WordPress plugin comparison
Config Constants vs WP Mail Debugger
At a glance
- WP Mail Debugger has more active installs: 1K+, against 100+ for Config Constants.
- On a typical day, WP Mail Debugger is downloaded about 17 times, Config Constants about 4.
- Both are rated 5.0 out of 5.
- Config Constants was updated more recently: Aug 11, 2026, against Jul 22, 2024 for WP Mail Debugger.
- WP Mail Debugger is tested with a newer WordPress: 6.6.11, against 4.8.34 for Config Constants.
- Config Constants has been around longer: since 2012, against 2020 for WP Mail Debugger.
Line by line
WP Mail Debugger leads on 5 of 6 comparable lines.
| Metric |  Config Constants |  WP Mail Debugger |
|---|---|---|
| Popular rank | #15,598 | #6,183 |
| Active installs | 100+ | 1K+ |
| Downloads, last 30 days | 99 | 501 |
| Rating | 5.0(1) | 5.0(2) |
| Support threads resolved | – | – |
| Tested up to | 4.8.34 | 6.6.11 |
| Search multiplier | ×0.02 | ×0.11 |
| Last release | 3 months ago | 2 years ago |
| Requires PHP | – | 7.2.0 |
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
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