Side by side
Optimage vs pngquant
Both stand on image compression software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan ExtensionMac
Optimage combines broad format support with batch processing, resizing, and metadata controls on macOS. Check the daily free-use limit and platform availability before selecting a plan.
Visit Optimage Free plan iPhoneLinuxMac+2
pngquant is a focused PNG compressor with command-line, library, and integration options. Its free availability suits some users, while organizations should review the GPL and commercial licensing requirements.
Visit pngquantThe facts
| Optimage | pngquant | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Extension, Mac | iPhone, Linux, Mac, Self-hosted, Windows |
| Lowest paid plan | Optimage: $15, paid once | 2–10: $950 a year |
| Plans published | 3 | 9 |
| Maker | Optimage | Not published |
| Website | optimage.app | pngquant.org |
| On image compression software | #33 of 85 | #37 of 85 |
Optimage: what it does well
- Supports many image formats
- Batch processing and resizing
- Removes hidden metadata
- Finder and Sketch integration
- Free plan allows 24 images daily
What to know first
- MacOS platform only currently
- Free use limited to 24 images daily
- No free trial
- Windows and Linux are not yet available
pngquant: what it does well
- Can reduce PNG size by up to 70%
- Preserves full alpha transparency
- Supports batches and metadata controls
- Offers APIs for multiple programming languages
- Includes adjustable quality and speed settings
What to know first
- Only supports PNG input
- Lossy compression can trade image quality
- Organizations generally need commercial licensing
- Commercial licenses renew annually unless cancelled
Alternatives to Optimage Alternatives to pngquant The whole list