Compress HEIC Images for iPhone
iPhone wallpapers need to be optimized for the high-resolution Retina display while keeping file sizes manageable. The perfect iPhone wallpaper is crisp, fast to set, and battery-efficient. High Efficiency Image Format — the default photo format on iPhones and modern Apple devices. Excellent compression. Use ImageSmith to compress your HEIC images to the ideal file size for iPhone — target under 10,000KB for optimal performance. Processing is fully browser-based — no server uploads, no privacy risk.
Recommended format
JPEG
Max file size
10,000KB
Dimensions
1290×2796 (iPhone 15 Pro Max), 1179×2556 (iPhone 15)
✓Use 1179×2556 for iPhone 14/15 or 1290×2796 for iPhone 14/15 Pro Max
✓JPEG works well for photographs; PNG for graphics with text
✓Keep wallpapers under 5MB for fast preview and application
✓Avoid very dark images — they may look different on OLED True Black displays