I use Snapseed on Android. It's a practical app with many photo editing tools
I like how I can edit my photos here,
HubSpot - Grow Better With HubSpot: Software that's powerful, not overpowering. Seamlessly connect your data, teams, and customers on one CRM platform that grows with your business.
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 .
MailChimp - MailChimp is the best way to design, send, and share email newsletters.
PicsArt - Explore 100,000,000+ awesome images and photos on the web
Marketo - Marketo's powerful marketing automation software helps marketers master the art & science of digital marketing to engage customers and prospects.
Pixelmator - Pixelmator is an image-editing application for Mac and iPad.