Image Converter
Convert an image to PNG, JPG or WebP.
Free Online Image Converter: JPG, PNG and WebP
Use the JIOPDF image converter online to change an image to PNG, JPG or WebP. Select your image, choose the output format, and press Convert and download. This tool is useful when a website, form, document or app requires a particular image format.
Supported image conversions
- JPG to PNG: convert a JPEG photo to PNG format.
- PNG to JPG: make a PNG image into a JPEG file; transparent areas may not remain transparent in JPG.
- JPG or PNG to WebP: create a WebP version where the destination supports it.
- WebP to JPG or PNG: convert a supported WebP image into a more widely accepted format.
How to convert an image
- Choose an image from your device.
- Select PNG, JPG or WebP as the output format.
- Click Convert and download.
- Open the downloaded file and check that it meets the destination's requirements.
Which image format should you choose?
PNG is useful for graphics and transparency. JPG is commonly used for photographs and usually produces smaller files. WebP is supported by many modern websites and can offer efficient compression. The best format depends on image content and where you plan to use it.
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Frequently asked questions
Can I convert JPG to PNG online?
Yes. Choose your JPG image, select PNG as the output format, and click Convert and download.
Can I convert PNG to JPG?
Yes. Select JPG as the output format. Remember that JPG does not support transparent backgrounds, so transparent areas may be filled during conversion.
Does converting an image increase its quality?
No. Changing file format does not add detail. Some formats use lossy compression, which can affect image quality.
Which formats does this tool support?
The tool offers PNG, JPG/JPEG and WebP output. Input support depends on the browser's ability to decode the selected image.
Keep a copy of original files and review results before important use. Some tools use third-party libraries/services and require internet.