I use Snapseed on Android. It's a practical app with many photo editing tools
I like how I can edit my photos here,
Bold - Ultra-fast anonymous publishing platform.
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 .
Fontmania - Easily add text to your iPhone photos
PicsArt - Explore 100,000,000+ awesome images and photos on the web
Smart Notes - Sticky notes for your web browser
Pixelmator - Pixelmator is an image-editing application for Mac and iPad.