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Convert to PNG — Free

Files convert instantly in your browser — 100% private, any file size, no account needed.

100% private No signup Unlimited size No upload

Drop your PNG file here

or click to browse — any size

PNG PNG

Conversion runs entirely in your browser — your file never leaves your device.

How to convert to PNG

Convert your images to PNG format quickly and securely with BoltConverter. Our free online tool processes all conversions directly in your browser using WebAssembly. This means your files never leave your device, ensuring complete privacy.

Get high-quality PNG images without any uploads or server processing. BoltConverter makes it simple to transform various image types into the widely supported PNG format in just a few clicks.

Choose Your File

Click the 'Choose File' button to select the image you want to convert to PNG.

Conversion Starts

Once selected, your file is loaded and the conversion to PNG begins automatically within your browser.

Processing Complete

Wait a moment for BoltConverter to finish processing your image file locally.

Download PNG

Once complete, click the 'Download' button to save your new PNG file to your device.

Frequently asked questions

Is BoltConverter free to use for PNG conversions?

Yes, BoltConverter is completely free. You can convert as many files to PNG as you need without any cost.

Do my files get uploaded to a server for conversion?

No, your files never leave your device. All conversions happen directly in your web browser using WebAssembly technology.

Is there a file size limit for conversions?

Since all processing occurs in your browser, there is no server-side file size limit. Your device's memory is the only constraint.

What is the quality of the output PNG files?

BoltConverter aims to provide high-quality PNG outputs. The conversion maintains image integrity and clarity.

Can I convert multiple files to PNG at once?

Currently, BoltConverter processes one file at a time. You can convert files individually as needed.