# Single Sign-On vs WP One Login

> Single Sign-On vs WP One Login compared on installs, downloads, ratings, updates, compatibility and support. Single Sign-On comes out ahead, winning 5 of 7 head-to-head checks against WP One Login.

**Single Sign-On comes out ahead, winning 5 of 7 head-to-head checks against WP One Login.** Choose Single Sign-On if you care most about download trend, reviews and health score. Choose WP One Login if you care most about active installs and downloads (30 days).

| | Single Sign-On – Professional SSO solution for WordPress | WP One Login |
|---|---|---|
| Active installs | 20+ | 30+ ✅ |
| Downloads (30 days) | 56 | 61 ✅ |
| Download trend | +27.3% ✅ | -10.3% |
| Rating | 5/5 | — |
| Reviews | 1 ✅ | 0 |
| Health score | 31/100 ✅ | 24/100 |
| Last updated | 5 years ago ✅ | 5 years ago |
| Tested up to | WP 5.9.19 ✅ | WP 5.8.18 |
| Support resolved | — | — |
| Requires PHP | Any | Any |
| First released | Dec 2017 | Nov 2015 |

## Frequently asked questions

### Which is better, Single Sign-On or WP One Login?
Single Sign-On comes out ahead, winning 5 of 7 head-to-head checks against WP One Login. Choose Single Sign-On if you care most about download trend, reviews and health score. Choose WP One Login if you care most about active installs and downloads (30 days).

### Is Single Sign-On more popular than WP One Login?
WP One Login is the more popular of the two with 30+ active installs, compared with 20+ for Single Sign-On.

### Can I use Single Sign-On and WP One Login together?
Both plugins cover single login, so most sites only need one. Running two plugins that do the same job can cause conflicts and slow your site down — pick the one that fits best and remove the other.

### Are Single Sign-On and WP One Login free?
Yes. Both are free to download from the official WordPress.org plugin directory. Either may also offer paid upgrades from its developer.


---
Source: live WordPress.org data · HTML version: https://pageforge.pro/directory/compare/single-sign-on-sso-vs-wp-one-login/ · Generated 2026-10-18 11:36 UTC by PageForge