JPG to PNG Offline Converter

Convert JPG images to PNG format - offline, in your browser. No uploads, no sign-up.

No Upload 100% Private Free

Drop JPG files here

Supports .jpg and .jpeg - multiple files allowed

How it works

1

Select JPG Files

Choose files from your device. They stay local - nothing is uploaded.

2

Convert in Browser

The Canvas API converts your images locally. No server involved.

3

Download PNG

Save individual files or download all as a ZIP archive.

Frequently asked questions

Is this tool really offline?

Yes. All processing happens in your browser using the Canvas API. Nothing is sent to any server.

Is there a file size limit?

No server limit. Processing depends on your device memory. Files up to 100MB+ typically work fine.

Is it free?

Yes, completely free with no registration required.