WordPress plugin comparison
BlockGlow vs Image Optimizer
At a glance
- Image Optimizer has more active installs: 1M+, against fewer than 10 for BlockGlow.
- On a typical day, Image Optimizer is downloaded about 5,796 times, BlockGlow about 3.
- BlockGlow has no reviews yet.
- BlockGlow was updated more recently: Oct 19, 2026, against Sep 22, 2026 for Image Optimizer.
- BlockGlow is tested with a newer WordPress: 7.1.4, against 7.0.8 for Image Optimizer.
- Image Optimizer has been around longer: since 2024, against 2026 for BlockGlow.
Line by line
Image Optimizer leads on 4 of 6 comparable lines.
| Metric |  BlockGlow |  Image Optimizer |
|---|---|---|
| Popular rank | #63,155 | #58 |
| Active installs | Fewer than 10 | 1M+ |
| Downloads, last 30 days | 138 | 174.1K |
| Rating | No ratings | 1.7(81) |
| Support threads resolved | – | 100% |
| Tested up to | 7.1.4 | 7.0.8 |
| Search multiplier | ×0.05 | ×1.28 |
| Last release | 21 days ago | 1 month ago |
| Requires PHP | 8.2 | 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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