WordPress plugin comparison
CDNTR vs Robin Image Optimizer
At a glance
- Robin Image Optimizer has more active installs: 100K+, against fewer than 10 for CDNTR.
- On a typical day, Robin Image Optimizer is downloaded about 587 times, CDNTR about 3.
- CDNTR is rated higher: 5.0 out of 5 from 2 reviews, against 4.4 from 132 reviews.
- Robin Image Optimizer was updated more recently: Nov 3, 2026, against Oct 8, 2026 for CDNTR.
- Robin Image Optimizer is tested with a newer WordPress: 7.1.4, against 7.0.8 for CDNTR.
- Robin Image Optimizer has been around longer: since 2018, against 2024 for CDNTR.
Line by line
Robin Image Optimizer leads on 6 of 7 comparable lines.
| Metric |  CDNTR |  Robin Image Optimizer |
|---|---|---|
| Popular rank | #65,230 | #454 |
| Active installs | Fewer than 10 | 100K+ |
| Downloads, last 30 days | 82 | 41.2K |
| Rating | 5.0(2) | 4.4(132) |
| Support threads resolved | – | 100% |
| Tested up to | 7.0.8 | 7.1.4 |
| Search multiplier | ×0.07 | ×1.27 |
| Last release | 1 month ago | 6 days ago |
| Requires PHP | 7.2 | 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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