GRIN vs Instroom
| GRIN | Instroom | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | Yes | No |
| Paid from | $200/mo | — |
| Open source | No | No |
| Platforms | Web, iOS, Android | Web |
| Free plan | Yes | Yes |
| Paid from | $200/mo | $15/mo |
| Creator discovery | Yes | No |
| Campaign management | Yes | Yes |
| Performance analytics | Yes | Yes |
| Supported social channels | — | |
| Creator payments | Yes | Yes |
Both are listed in Best Influencer Marketing Platforms. On Samsung Mobile US Press, GRIN scores higher on our published basis.