Images · Convert Images

Convert HEIC to JPEG on Mac

Convert between PNG, JPEG, HEIC, AVIF and TIFF. Reads WebP, RAW and more.

Runs on your MacFinder Quick Action

OneMacTools celebrating a finished batch of image conversions with confetti and a check mark

Three steps. That's it.

1
Drop your files
Drag files onto Convert Images, choose them with Choose Files, or right-click them in Finder.
2
Choose the options
Set what you need in the options panel, such as format. Your choices are remembered for next time.
3
Get the result
The result lands in a new dated folder in Downloads › OneMacTools. Your originals are never changed.

What Convert Images does

Batch-convert iPhone HEIC photos to JPEG, screenshots to PNG, or anything to HEIC or AVIF to save space. Orientation is applied correctly, and transparent areas become white when saving JPEG.

It's also a Finder Quick Action: right-click files and choose OMT: Convert Images to JPEG.

Options

Format: PNG, JPEG, HEIC, AVIF or TIFF

Great for

Convert iPhone photos for a website that rejects HEIC
Turn WebP images into PNG
Shrink a photo library with HEIC

Questions about Convert Images

Does Convert Images upload my files?

No. Convert Images runs entirely on your Mac, so your files never leave it and it works offline.

Will Convert Images change my original files?

No. Results are saved as new files in a dated folder in Downloads › OneMacTools, and your originals are left exactly as they were unless you turn on an option that says otherwise.

What does Convert Images need?

Just a Mac with macOS 26 or later. There's nothing else to install.

Can I use Convert Images from Finder?

Yes. Right-click files in Finder and choose Quick Actions › “OMT: Convert Images to JPEG”. It runs in the background and notifies you when it's done.