JPG to PNG Converter
JPG to PNG Converter is a free online tool that turns JPG images into PNG format directly in your browser. JPG (JPEG) is a lossy format optimised for photographs, producing small files at the cost of some detail. PNG is a lossless raster format that supports transparency, ideal for logos, icons and screenshots. Drop your JPG file and download the PNG instantly — your file never leaves your device, with no upload, server or sign-up required.
Your files never leave your device. Conversion runs locally in your browser using the HTML canvas API. No upload, no server, no storage.
How to Convert JPG to PNG Online
- 01
Add your JPG file
Drag and drop your JPG image onto the tool, or click to browse. Add up to 5 files at once.
- 02
Convert
Click Convert — your JPG is rendered to a canvas and re-encoded as PNG instantly.
- 03
Download your PNG
Preview the result and download your PNG image. Nothing is ever uploaded to a server.
Features
- ✓Convert JPG images to PNG
- ✓Batch-convert up to 5 files at once
- ✓Lossless PNG output
- ✓High-quality conversion
- ✓Instant preview before download
- ✓100% client-side — files never leave your device
- ✓No login, no upload, no watermark
- ✓Works on desktop and mobile browsers
Frequently Asked Questions
How do I convert JPG to PNG?
Drop your JPG file onto the converter (or click to browse), then click Convert and download your PNG image. Everything happens in your browser — no upload required.
Is my JPG file uploaded to a server?
No. The conversion runs entirely in your browser using the HTML canvas API. Your JPG file never leaves your device and is never sent to any server. You can verify this by opening Chrome DevTools → Network while converting.
Does the PNG keep transparency?
JPG has no transparency to preserve, but the resulting PNG is lossless and can have transparency added later in an image editor.
Can I convert several JPG files at once?
Yes. You can add up to 5 JPG files and convert them in one batch, then download each PNG individually or all together.
Is the JPG to PNG converter free?
Yes, it is completely free with no account, sign-up or watermark. There are no limits on how many images you convert.
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