WordPress plugin comparison
Optimus vs Robin Image Optimizer
At a glance
- Robin Image Optimizer has more active installs: 100K+, against 30K+ for Optimus.
- On a typical day, Robin Image Optimizer is downloaded about 587 times, Optimus about 60.
- Robin Image Optimizer is rated higher: 4.4 out of 5 from 132 reviews, against 4.2 from 69 reviews.
- Robin Image Optimizer was updated more recently: Nov 3, 2026, against Mar 2, 2026 for Optimus.
- Robin Image Optimizer is tested with a newer WordPress: 7.1.4, against 6.9.11 for Optimus.
- Optimus has been around longer: since 2012, against 2018 for Robin Image Optimizer.
Line by line
Robin Image Optimizer leads on 7 of 7 comparable lines.
| Metric |  Optimus |  Robin Image Optimizer |
|---|---|---|
| Popular rank | #1,070 | #454 |
| Active installs | 30K+ | 100K+ |
| Downloads, last 30 days | 1.6K | 41.7K |
| Rating | 4.2(69) | 4.4(132) |
| Support threads resolved | – | 100% |
| Tested up to | 6.9.11 | 7.1.4 |
| Search multiplier | ×0.70 | ×1.27 |
| Last release | 8 months ago | 6 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.
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