Image Converter — Free JPG / PNG / WebP
Choose JPG, PNG, or WebP output and quality, then drop your still images. Every result keeps the format chosen for its batch, even if you change settings later. Download one image or a ZIP, all in your browser.
How to convert image formats in your browser
- Pick output and quality. Choose PNG, JPG, or WebP before adding files. Quality applies to JPG and WebP; PNG uses lossless encoding.
- Drop your images. Drag and drop one or more browser-supported image files. Wait for the current batch before adding another.
- Check the results. Review the output format and size. Transparent areas become white in JPG; animation and original metadata are not preserved.
- Download. Download an individual result, or Download ZIP for all finished images. Numeric prefixes keep same-named files distinct in the ZIP.
Use Cases
Frequently Asked Questions
Are my images uploaded?
No. Conversion runs entirely in your browser via canvas. Your files never leave your device.
Which format should I pick for the web?
WebP gives the best size-to-quality ratio with near-universal modern browser support. JPG remains the safest choice for maximum compatibility.
Can I convert HEIC?
Use the dedicated HEIC to JPG tool — it handles iPhone HEIC decoding separately for best results.
Will it preserve transparency?
PNG and WebP keep transparent areas. JPG flattens transparency onto white. Animated inputs produce only a still image.
Is there a size limit?
Available memory and canvas limits vary by browser and device. Try smaller images if a conversion fails; keep your originals.
Does Download ZIP include every result?
It includes every successfully converted image, using the format originally selected for each batch. A numeric prefix prevents duplicate names overwriting each other.
Related tools
More free, in-browser tools from the Image Tools set — every one runs locally, with no sign-up and no upload.