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Head-to-head · Grammar Checkers

Microsoft Editor vs ProWritingAid

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Microsoft Editor #3 in Grammar Checkers 9.0/10 Free plan Free plan✓ 3 of 5 features Try Microsoft Editor
ProWritingAid #5 in Grammar Checkers 8.5/10 Free plan Free plan✓ 3 of 5 features Visit ProWritingAid

Microsoft Editor leads on 2 checks, ProWritingAid on 1, and 3 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreMicrosoft Editor · 9.0/10
  • Free planboth

Microsoft Editor scores higher on our rubric for grammar checkers: 9.0 against 8.5 out of 10; our editors rank them #3 and #5.

ProWritingAid offers desktop app; Microsoft Editor doesn't. Microsoft Editor offers mobile app; ProWritingAid doesn't. Microsoft Editor leads on languages supported: 23 versus 1.

Microsoft Editor is the better fit for microsoft 365 users wanting integrated checking. ProWritingAid is the better fit for writers who want detailed analysis reports.

  • Microsoft Editor fits best

    Microsoft 365 users wanting integrated checking

  • ProWritingAid fits best

    Writers who want detailed analysis reports

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Microsoft Editor 9.0/10 Visit ↗ ProWritingAid 8.5/10 Visit ↗
At a glance
Editor score 9.0 8.5
Ranking #3 in Grammar Checkers #5 in Grammar Checkers
Best for Microsoft 365 users wanting integrated checking Writers who want detailed analysis reports
Pricing model Free plan + paid Free plan + paid
Starting price — $120/yr
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Desktop, Mobile, Browser extension Cloud, Desktop, Browser extension
Platforms Web, Windows, macOS, iOS, Android, Chrome extension Web, Windows, macOS, Chrome extension
Support Docs Email, Docs
Integrations 7 integrations 12 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market
Features Microsoft Editor 3/5 · ProWritingAid 3/5
Browser extension ✓ ✓
Desktop app — ✓ (best)
Mobile app ✓ (best) —
Style suggestions ✓ ✓
Tone detection Not checked yet Not checked yet
Specs
Languages supported 23 (best) 1
Our review
Pros
  • Checks spelling, grammar, punctuation, capitalization, and style
  • Adds clarity, concision, formality, vocabulary, and readability suggestions
  • Integrates directly with Word, Outlook, and Microsoft Edge
  • 25+ reports analyze structure, repetition, readability, and style
  • Custom guides, tone detection, and rephrasing support focused editing
  • Works across web, desktop apps, browsers, and major writing tools
Cons
  • Premium features require a Microsoft 365 subscription
  • Integration coverage centers on Microsoft products
  • Standalone Editor browser extensions were retired in 2025
  • No mobile app for editing on phones or tablets
  • Free plan limits documents to 500 words
  • English is the supported language, with regional dialect settings
Our verdict

Microsoft Editor is a writing assistant for spelling, grammar, punctuation, capitalization, and style. It is designed for people who write in Microsoft Word, Outlook, Word for the web, and Microsoft Edge, especially Microsoft 365 users who…

Read the review →

ProWritingAid is a grammar and writing analysis toolkit for creative writers, business professionals, and students. It checks grammar, spelling, punctuation, style, and readability, then adds more than 25 reports for examining structure,…

Read the review →
  1. Microsoft EditorGrammar Checkers 9.0Free plan
  2. ProWritingAidGrammar Checkers 8.5Free plan

Strengths and trade-offs

  • Microsoft Editor — where it wins

    • Checks spelling, grammar, punctuation, capitalization, and style
    • Adds clarity, concision, formality, vocabulary, and readability suggestions
    • Integrates directly with Word, Outlook, and Microsoft Edge

    Where it doesn't

    • Premium features require a Microsoft 365 subscription
    • Integration coverage centers on Microsoft products
    • Standalone Editor browser extensions were retired in 2025

  • ProWritingAid — where it wins

    • 25+ reports analyze structure, repetition, readability, and style
    • Custom guides, tone detection, and rephrasing support focused editing
    • Works across web, desktop apps, browsers, and major writing tools

    Where it doesn't

    • No mobile app for editing on phones or tablets
    • Free plan limits documents to 500 words
    • English is the supported language, with regional dialect settings

More comparisons

All grammar checkers comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update