Documents & Writing·Standings

Compare Proofreading Software

Proofreading software checks writing for errors; the right choice depends on supported languages and where you write. Tools in this category can be compared by platform, browser extensions, document integrations, style and tone suggestions, team features, and offline mode.

Check the free-plan and paid-price details before choosing, and look for the API, open-source, and free-tier marks when those matter to your setup. A free plan and a free trial are different: check the listing for the option it offers.

  • 30 platforms
  • 3 with a public API on this page
  • 24 with a free tier
  • Checked 10 Oct 2026
  1. 1
    DW
    DeepL Writedeepl.com

    DeepL Write is an AI writing assistant that corrects grammar, spelling and punctuation and suggests alternative wording.

    6.7 APIOpenFree Free tier · from $8.74/mo
  2. 2
    Q
    QuillBotquillbot.com

    QuillBot provides AI tools for paraphrasing, grammar correction, summarization, translation, originality checking, chat, image generation and related writing…

    6.7 APIOpenFree Free tier
  3. 3
    CA
    Corrector.appcorrector.app

    Corrector.app checks spelling, grammar and punctuation, highlights errors and offers replacement suggestions.

    6.7 APIOpenFree Free tier
  4. 4
    G
    Gingergingersoftware.com

    Ginger is an AI-powered grammar and spell checker focused on English.

    6.7 APIOpenFree Free tier
  5. 5
    P
    Paperpalpaperpal.com

    Paperpal is an AI academic writing and research assistant covering drafting, editing, research, citations, document checking and submission preparation.

    6.6 APIOpenFree Free tier · from $139/yr
  6. 6
    WA
    Wordvice AIwordvice.ai

    Wordvice AI is an online writing assistant combining proofreading, paraphrasing, translation, summarization, plagiarism checking, AI detection, ChatPDF and…

    6.6 APIOpenFree Free tier
  7. 7
    O
    Outwriteoutwrite.com

    Outwrite is an AI writing assistant that suggests stylistic and structural improvements beyond grammar checking.

    6.6 APIOpenFree Free tier · from $7.95/mo
  8. 8
    C
    CorrectEnglishcorrectenglish.com
    6.6 APIOpenFree Free tier · from $80/yr
  9. 9
    T
    Trinkatrinka.ai

    Trinka is an AI grammar correction and language enhancement assistant designed for academic and technical writing.

    6.6 APIOpenFree Free tier · from $300/yr
  10. 10
    W
    WhiteSmokegrammar.whitesmoke.com
    6.6 APIOpenFree Free tier
  11. 11
    G
    Grammarlygrammarly.com
    6.4 APIOpenFree Free tier · from $12/mo
  12. 12
    S
    Saplingsapling.ai

    Sapling provides an API/SDK toolkit for integrating language model-powered functionality into applications, alongside writing assistance for teams.

    6.4 APIOpenFree Free tier · from $144/yr
  13. 13
    L
    Linguixlinguix.com

    Linguix provides AI writing assistance to improve grammar, clarity, and communication across websites and supported apps.

    6.4 APIOpenFree Free tier · from $5/mo
  14. 14
    SW
    Slick Writeslickwrite.com

    Slick Write is a free online application for checking grammar, spelling and writing style.

    6.3 APIOpenFree Free tier
  15. 15
    T
    TextGearstextgears.com

    TextGears analyzes text to find spelling, grammar, and stylistic errors and check readability.

    6.3 APIOpenFree Free tier
  16. 16
    G
    GrammarLookupgrammarlookup.com

    GrammarLookup describes itself as a free tool for checking grammar and punctuation in a rich text editor.

    6.3 APIOpenFree Free tier
  17. 17
    L
    LanguageToollanguagetool.org
    6.3 APIOpenFree Free tier
  18. 18
    HE
    Hemingway Editorhemingwayapp.com

    Hemingway Editor scores writing for readability and highlights sentences and issues that can weaken or complicate a message.

    6.3 APIOpenFree Free tier
  19. 19
    W
    WRITERwriter.com

    WRITER is an enterprise platform where AI agents plan and execute multi-step work using company knowledge, rules and connected systems.

    6.2 APIOpenFree From $39/mo
  20. 20
    P
    ProWritingAidprowritingaid.com
    6.1 APIOpenFree Free tier · from $120/yr
  21. 21
    S
    SpellCheckPlusspellcheckplus.com

    SpellCheckPlus analyzes English writing for spelling errors and common grammar problems, including confused words, punctuation, capitalization, and errors…

    6.1 APIOpenFree Free tier · from $15.99/yr
  22. 22
    VW
    Virtual Writing Tutorvirtualwritingtutor.com

    Virtual Writing Tutor is a free online grammar checker for second language learners.

    6.1 APIOpenFree Free tier
  23. 23
    GN
    GrammarCheck.netgrammarcheck.net

    The online checker reviews English spelling and grammar and offers proofreading suggestions.

    6.0 APIOpenFree Free tier
  24. 24
    SG
    6.0 APIOpenFree Free tier
  25. 25
    S
    Scribensscribens.com

    Scribens checks grammar and spelling in written text.

    6.0 APIOpenFree Free tier · from €5,990/yr

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How to choose

Which platforms does it need to run on?

Choose a tool that works where you write. Compare its supported platforms and check whether it offers a browser extension if you want proofreading in a browser.

Does it work with the documents and apps I use?

Check the document integrations listed for a tool against the apps you already use. A browser extension may suit browser-based writing, while an integration may connect proofreading to a document workflow.

Does it support my language and writing style?

Compare supported languages and look for style and tone suggestions if you want help beyond spotting errors. The available facts do not specify which languages or suggestions a particular tool includes.

Can I use it for free, and what does paid access cost?

Check whether a listing offers a free plan, a free trial, or both, and compare the paid starting price and billing terms. For example, DeepL Write lists a free plan and paid access from €6.99 per user per month on annual billing; Hemingway Editor lists a free plan, paid access from $8.33 per user per month on annual billing, and a 14-day trial.

Do I need team features or offline access?

If you work with a team or need to write without an internet connection, compare the team-features and offline-mode details. Confirm the specific support in the listing before choosing.

Questions

What should I compare when choosing proofreading software?

Compare supported languages, platforms, browser extensions, document integrations, style and tone suggestions, team features, offline mode, and price.

Is there free proofreading software?

Listings distinguish free plans from free trials. Check the pricing details for the tool you are considering to see which option it offers.

Can proofreading software work in my browser or documents?

Compare the browser-extension and document-integration details with the browser and apps you use.

What does the signal score mean?

It is a score out of 10 based on maker-published information about usage, public API access, documentation depth, open-source code, and a free tier.

Some top positions on this board can be paid placements, standing where they were sold. The facts on each platform are not for sale. How we rank · Disclosure