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Best Harper Alternatives in 2026

12 platforms from grammar checkers ranked against Harper on the same published basis.

  1. 1
    Ginger AndroidapiextensioniOSMac $0.42/mo8.8
    Harper vs Ginger
  2. 2
    Sapling Free plan apiextensionself-hostedWebWin $1/mo8.7
    Harper vs Sapling
  3. 3
    Trinka Free plan apiextensionMacself-hostedWeb 8.7
    Harper vs Trinka
  4. 4
    TextGears Free plan apiWeb $2.48/mo8.5
    Harper vs TextGears
  5. 5
    Outwrite Free plan apiextensionMacWebWin $7.95/mo7.7
    Harper vs Outwrite
  6. 6
    LanguageTool extensioniOSMacWin 7.6
    Harper vs LanguageTool
  7. 7
    Grammarly Free plan AndroidiOS $12/mo7.5
    Harper vs Grammarly
  8. 8
    ProWritingAid Free plan extension $10/mo7.5
    Harper vs ProWritingAid
  9. 9
    Microsoft Editor 7.4
    Harper vs Microsoft Editor
  10. 10
    Wordvice AI Free plan extensionMacWebWin $0.70/mo7.3
    Harper vs Wordvice AI
  11. 11
    Scribens WebWinMaciOSAndroid €4.99/mo7.1
    Harper vs Scribens
  12. 12
    Scribbr Grammar Checker Web 7.0
    Harper vs Scribbr Grammar Checker
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