For the average user with a modern iPhone or Pixel 7, installing the 2014 version is a terrible idea. It is unstable, insecure, and likely non-functional. You are better off paying the small subscription fee for the modern version or switching to a secure alternative like "Keepsafe Photo Vault (Premium Classic)" if you can find a legacy license.
Download the APK for a 2014 version (look for version numbers starting with 4.x or 5.x). keepsafe old version 2014
Some of the key features of KeepSafe old version 2014 included: For the average user with a modern iPhone