Compress Image

Reduce JPEG, PNG, or WebP file size while preserving visual quality.

100% browser-basedNo upload requiredFree foreverFast processing

Drop a file here, or browse

Max 20 MB

Best Free Image Compressor Online

Looking to compress images without losing quality? This free image compressor reduces JPEG, PNG, and WebP file sizes directly in your browser.

When you compress images with 100X Tools, everything happens locally. Your photos never leave your device.

Whether you need to compress images for web uploads or optimize for faster loading, this tool gives you precise control.

How to Compress Image

01

Upload your image

Drop a JPEG, PNG, WebP, or BMP image.

02

Adjust settings

Set target size, resolution, quality, and format.

03

Click Compress

The tool optimizes your image.

04

Download

Get your compressed image.

Why Use Compress Image on 100X Tools

Private by default

All processing happens in your browser. Your files never leave your device. We cannot see or access your documents. This makes it the safest way to handle sensitive or confidential files.

No accounts, no limits

No signups, no watermarks, no daily limits. Every tool is free and works immediately. There is nothing to install or configure.

Works offline

Once the tool loads, it can work without an internet connection. Your files are processed locally — no network required after the initial page load.

Fast and accurate

Results in seconds. No waiting for server processing, no queue, no upload/download delays. The tool runs at the speed of your device.

Frequently Asked Questions

What formats are supported?+

JPEG, PNG, WebP, and BMP for compression.

How much can I reduce file size?+

Most images reduce by 50-80% with default settings.

Related Tools

For exact dimensions, try Resize Image. Remove backgrounds with Remove Background.

Private by Design

Unlike many free online tools, we do not upload your files to any server. We do not store or track your documents. We do not require registration or accounts. Everything runs locally in your browser. You can safely use this tool with sensitive documents — contracts, invoices, reports, or personal files.