Checksub vs SmartSub
| Checksub | SmartSub | |
|---|---|---|
| Free plan | No | No |
| Free trial | Yes | No |
| Paid from | $1/mo | — |
| Open source | No | No |
| Platforms | api, extension, Web | Windows, macOS, Linux |
| Free plan | No | Yes |
| Caption styling | — | Yes |
| Subtitle export | — | other formats |
| Burn-in captions | — | Yes |
| Speaker identification | — | Yes |
| Brand caption presets | — | Yes |
Both are listed in Best AI Video Caption Generators. On Everything Xiaomi, SmartSub scores higher on our published basis.