Images
JPG, PNG, WEBP, SVG
Videos
MP4, MOV, AVI, WEBM
Audio
MP3, WAV, M4A, AAC
Documents
MARKDOWN, DOCX, CSV
Compress
JPEG, JPG, PNG
Convert, Compress and Chill.
Convert and compress your files instantly, all done securely on your device with no uploads or data sharing.
No upload. No account. Just convert.
Everything runs locally in your browser using WebAssembly. Your files never leave your device.
Support for almost all popular media formats
Convifi supports all popular media formats including MP4, MP3, JPEG, PNG, MKV etc.
100% Private
Your files never leave your device. All processing happens locally for complete privacy.
Secure by Design
No uploads, no servers, no data collection. Your files remain exclusively on your device.
No awkward Ads
Currently, the website is free of advertisements. Even if ads are introduced in the future, they will be kept to a minimum.
Common questions
Everything you need to know before you convert.
What people are saying
From developers to everyday users.
"This tool is a lifesaver! Compresses images perfectly for government sites—fast, secure, and works right in your browser."
Sourabh Sinha
Software Engineer
"Sounds like a great idea, both for bandwidth and also for privacy reasons!"
Andreas Thomas
Co-Founder Unkey
"Convifi is my go to tool for file conversions. It focuses on privacy of users which is rare these days."
Vishal
Software Developer
YOUR TRUST IS THE PRIORITY
Your files stay with you and only with you. We prioritize your privacy and security above all else.