or drop files here
Batch-compress multiple images and see the before/after size for each one.
Compress Image re-encodes your photos with an adjustable quality level and optional WebP output, which is often 30% smaller than JPG.
Batch mode: Compress many images at once. WebP output: Modern format, much smaller files.
Your documents are processed entirely inside your browser memory using WebAssembly and HTML5 Canvas. Files never leave your computer or phone.
Balanced size & high visual quality
Smallest file size (up to -90%)
Use Compress Image directly in your browser—no software installations, sign-ups, or learning curves.
Run smoothly in Chrome, Safari, Edge, or Firefox on desktop, laptop, tablet, and smartphone.
Compress many images at once.
Your documents are processed locally on your device—we never collect, upload, or store your files.
Modern format, much smaller files.
Every option is unlocked for free with no daily task timers, no paywalls, and no watermarks.
Step-by-step guide to getting the fastest, cleanest result with Compress Image directly in your browser without installing software.
Learn how our local WebAssembly engine preserves fonts, layout, and clarity while processing your document.
Understand how browser-based PDF processing protects confidential contracts, resumes, and financial records.
Boost productivity with unlimited, 100% free access to all of Fr. Tools’ private browser-based PDF tools for taking the hassle out of document work. Do more, better, faster.