Grammar Guru vs SpellBoy
| Grammar Guru | SpellBoy | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | $1/mo | — |
| Open source | No | No |
| Platforms | Windows, macOS, Linux | Web |
| Free plan | Yes | Yes |
| Browser extension | Yes | — |
| Desktop app | Yes | — |
| Mobile app | No | — |
| Style suggestions | Yes | — |
| Tone detection | Yes | — |
Both are listed in Best Grammar Checkers. On The Geeks Club, Grammar Guru scores higher on our published basis.