On your iOS devices you can turn on Restrictions, also known as Parental Controls, to prevent access to specific apps and features. You can follow these steps to enable restrictions
Tap on the Settings App on your iOS device.
Select General on the Settings menu on the left side of your screen, then tap Restrictions.
Tap on Enable Restrictions. A box will appear where you will need to enter a Passcode. You will need this Passcode to change Settings or to turn off Restrictions.
Once you have entered the passcode, you will then be able to select the apps and features you'd like to restrict.
If you would like more information or help with this please don't hesitate to contact our support team on firstname.lastname@example.org