Best ReadabilityTool Alternatives in 2026

20 apps from readability checkers ranked against ReadabilityTool on the same published basis.

  1. 1ReadabilityTool vs ProWritingAid
  2. 2ReadabilityTool vs Readability Formulas
  3. 3ReadabilityTool vs TextGears
  4. 4ReadabilityTool vs Check Readability
  5. 5ReadabilityTool vs Text Inspector
  6. 6ReadabilityTool vs AnchorKite Readability Checker
  7. 7ReadabilityTool vs Data·yze Readability Analyzer
  8. 8ReadabilityTool vs Delimiter Readability Checker
  9. 9ReadabilityTool vs Hemingway Editor
  10. 11ReadabilityTool vs Slick Write
  11. 12ReadabilityTool vs Readable
  12. 13ReadabilityTool vs Readability Analysis Tool (RAT)
  13. 14ReadabilityTool vs Eclipse Readability Studio
  14. 15ReadabilityTool vs ApyHub Readability Scores Documents API
  15. 16ReadabilityTool vs StyleWriter
  16. 17ReadabilityTool vs ATOS Analyzer
  17. 18ReadabilityTool vs Botoi Readability API
  18. 19ReadabilityTool vs DO101 Readability Checker
  19. 20ReadabilityTool vs Flesch-Kincaid Readability & Grade Level Analyzer
  20. 21ReadabilityTool vs Readability.ch

ReadabilityTool alternatives compared

#AppScoreFree planFromRuns on
1ProWritingAid6.9Free plan$10/moBrowser
2Readability Formulas6.9Free planFreeBrowser, Mac, Web, Windows
3TextGears6.9Free plan$2.48/moAPI, Web
4Check Readability6.7Free planFreeBrowser, Web
5Text Inspector6.7Free planFreeAPI, Web
6AnchorKite Readability Checker6.6Free planFreeWeb
7Data·yze Readability Analyzer6.6Free planFreeWeb
8Delimiter Readability Checker6.6Free planFreeWeb
9Hemingway Editor6.6No$0.69/moMac, Web, Windows
11Slick Write6.3Free planFreeWeb
12Readable5.9No$12/moAPI, Web
13Readability Analysis Tool (RAT)5.8No—Windows, Linux
14Eclipse Readability Studio5.7No—Windows, Mac, Linux
15ApyHub Readability Scores Documents API5.6No——
16StyleWriter5.6No$90/moWindows
17ATOS Analyzer5.5No—Web
18Botoi Readability API5.5No——
19DO101 Readability Checker5.5No—Web
20Flesch-Kincaid Readability & Grade Level Analyzer5.5No—Web
21Readability.ch5.5No—Web
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Questions about ReadabilityTool alternatives

What is the best alternative to ReadabilityTool?

ProWritingAid, number 1 in readability checkers with a score of 6.9 out of 10. The others here: Readability Formulas, TextGears, Check Readability and 16 more.

What is the best free alternative to ReadabilityTool?

ProWritingAid is the best-ranked alternative with a free plan. 9 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on what each maker publishes: documentation depth, a free tier and the platforms it runs on.