MorphFlux
Free · No signup · Runs in browser

Free JPG to PNG Converter

Convert JPG images to lossless PNG format — no quality loss, no upload needed.

Drop files here — any supported format

or click to browse — unsupported types are dimmed in the file picker · local processing

Max file size: images / data / documents 50 MB · audio & video 200 MB · subtitles 10 MB. This tool: up to 50 MB per file.

Why use MorphFlux?

JPG to PNG conversion runs entirely in your browser — lossless output for editing and transparency support.

Lossless PNG output

The output PNG preserves the image quality of your JPG without any additional compression, making it safe for further editing.

Runs locally in your browser

Your JPG files are processed entirely on your device using the Canvas API. Nothing is uploaded to any server.

No further quality loss

Converting to PNG stops the quality degradation cycle. Your image quality is locked in at the current level for all future edits.

Free with no signup required

Convert as many JPG files to PNG as you need, completely free. No account, no email, no credit card required.

When would you need this?

Common scenarios where converting JPG to PNG improves editing flexibility and ality.

1

Converting JPG photos to PNG before editing in image editors to avoid additional compression artifacts

2

Transforming JPG images to PNG when you need to add a transparent background

3

Converting JPG logos or graphics to PNG for use in design projects requiring lossless quality

About JPG and PNG

Understanding the difference between JPG and PNG, and when lossless PNG is the better choice.

JPG

What is JPG?

JPG (JPEG) is a lossy compressed format ideal for photographs. While small in file size, JPG's compression means re-saving the file repeatedlll gradually reduce quality, making it less suitable for images that need further editing.

PNG

What is PNG?

PNG (Portable Network Graphics) is a lossless format that preserves image quality perfectly and supports transparency. Converting JPG to PNG is useful when you need to edit an image further without additional quality loss, or when you need to add transparency.

Frequently Asked Questions

Everything you need to know about converting JPG to PNG online.

How do I convert JPG to PNG?

Drop your JPG file into the converter above or click to select it. The conversion happens instantly in your browser and you can download the PNG file right away.

Will the PNG be higher quality than the JPG?

The PNG will not recover quality lost during JPG compression, but it will not lose any further quality. The PNG output is a lossless copy of your JPG.

Will the PNG file be larger?

Yes. PNG is a lossless format, so the file size will typically be larger than the JPG. This is the tradeoff for lossless quality.

Is my file uploaded to a server?

No. All conversion happens locally in your browser. Your files never leave your device.

Is there a file size limit?

Files up to 50MB are supported. Since conversion happens in your browser, there are no server-side restrictions.

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