IELTS by IDP App vs TST Prep
| IELTS by IDP App | TST Prep | |
|---|---|---|
| Free plan | Yes | |
| Free trial | Yes | |
| Paid from | Free | $3.08/mo |
| Platforms | Android, iOS | Web |
| Free plan | Yes | Yes |
| Supported exams | IELTS Academic, IELTS General Training, IELTS for UKVI | TOEFL iBT; Duolingo English Test |
| Mock tests | Yes | Yes |
| Speaking practice | Yes | Yes |
| Score tracking | Yes | |
| Study plan | Yes | Yes |
| Supported platforms | iOS, Android | web |
| Writing feedback | Yes |
Listed together in Best Language Test Prep Apps