Markup AI vs RedPen
| Markup AI | RedPen | |
|---|---|---|
| Free plan | No | No |
| Free trial | Yes | No |
| Paid from | $249/mo | — |
| Open source | No | No |
| Platforms | api, extension, macOS, Web, Windows | Windows, macOS, Linux |
| Free plan | No | — |
| Custom style guide | Yes | Yes |
| Terminology management | Yes | Yes |
| Brand voice rules | Yes | — |
| Editor support | Google Docs, Microsoft Word, Microsoft PowerPoint, Contentful, AEM Guides, Oxygen XML, XMetaL Author, MadCap Flare, MadCap IXIA CCMS, Heretto CCMS, Figma, VS Code | Markdown, Textile, AsciiDoc, Re:VIEW, reStructuredText, LaTeX, Wiki, IntelliJ IDEA, Visual Studio Code, Vim, Emacs, Atom, WordPress, Sublime Text |
| Rule action | suggest | warn |
| Team workflow | Yes | — |
| API access | Yes | Yes |
Both are listed in Best Writing Style Checkers. On Samsung Mobile US Press, Markup AI scores higher on our published basis.