WordPress plugin comparison
SiteSEO vs Startklar Image Optimizer
At a glance
- SiteSEO has more active installs: 400K+, against 10+ for Startklar Image Optimizer.
- On a typical day, SiteSEO is downloaded about 876 times, Startklar Image Optimizer about 2.
- Startklar Image Optimizer has no reviews yet.
- SiteSEO was updated more recently: Sep 24, 2026, against Jun 16, 2022 for Startklar Image Optimizer.
- SiteSEO is tested with a newer WordPress: 7.1.4, against 6.0.18 for Startklar Image Optimizer.
- Startklar Image Optimizer has been around longer: since 2022, against 2023 for SiteSEO.
Line by line
SiteSEO leads on 6 of 6 comparable lines.
| Metric |  SiteSEO |  Startklar Image Optimizer |
|---|---|---|
| Popular rank | #135 | #30,774 |
| Active installs | 400K+ | 10+ |
| Downloads, last 30 days | 28.5K | 37 |
| Rating | 4.0(8) | No ratings |
| Support threads resolved | 100% | – |
| Tested up to | 7.1.4 | 6.0.18 |
| Search multiplier | ×1.50 | ×0.00 |
| Last release | 1 month ago | 4 years ago |
| Requires PHP | 7.2 | 5.6.20 |
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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