I use Snapseed on Android. It's a practical app with many photo editing tools
I like how I can edit my photos here,
Grid50 - The Marketplace for Photographers & Videographers
VSCO - VSCO® is an art and technology company empowering people everywhere to create, discover, and connect. CompanyVSCO® is a trendsetting art and technology company that .
KitSplit - Airbnb for creative equipment - rent cameras, drones & more
PicsArt - Explore 100,000,000+ awesome images and photos on the web
MagiCam - Simply perfect photos. New TapTapTap app makers of Camera+
Pixelmator - Pixelmator is an image-editing application for Mac and iPad.