Free online tool to convert images between formats locally in your browser with no uploads required.
ImageConverter.dev is a privacy-focused online tool that allows users to convert images between various formats directly in their browser without uploading files to a server.
Key Features:
100% browser-based processing (no file uploads, works offline after loading)
Supports 20+ image formats including SVG, HEIC, AVIF, TIFF, GIF, JPEG, PNG, WebP
Preserves image quality with gentle compression when required
50MB max file size per conversion
No registration required, unlimited free conversions
Batch conversion support through their bulk resize tool
Target Users:
Designers needing quick format conversions
Photographers working with HEIC/RAW files
Web developers optimizing images for performance
Privacy-conscious users avoiding cloud uploads
Unique Selling Points:
Military-grade privacy - files never leave your device
Transparent processing - all conversions happen via Web APIs
Multi-language support (18 languages available)
Part of a suite of image tools (resizing, bulk processing)
Shawn Hacks