WordPress plugin comparison
All in One SEO vs Simple SEO Optimizer
At a glance
- All in One SEO has more active installs: 2M+, against 50+ for Simple SEO Optimizer.
- On a typical day, All in One SEO is downloaded about 27,904 times, Simple SEO Optimizer about 3.
- Simple SEO Optimizer is rated higher: 5.0 out of 5 from 1 review, against 4.7 from 5,232 reviews.
- All in One SEO was updated more recently: Nov 4, 2026, against Mar 4, 2025 for Simple SEO Optimizer.
- All in One SEO is tested with a newer WordPress: 7.1.4, against 6.7.11 for Simple SEO Optimizer.
- All in One SEO has been around longer: since 2007, against 2025 for Simple SEO Optimizer.
Line by line
All in One SEO leads on 6 of 7 comparable lines.
| Metric |  All in One SEO |  Simple SEO Optimizer |
|---|---|---|
| Popular rank | #22 | #20,923 |
| Active installs | 2M+ | 50+ |
| Downloads, last 30 days | 2.1M | 51 |
| Rating | 4.7(5.2K) | 5.0(1) |
| Support threads resolved | 100% | – |
| Tested up to | 7.1.4 | 6.7.11 |
| Search multiplier | ×5.84 | ×0.09 |
| Last release | 6 days ago | 1 year ago |
| Requires PHP | 7.4 | – |
From WordPress.org's public data, refreshed every night. Downloads are WordPress.org's official daily figures for the last 30 days.
Tags they share
More comparisons
Is one of these yours?
Track your plugin against its rivals every day: rank, installs, downloads, ratings and their releases, with alerts when anything moves.
Start free