No. All conversion happens in your browser using WebAssembly. Your images never leave your device.

JPG is best for photographs (small file size). PNG supports transparency and is ideal for graphics. WebP offers the best compression for web use.

Converting to PNG is lossless. JPG and WebP use compression but maintain high quality. Converting from JPG to PNG won't recover lost data.

Yes. Upload multiple images and they will all be converted to your chosen format. Download them individually or as a batch.

You can convert between JPG, PNG, and WebP formats. All conversions preserve visual quality while optimizing for the target format.

Yes. WebP typically produces files 25-35% smaller than JPG at equivalent quality, making it ideal for web use.

Transparency is preserved when converting to PNG or WebP. Converting to JPG will replace transparent areas with a white background.

Yes. The tool works on any device with a modern browser — smartphones, tablets, and computers — without installing any app.