- Lightroom Mobile (iOS/Android, free, $9.99/mo plan): presets and RAW. - VSCO (iOS/Android, free, $2.49-$5/mo): film looks. - Snapseed (iOS/Android, free): quick pro edits. - Polarr (iOS/Android/Web, free, $2.49/mo): precise color. - Photoshop Express (iOS/Android, free with Adobe account): retouching. - Picsart (iOS/Android, free, subscription): social graphics. - Afterlight (iOS/Android, free, IAP): textures and frames. - Hypocam (iOS/Android, free): black and white. - Affinity (Win/Mac, iPad soon, free): pro desktop work. - Photopea (Web, free): PSD in browser. Sources: Adobe, Blackmagic Design The best photo editing apps are not one app. They are a stack: Snapseed for speed, VSCO or Lightroom for looks, Affinity when it gets serious.