WordPress plugin comparison
Autoptimize vs Image Optimizer
At a glance
- Image Optimizer has more active installs: 1M+, against 800K+ for Autoptimize.
- On a typical day, Autoptimize is downloaded about 9,818 times, Image Optimizer about 5,796.
- Autoptimize is rated higher: 4.7 out of 5 from 1,429 reviews, against 1.7 from 81 reviews.
- Autoptimize was updated more recently: Oct 25, 2026, against Sep 22, 2026 for Image Optimizer.
- Image Optimizer resolves more of its support threads: 100% in the last two months, against 83% for Autoptimize.
- Autoptimize is tested with a newer WordPress: 7.1.4, against 7.0.8 for Image Optimizer.
- Autoptimize has been around longer: since 2009, against 2024 for Image Optimizer.
Line by line
Autoptimize leads on 5 of 8 comparable lines.
| Metric |  Autoptimize |  Image Optimizer |
|---|---|---|
| Popular rank | #77 | #58 |
| Active installs | 800K+ | 1M+ |
| Downloads, last 30 days | 553.2K | 174.1K |
| Rating | 4.7(1.4K) | 1.7(81) |
| Support threads resolved | 83% | 100% |
| Tested up to | 7.1.4 | 7.0.8 |
| Search multiplier | ×2.85 | ×1.28 |
| Last release | 14 days ago | 1 month ago |
| Requires PHP | 7.4 | 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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