offlineDesktop-native media engine

Convert and compress files without leaving your desktop

Images, videos, and PDFs go in. Smaller, cleaner, ready-to-share files come out fast — with local processing that keeps everything on your PC.

App Screenshot Placeholder

Keep private files off the cloud.

Clyro runs locally on your machine, so there is no upload step, no queue, and no mystery server in the middle.

Online tools

Clyro

Privacy
Files sent to unknown servers
Everything stays on your machine
Speed
Upload, wait, download
Instant local processing
File Limits
Size caps and daily quotas
No limits, ever
Offline Use
Requires internet connection
Works fully offline
Ads & Upsells
Popups, watermarks, paywalls
Clean, distraction-free UI
Batch Processing
One file at a time (or pay)
Drag entire folders at once

Your files never leave your computer. That's the difference.

All the tools you need to optimize your files

1

Image Optimization

Compress JPEGs, PNGs, WEBPs, and HEIF images with lossless and lossy modes. Optionally preserve or strip EXIF metadata.

JPEG
Lossy
PNG
Lossless
WEBP
Modern
HEIF
Apple
Auto Strip
EXIF Data
Batch
Processing
2

Video Optimization

Smart re-encoding powered by FFmpeg with H.264 codec. Strip audio tracks and convert videos to GIFs effortlessly.

MP4
H.264 Codec
GIF
Video to GIF
Strip Audio
Save Space
3

PDF Optimization

Deep compression via Ghostscript. Convert PDFs to images or editable Word documents. Merge images into multi-page PDFs.

Compress
Ghostscript
PDF to Image
PyMuPDF
PDF to Word
.docx Output
Image to PDF
Merge Pages
4

Power Features

Power-user shortcuts and local-first workflows, shown as a tighter stacked deck that feels clean and tactile.

Ridiculously simple to use.

1. Drop It

Drag any media file from your PC into the floating Dropzone.

2. Clyro Processes

Our smart engine classifies the file, picks the optimal processing tool, and gets to work immediately.

3. Done

The fully optimized file appears right next to your original, silently and instantly.

Clyro is open source

We believe file tools should be free, open, and private by default

GitHub
Open Source
Python
Built with PyQt6
Private
100% Offline

Ready to speed upyour workflow?

Join the professionals optimizing their media locally, securely, and instantly.

Download Clyro Now

Requires Windows 10/11 (64-bit). No sign-up required.