If you prefer official apps, the iOS 7 App Store often requires specific fixes to work today.
: One of the most comprehensive modern libraries for sideloading, featuring both standard and "TrollStore" compatible IPAs. Essential Tools for Installation ipa files for ios 712 patched
: If you prefer using a computer, these tools allow you to "sign" and install IPAs via a USB connection. How to Fix the Broken iOS 7 App Store If you prefer official apps, the iOS 7