Image tools
Each tool opens Graviton’s compressor with the right settings already chosen. Every one runs in your browser, so your images never leave your device.
Compress
Make files smaller and keep their format.
- Same format · quality 75Compress JPEG imagesShrink JPG photos by up to 80% with no visible difference, using the MozJPEG encoder. It all runs on your device.
- Same format · quality 80Compress PNG imagesCut PNG screenshots and graphics by 60–80% while keeping them sharp and transparent. It all runs on your device.
- Same format · quality 70Compress animated GIFsMake animated GIFs small enough for chat apps, email and websites. Every frame is kept, and nothing is uploaded.
Convert
Switch formats so every app, editor and upload form accepts your images.
- JPG · quality 85HEIC to JPG converterTurn iPhone photos into JPGs that open on Windows, Android and every website.
- JPG · quality 85WebP to JPG converterTurn WebP images from the web into JPGs that any app, editor or upload form accepts.
- PNG · quality 75WebP to PNG converterTurn WebP images into lossless PNGs that keep transparency and open in every editor.
- JPG · quality 85PNG to JPG converterTurn large PNG photos and screenshots into JPGs that are often 5–10× smaller.
- PNG · quality 75JPG to PNG converterTurn JPGs into lossless PNGs for editing, design tools or apps that need PNG.
- PNG · quality 75HEIC to PNG converterTurn iPhone HEIC photos into lossless PNGs for editing and design work.
- JPG · quality 85AVIF to JPG converterTurn AVIF images into JPGs that open in every app and upload form.
- PNG · quality 75AVIF to PNG converterTurn AVIF images into lossless PNGs that keep transparency and open in every editor.
- WebP · quality 80PNG to WebP converterTurn PNGs into WebP images that load faster on websites while keeping transparency.
- WebP · quality 80JPG to WebP converterTurn JPG photos into WebP images that are usually 25–35% smaller at the same visual quality.
- AVIF · quality 75JPG to AVIF converterTurn JPG photos into AVIF images that are often half the size at the same visual quality.
Exact file size
Get under the exact limit a form, portal or website asks for.
- JPG · under 20 KBCompress an image to 20 KBGet any photo under 20 KB without guessing at quality settings. Graviton finds the sharpest version that fits, on your device.
- JPG · under 50 KBCompress an image to 50 KBGet any photo under 50 KB without guessing at quality settings. Graviton finds the sharpest version that fits, on your device.
- JPG · under 100 KBCompress an image to 100 KBGet any photo under 100 KB without guessing at quality settings. Graviton finds the sharpest version that fits, on your device.
- JPG · under 200 KBCompress an image to 200 KBGet any photo under 200 KB without guessing at quality settings. Graviton finds the sharpest version that fits, on your device.
- JPG · under 500 KBCompress an image to 500 KBGet any photo under 500 KB without guessing at quality settings. Graviton finds the sharpest version that fits, on your device.
- JPG · under 1 MBCompress an image to 1 MBGet any photo under 1 MB without guessing at quality settings. Graviton finds the sharpest version that fits, on your device.
- JPG · under 2 MBCompress an image to 2 MBGet any photo under 2 MB without guessing at quality settings. Graviton finds the sharpest version that fits, on your device.
- JPG · under 100 KBCompress an image to any size in KBType the size your form or website asks for. Graviton finds the sharpest version that fits, on your device.
Resize & tasks
Ready-made settings for the jobs people do most.
- Same format · quality 85 · 1920 pxResize imagesSet a maximum width and height in pixels. Graviton scales each image down to fit, keeps its proportions and never enlarges it.
- JPG · quality 75 · 1600 pxCompress images for emailMake photos small enough to attach to an email and still look great on any screen. It all runs on your device.
- WebP · quality 75 · 1920 pxOptimize images for your websiteResize to 1920 pixels and convert to WebP for faster pages and better Core Web Vitals. It all runs on your device.
- JPG · under 20 KBCompress a signature to 20 KBGet a photo or scan of your signature under 20 KB for online application forms. It all runs on your device.
- JPG · under 50 KBCompress a photo for exam and job formsGet your application photo under 50 KB in one step. It all runs on your device.