Compress Images for App Store
App Store screenshots and icons are the primary conversion drivers for app downloads. Properly optimized at exact dimensions, they display crisply on all device screen sizes. Use ImageSmith to compress your App Store images before sending — free, instant, and entirely in your browser. No account needed, no watermarks. Target under 500KB for best results on App Store.
Max size
500 KB
Format
PNG
Size
1290×2796 (iPhone 15 Pro Max screenshots), 1024×1024 (app icon)
- 1App icons must be exactly 1024×1024 PNG without transparency
- 2Screenshot sizes vary by device — submit for each device category
- 3Use PNG for screenshots with UI elements and sharp text
- 4App Preview videos display before screenshots in the gallery
Compress by format
Other platforms
App Store image compression FAQ
App Store requires screenshots at specific sizes: iPhone 15 Pro Max (1290×2796), iPhone 14 (1284×2778), iPad Pro (2048×2732). App icons must be 1024×1024 PNG without transparency.