FitPhotoKB — Image Compressor

Compress images to any KB or MB target. 100% local, no uploads, completely private.

FitPhotoKB — Image Compressor Is your image too large to email, upload, or share? FitPhotoKB is a free image compressor and file size reducer that lets you compress any photo to an exact file size you choose — type 100 KB, 500 KB, or 1 MB and it hits it automatically. No guessing. No server. No account. Completely free. How it works There are three ways to get an image into FitPhotoKB: Right-click any image on any website and choose "Compress with FitPhotoKB" — the popup opens with your image loaded instantly Drag and drop an image file directly onto the popup Pick from files — click "Choose Image" and select from your device Once your image is loaded, choose your target size — pick from 6 presets (20 KB, 50 KB, 100 KB, 200 KB, 500 KB, 1 MB) or type any custom KB or MB value of your own. Choose your output format, and click Compress. Done in seconds — entirely inside your browser. For multiple images, use "Add to FitPhotoKB batch" from the right-click menu to silently queue up to 20 images as you browse. Open the popup when ready and compress them all in one session. Key features Exact file size targeting — 6 one-click presets plus any custom value you type All major formats — accepts JPEG, PNG, WebP, AVIF, HEIC (including iPhone photos); outputs JPEG, WebP, AVIF, or PNG Batch queue — right-click up to 20 images across any website and compress them all in one session Drag & drop — drop images directly onto the popup or pick from files Automatically resize if needed — optionally reduce image dimensions to help hit your target Before/after compare slider — visually check quality before downloading Your images never leave your device — 100% local, zero uploads, ever Who it is for Developers and designers compressing assets for the web Bloggers and content creators hitting platform upload limits Anyone needing to email or share a photo under a specific file size iPhone users needing to compress HEIC photos without converting manually Privacy first FitPhotoKB runs entirely inside your browser. No images are uploaded to any server. No account is required. No data is collected. What you compress stays on your machine.