WordPress plugin comparison
Ultimate DebugBar vs WP Mail Debugger
At a glance
- WP Mail Debugger has more active installs: 1K+, against 10+ for Ultimate DebugBar.
- On a typical day, WP Mail Debugger is downloaded about 17 times, Ultimate DebugBar about 2.
- Both are rated 5.0 out of 5.
- Ultimate DebugBar was updated more recently: Aug 21, 2026, against Jul 22, 2024 for WP Mail Debugger.
- Ultimate DebugBar is tested with a newer WordPress: 7.0.8, against 6.6.11 for WP Mail Debugger.
- Ultimate DebugBar has been around longer: since 2019, against 2020 for WP Mail Debugger.
Line by line
Level: each leads on 3 of 6 comparable lines.
| Metric |  Ultimate DebugBar |  WP Mail Debugger |
|---|---|---|
| Popular rank | #46,500 | #6,183 |
| Active installs | 10+ | 1K+ |
| Downloads, last 30 days | 46 | 490 |
| Rating | 5.0(3) | 5.0(2) |
| Support threads resolved | – | – |
| Tested up to | 7.0.8 | 6.6.11 |
| Search multiplier | ×0.19 | ×0.11 |
| Last release | 2 months ago | 2 years ago |
| Requires PHP | 8.2 | 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.
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