coalesco

coalesco converts your images between HEIC, JPEG, PNG, and WebP — any format to any format, in just a couple of taps.
Stop wrestling with photos that won't open or upload. Whether you need a universal JPEG, a transparent PNG, a lightweight WebP, or a space-saving HEIC, coalesco handles the conversion instantly.
Convert right from your photo library
coalesco includes a Photos extension, so you can convert images directly inside the Photos app — no importing, no exporting, no extra steps.
Features
• Convert between HEIC, JPEG, PNG, and WebP in any direction
• Photos extension for converting straight from your library
• Fast, on-device conversion — your images never leave your iPhone
• Clean, simple interface built for getting in and out quickly
• Preserves image quality
Whether you're freeing up storage, prepping images for the web, or just need a format an app will actually accept, coalesco gets it done.