F-Stop Media Gallery - Image and video organizer.

Camera Roll - Simple Gallery App for Android, with lovely Material Design.

Google Photos - All your photos are backed up safely, organized and labeled automatically, so you can find them fast, and share them how you like.

digiKam - Professional Photo Management with the Power of Open Source

Stingle Photos - Stingle Photos is a secure photo/video encryption and backup application that provides strong security, privacy, encryption and safely saves your media on cloud storage keeping you safe from data breaches and leaks.

App Lock and Gallery Vault - Wish you could simply lock all your private apps on your smartphone with just a click?