Readability vs WebFX Readability Test Tool
| Readability | WebFX Readability Test Tool | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | Free | Free |
| Open source | No | No |
| Platforms | Linux, macOS, Windows | Web |
| Grade-level analysis | Yes | Yes |
| Sentence complexity | Yes | Yes |
| Plain-language rewrites | No | — |
| Accessibility guidance | No | — |
| Input formats | document | text |
| Free plan | — | Yes |
| Readability scores | — | 6 scores |
Both are listed in Best AI Readability Checkers. On Specifiction, Readability scores higher on our published basis.