I use Snapseed on Android. It's a practical app with many photo editing tools
I like how I can edit my photos here,
Solaris Sky Calendar - An astronomy calendar right in your pocket
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 .
Marline - Discover weather, tides and moon, like never before
PicsArt - Explore 100,000,000+ awesome images and photos on the web
Sundial App - Sun & Moon times and alerts for iPhone, iPad, & Apple Watch
Pixelmator - Pixelmator is an image-editing application for Mac and iPad.