CELPIP Accelerate vs IELTS by IDP App
| CELPIP Accelerate | IELTS by IDP App | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | Yes |
| Paid from | — | Free |
| Open source | No | No |
| Platforms | Web, iOS | Android, iOS |
| Free plan | No | Yes |
Both are listed in Best Exam Prep Apps, Best Language Test Prep Apps. On Samsung Mobile US Press, IELTS by IDP App scores higher on our published basis.