Comparison
imgresizr vs Kraken.io
Kraken.io is a professional image optimization service used by developers who need API access and precise control over image pipelines. It's good at what it does but it's not free, and it uploads your files.
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Feature Comparison
| Feature | imgresizr | Kraken.io |
|---|---|---|
| Image compression | ✓ | ✓ |
| API access | ✗ | ✓ |
| No file upload | ✓ | ✗ |
| Free to use | ✓ | 100MB free then paid |
| Video tools | ✓ | ✗ |
| Resize image | ✓ | ✓ |
| WebP conversion | ✓ | ✓ |
| Works offline | ✓ | ✗ |
The bottom line
Kraken.io makes sense if you're building a development pipeline that needs an API and can budget for it. For everyday image tasks — resize, compress, convert — imgresizr is free, instant, and private.
Try Image Compressor — it's free →