Image tool · Runs in your browser
Image Compressor
Compress images to a smaller file size with a quality slider and live before/after size. Works offline in your browser.
Image Converter
Convert images between JPG, PNG and WebP in your browser, including batches of several files.
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Runs in your browser. Your data never leaves your device.
How to use the Image Converter
- Enter your text, numbers or file in the box above.
- Choose the options you want and press the main button.
- Copy or download the result. Nothing is stored on our server.
About this tool
Change a picture's format without installing software: PNG to JPG for smaller photos, JPG to PNG for editing, or anything to WebP for fast websites. Transparent areas can be filled with a colour when converting to JPG.
Frequently asked questions
Which format is best for websites?
WebP: it is usually 25–35% smaller than JPG at the same quality and all modern browsers support it.
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Image Resizer
Resize images to exact pixels or a percentage, keep the aspect ratio and download as JPG, PNG or WebP. No upload needed.