Best Writing Style Checkers in 2026
Updated
Writing style checkers help you review text against language rules, style guidance, or terminology your work requires. Compare editor support and rule action with custom style guides, brand voice rules, and terminology management to understand the controls offered. API access and team workflow may be relevant if checks need to connect with other tools or shared review processes. Free-plan availability and paid-from pricing provide further comparison points. DeepL Write, Trinka, and Vale are among the options, alongside Sapling and ProWritingAid. Consider whether your priority is individual editing, consistent organizational language, or coordinated team review.
15 of 15 with known pricing have a free tier;0 apps show full bars: free, open, on most devices and documented.
| # | App | Signal | Free tier | Open code | Devices | From | Score |
|---|---|---|---|---|---|---|---|
| 1 | DeepL WriteWindows · Mac · Android · iPhone · Extension | Three bars | 4 of 6 | €6.99/mo | 6.6 | ||
| 2 | TrinkaWeb · Windows · Mac · Self-hosted · API · Extension | Three bars | 3 of 6 | Free | 6.6 | ||
| 3 | ValeWeb · Windows · Mac · Linux · Self-hosted | Three bars | 4 of 6 | Free | 6.6 | ||
| 4 | Content CheckerWeb · Mac · Android · iPhone | Three bars | 4 of 6 | Free | 6.5 | ||
| 5 | SaplingWeb · Windows · Self-hosted · API · Extension | Two bars | 2 of 6 | $5/mo | 6.5 | ||
| 6 | textlintWeb · Windows · Mac · Linux · API · Extension | Three bars | 4 of 6 | Free | 6.5 | ||
| 7 | ProWritingAidExtension | Two bars | 0 of 6 | $10/mo | 6.4 | ||
| 8 | ReviseWeb · Self-hosted · API | Two bars | 1 of 6 | $8/mo | 6.4 | ||
| 9 | StyleMCPWeb · Linux · Self-hosted · API | Two bars | 2 of 6 | $9/mo | 6.4 | ||
| 10 | ClaritarWeb | Two bars | 1 of 6 | $19/mo | 6.3 | ||
| 11 | DeepL TranslatorAPI · Extension | Two bars | 0 of 6 | €7.49/mo | 6.3 | ||
| 12 | JSS Style CheckerWeb · Self-hosted · Extension | Two bars | 1 of 6 | Free | 6.3 | ||
| 13 | proselintLinux · Self-hosted | Two bars | 1 of 6 | Free | 6.3 | ||
| 14 | TyperighterSelf-hosted · API | Two bars | 0 of 6 | Free | 6.3 | ||
| 15 | write-goodLinux | Two bars | 1 of 6 | Free | 6.3 | ||
| 16 | Hemingway EditorWeb · Windows · Mac | Two bars | 3 of 6 | $0.69/mo | 5.6 | ||
| 17 | LingofyWeb · Windows · Mac · API · Extension | Two bars | 3 of 6 | $4.17/mo | 5.6 | ||
| 18 | RedPenWindows · Mac · Linux | Two bars | 3 of 6 | 5.5 | |||
| 19 | WRITERWeb · Windows · Mac | Two bars | 3 of 6 | 5.5 | |||
| 20 | alexWeb · API · Extension | One bar | 1 of 6 | 5.4 | |||
| 21 | Congree Authoring ServerWeb · Windows · Self-hosted · API | One bar | 2 of 6 | 5.4 | |||
| 22 | MonostyleLinux | One bar | 1 of 6 | 5.4 | |||
| 23 | PerfectItWeb · Windows · Mac · iPhone | Two bars | 4 of 6 | 5.2 | |||
| 24 | prosesmasher | One bar | 5.2 | ||||
| 25 | Acrolinx | No signal | 5.1 |
Compare all 25 in a table
| # | App | Score | Free plan | From | Free plan | Paid from | Custom style guide | Terminology management |
|---|---|---|---|---|---|---|---|---|
| 1 | DeepL Write | 6.6 | Free plan | €6.99/mo | Yes | |||
| 2 | Trinka | 6.6 | Free plan | Yes | ||||
| 3 | Vale | 6.6 | Free plan | Free | Yes | 19 /user/mo | Yes | Yes |
| 4 | Content Checker | 6.5 | Free plan | Free | Yes | |||
| 5 | Sapling | 6.5 | Free plan | $5/mo | Yes | 12 /user/mo | ||
| 6 | textlint | 6.5 | Free plan | Free | ||||
| 7 | ProWritingAid | 6.4 | Free plan | $10/mo | Yes | |||
| 8 | Revise | 6.4 | Free plan | $8/mo | Yes | Yes | Yes | |
| 9 | StyleMCP | 6.4 | Free plan | $9/mo | Yes | Yes | Yes | |
| 10 | Claritar | 6.3 | Free plan | $19/mo | Yes | Yes | Yes | |
| 11 | DeepL Translator | 6.3 | Free plan | €7.49/mo | Yes | |||
| 12 | JSS Style Checker | 6.3 | Free plan | Free | Yes | |||
| 13 | proselint | 6.3 | Free plan | Free | ||||
| 14 | Typerighter | 6.3 | Free plan | Free | Yes | |||
| 15 | write-good | 6.3 | Free plan | Free | ||||
| 16 | Hemingway Editor | 5.6 | $0.69/mo | Yes | 8.33 /user/mo | |||
| 17 | Lingofy | 5.6 | $4.17/mo | Yes | Yes | |||
| 18 | RedPen | 5.5 | Yes | Yes | ||||
| 19 | WRITER | 5.5 | Yes | |||||
| 20 | alex | 5.4 | Yes | |||||
| 21 | Congree Authoring Server | 5.4 | Yes | Yes | ||||
| 22 | Monostyle | 5.4 | Yes | Yes | ||||
| 23 | PerfectIt | 5.2 | No | Yes | Yes | |||
| 24 | prosesmasher | 5.2 | Yes | Yes | ||||
| 25 | Acrolinx | 5.1 | Yes | Yes |
Is your app on this list?
Numbered spots on this list can be sponsored, and a sponsored row is labelled as paid.