Privacy And Security Informations
A. We do not collect your informations.
B. Data that you entered will be stored on your device (more on this on D below). If you use iTunes (Windows or Mac PC) to back up your device, it will also get backed up to your personal computer.
C. If you enabled iCloud, (signed in) on your device, data will be stored on iCloud servers. Your data will be encrypted before, after, and during transiting to iCloud servers. Please refer to Apple's iCloud Security And Privacy Overview https://support.apple.com/en-us/HT202303 for more details.
D. Data that is stored on your local device will be encrypted if your device had been Passcode Lock enabled. As such it is strongly recommended that you enable this option if have not. Refer to Apple's About iOS Passcodes https://support.apple.com/en-us/HT204060 for more details and instructions.