We are glad to present you the iGrades app. This app provides you a totally FREE (no hidden charges with in app purchases) tool for storing all the data of your subjects. The app calculates some important data of your subjects so you can follow your progress easily.
If you choose to block the app to prevent other people from looking to your information. You can unlock it with TouchID.
The user can manage manually the synchronization with iCloud to maintain all the devices with the same data.
And as we said, all of this comes for FREE and with no ads!
Give it a try and share your impressions on the comments.
Thanks!