WordPress plugin comparison
Kraken.io Image Optimizer vs ShortPixel Image Optimizer
Kraken.io Image Optimizer
by Kraken.io
10K+ installs4.5
ShortPixel Image Optimizer
by ShortPixel
300K+ installs4.5
At a glance
- ShortPixel Image Optimizer has more active installs: 300K+, against 10K+ for Kraken.io Image Optimizer.
- On a typical day, ShortPixel Image Optimizer is downloaded about 2,623 times, Kraken.io Image Optimizer about 97.
- Both are rated 4.5 out of 5.
- ShortPixel Image Optimizer was updated more recently: Oct 14, 2026, against Jun 22, 2026 for Kraken.io Image Optimizer.
- ShortPixel Image Optimizer is tested with a newer WordPress: 7.1.4, against 7.0.8 for Kraken.io Image Optimizer.
Line by line
ShortPixel Image Optimizer leads on 6 of 6 comparable lines.
| Metric | Kraken.io Image Optimizer | ShortPixel Image Optimizer |
|---|---|---|
| Popular rank | #1,581 | #193 |
| Active installs | 10K+ | 300K+ |
| Downloads, last 30 days | 4.3K | 235.3K |
| Rating | 4.5(119) | 4.5(830) |
| Support threads resolved | – | 100% |
| Tested up to | 7.0.8 | 7.1.4 |
| Search multiplier | ×0.83 | ×1.70 |
| Last release | 4 months ago | 27 days ago |
| Requires PHP | 5.6 | 7.4 |
From WordPress.org's public data, refreshed every night. Downloads are WordPress.org's official daily figures for the last 30 days.
Tags they share
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- ShortPixel Image Optimizer vs Smush
- ShortPixel Image Optimizer vs Imagify Image Optimization
- ShortPixel Image Optimizer vs Converter for Media
- ShortPixel Image Optimizer vs Optimole
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