WordPress plugin comparison
MainWP Post SMTP Extension vs Pro Mail SMTP
At a glance
- Both have 300+ active installs.
- On a typical day, Pro Mail SMTP is downloaded about 12 times, MainWP Post SMTP Extension about 9.
- MainWP Post SMTP Extension is rated higher: 5.0 out of 5 from 1 review, against 4.4 from 5 reviews.
- Pro Mail SMTP was updated more recently: May 18, 2026, against Mar 18, 2026 for MainWP Post SMTP Extension.
- Both are tested up to WordPress 6.9.11.
- MainWP Post SMTP Extension has been around longer: since 2023, against 2025 for Pro Mail SMTP.
Line by line
Pro Mail SMTP leads on 3 of 5 comparable lines.
| Metric |  MainWP Post SMTP Extension |  Pro Mail SMTP |
|---|---|---|
| Popular rank | #10,913 | #10,831 |
| Active installs | 300+ | 300+ |
| Downloads, last 30 days | 169 | 302 |
| Rating | 5.0(1) | 4.4(5) |
| Support threads resolved | 100% | – |
| Tested up to | 6.9.11 | 6.9.11 |
| Search multiplier | ×0.46 | ×0.42 |
| Last release | 7 months ago | 5 months ago |
| Requires PHP | 7.0 | 7.2 |
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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