WordPress plugin comparison
Database Addon for Contact Form 7 vs Duplicate Killer
At a glance
- Database Addon for Contact Form 7 has more active installs: 600K+, against 1K+ for Duplicate Killer.
- On a typical day, Database Addon for Contact Form 7 is downloaded about 3,892 times, Duplicate Killer about 71.
- Both are rated 5.0 out of 5.
- Duplicate Killer was updated more recently: Nov 2, 2026, against Oct 9, 2026 for Database Addon for Contact Form 7.
- Both are tested up to WordPress 7.1.4.
- Database Addon for Contact Form 7 has been around longer: since 2017, against 2022 for Duplicate Killer.
Line by line
Database Addon for Contact Form 7 leads on 4 of 5 comparable lines.
| Metric |  Database Addon for Contact Form 7 |  Duplicate Killer |
|---|---|---|
| Popular rank | #107 | #6,208 |
| Active installs | 600K+ | 1K+ |
| Downloads, last 30 days | 180.5K | 2.9K |
| Rating | 5.0(1.9K) | 5.0(3) |
| Support threads resolved | 50% | – |
| Tested up to | 7.1.4 | 7.1.4 |
| Search multiplier | ×1.85 | ×0.63 |
| Last release | 1 month ago | 7 days ago |
| Requires PHP | 7.0 | 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.
Tags they share
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