WordPress plugin comparison
Defender Security vs Security Optimizer
Defender Security
by WPMU DEV - Your All-in-One WordPress Platform
80K+ installs4.8
Security Optimizer
by SiteGround
1M+ installs4.5
At a glance
- Security Optimizer has more active installs: 1M+, against 80K+ for Defender Security.
- On a typical day, Security Optimizer is downloaded about 7,827 times, Defender Security about 546.
- Defender Security is rated higher: 4.8 out of 5 from 334 reviews, against 4.5 from 158 reviews.
- Security Optimizer was updated more recently: Nov 4, 2026, against Sep 29, 2026 for Defender Security.
- Both are tested up to WordPress 7.1.4.
- Defender Security has been around longer: since 2017, against 2021 for Security Optimizer.
Line by line
Security Optimizer leads on 5 of 6 comparable lines.
| Metric | Defender Security | Security Optimizer |
|---|---|---|
| Popular rank | #519 | #51 |
| Active installs | 80K+ | 1M+ |
| Downloads, last 30 days | 18.6K | 2.6M |
| Rating | 4.8(334) | 4.5(158) |
| Support threads resolved | 100% | 100% |
| Tested up to | 7.1.4 | 7.1.4 |
| Search multiplier | ×1.74 | ×3.03 |
| Last release | 1 month ago | 5 days ago |
| Requires PHP | 8.0.0 | 7.0 |
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
- Defender Security vs BulletProof Security
- Defender Security vs Wordfence Security
- Defender Security vs All-In-One Security (AIOS)
- Defender Security vs Limit Login Attempts Security
- Security Optimizer vs Hide My WP Ghost
- Security Optimizer vs BBQ Firewall
- Security Optimizer vs Security Plugin, Firewall & Malware Scanner with Auto Removal
- Security Optimizer vs BulletProof Security
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