You can enable or disable the iCloud syncing for GymYou in the iPhone settings app. Be aware that iCloud does not only sync your GymYou data between devices, but also serves as a backup. If you disable it, there is nur further sync or backup possible until you enable it again.
- On your iPhone go to Settings > your name.
- Tap ‘iCloud’.
- Scroll until you find ‘GymYou’.
- Enable or disable iCloud by using the switch.