If your JusTalk version is 7.2.43 or later, now you can delete your account directly on the app:

1. Click your profile picture on the upper left corner on the app.

2. Tap on the pinion button on the upper right corner.

3. Find "Account".

4. Enter into your account page and scroll down to the end of it.

5. Tap on "Delete my account" and follow the instruction to delete your account.