Offline ConverterConvert JPG to PNG on Mac
Turn JPG (JPEG Image) files into PNG Image right on your Mac — fully offline. No uploads, no watermark, no size limit. Drag in one file or a whole folder and convert in seconds, accelerated for Apple Silicon.
How to convert JPG to PNG on a Mac
Open Offline Converter for Mac and drag your JPG file (or many) into the window.
Choose PNG as the output format and adjust quality or size if you need to.
Click Convert — the PNG file is saved straight to your Mac. Done, offline.
Why convert JPG to PNG locally
Your files stay private
Your JPG files never get uploaded. Everything is processed on-device, so sensitive photos and documents stay yours.
No watermark, no limits
Convert as many JPG files to PNG as you want — no watermark, no size cap, no daily quota.
Fast on Apple Silicon
Conversion is hardware-accelerated and runs at the speed of your SSD, even for large batches.
About JPG and PNG
JPG (JPEG Image). JPG (JPEG Image) is a common image format. PNG Image. PNG Image is a widely supported image format.
JPG to PNG — FAQ
Is converting JPG to PNG free?
The 3-day trial converts JPG (JPEG Image) to PNG Image with no watermark, no size limit and nothing uploaded. After that the app is $29.99 once — not a subscription.
Do my JPG files get uploaded?
No. The conversion happens entirely on your Mac. Your JPG files never leave your device — it even works offline.
Can I convert many JPG files at once?
Yes. Drop a whole folder of JPG files and convert them all to PNG in a single batch.
Features
Convert JPG to PNG on Mac
Free 3-day trial, then $29.99 once · macOS 11+ · Nothing leaves your device