Our pick
ImageOptim
Free image compression.
- Best for
- Free image compression
- Mac support
- Mac
- Free option
- Yes
- One-time purchase
- No
- Made by
- Open source
A beloved free Mac utility for lossless image compression and web-ready assets.
Best indie Mac apps for
Image Optimization & Conversion
Image utilities are common for creators, bloggers, developers, and anyone preparing assets on Mac.
Best free option
Squash
Batch image compression and conversion.
- Best for
- Batch image compression
- Mac support
- Mac
- Free option
- No
- One-time purchase
- Yes
- Made by
- Realmac Software
A simple Mac app for compressing and converting images quickly.
Power pick
Retrobatch
Batch image processing workflows.
- Best for
- Batch image workflows
- Mac support
- Mac
- Free option
- No
- One-time purchase
- Yes
- Made by
- Flying Meat
A node-based image processing app for resizing, converting, watermarking, and automating image workflows.
Lightweight pick
Pixelmator Pro
Image editor and design tool for Mac.
- Best for
- Image editing
- Mac support
- Mac
- Free option
- No
- One-time purchase
- Yes
- Made by
- Pixelmator Team
A powerful Mac-native image editor for photo editing, design assets, ML tools, and export workflows.
Alternative
Acorn
Image editor for Mac.
- Best for
- Lightweight image editing
- Mac support
- Mac
- Free option
- No
- One-time purchase
- Yes
- Made by
- Flying Meat
A practical Mac image editor for quick edits, screenshots, graphics, and layered images.