation checker

   2019 · perfecttense.com · its alternatives →

6. 6
   AI Grammar Checker & Rewriter for Figma▲338

   Grammar check and rewriting in 6 languages

   2023 · figma.com · its alternatives →

7. 7
   LanguageTool - Grammar & Style Checker▲15

   Supports 25+ Languages, Plugins for Chrome, Firefox & GDocs

   2019 · languagetool.org · its alternatives →

8. 8
   AI Grammar Checker for English▲66

   Sentence correction and spell check while texting.

   2020 · play.google.com · its alternatives →

9. 9
   Correct My Grammar▲77

   AI based tool to correct your grammar & rephrase sentences

   2023 · its alternatives →

10. 10
    Regem Grammar AI▲70

    Check & fix grammar seamlessly

    2023 · regem.in · its alternatives →

11. 11
    AHelp Grammar Checker ▲11

    Perfect your writing. Easily fix grammar and style with AI.

    2024 · academichelp.net · its alternatives →

12. 12
    LanguageTool▲6

    Open source Grammarly alternative

    2020 · languagetool.org · its alternatives →

13. 13
    Grammarly Alternatives▲5

    Free Grammarly Alternative sentence & spell Checker tool.

    2018 · grammica.com · its alternatives →

14. 14
    LanguageTool for Safari▲6

    Advanced Grammar & Spell Checking anywhere on the web

    2021 · apps.apple.com · its alternatives →

15. 15
    RiteBot▲409

    Paraphraser, grammar checker, summariser powered by ChatGPT

    2023 · thesamur.ai · its alternatives →

16. 16
    GrammarPaw ▲261

    AI writing assistant for Mac

    2025 · apps.apple.com · its alternatives →

17. 17
    Deep Grammar▲128

    Grammar checker based on deep learning

    2016 · its alternatives →

18. 18
    Perfect Tense▲136

    AI-powered grammar checker with an API

    2018 · perfecttense.com · its alternatives →

19. 19
    Grammar Checker▲3

    Quick grammar, punctuation, and spelling checker. Free, no ads, no sign-up. Paste up to 1000 words, get instant suggestions with explanations. Built for writers who need fast, accurate checks without friction. One-click corrections with grammar checker results. Feedback welcome—what features would make it more useful?

    Jul 2026 · grammarchecker.ai · its alternatives →

20. 20
    Linguix▲246

    Check grammar instantly in real-time on your favorite sites

    2020 · linguix.com · its alternatives →

21. 21
    Fluently▲159

    Write fluently in any language

    2021 · fluently.so · its alternatives →

22. 22
    Krammar▲93

    Your Grammar nazi but friendly friend

    2024 · krammar.kieng.io.vn · its alternatives →

23. 23
    GrammarlyGO▲213

    A faster, smarter writing assistant

    2023 · grammarly.com · its alternatives →

24. 24
    GrammarlyBot▲93

    Make your READMEs readable

    2022 · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →