Free online file compressor

Compress images, PDF, video, and audio files free in your browser. No uploads, no signup, 100% private. Fast local processing with no quality loss.

• Files stay on your device: Utilizes WebAssembly to run compression engines like FFmpeg and MozJPEG directly in the browser, ensuring files never leave your device.
• 100% Private: Zero server cost and complete privacy as files are processed locally.
• Fast Local Processing: Shrink file sizes instantly without upload or download queues, limited only by your device's hardware.
• No Quality Loss: Smart algorithms maintain visual and auditory fidelity.
• No Signup Required: Start optimizing files immediately without needing an account.
• Supports Multiple Formats: Compress images (JPG, PNG, WebP), videos (MP4, MOV), audio (MP3, WAV), and PDFs.
• Batch Processing: Optimize multiple files simultaneously (feature availability may depend on plan/account status).
• Maximum File Size: Supports files up to 2GB, limited by device memory.

Key Features:

• Compress Image: Optimize JPG, PNG, and WebP.
• Convert Image: Convert between JPG, PNG, WebP and resize in batch.
• Compress Video: Shrink MP4 and MOV files.
• Compress Audio: Reduce bitrate of MP3 and WAV files.
• Compress PDF: Compress large PDF documents while keeping text crisp.
• Create ZIP: Bundle and compress any files into a single ZIP archive.

Guides and insights are available to help optimize your digital life.