WordPress plugin comparison
SMTP Mailer vs WP SendGrid SMTP
At a glance
- SMTP Mailer has more active installs: 70K+, against 900+ for WP SendGrid SMTP.
- On a typical day, SMTP Mailer is downloaded about 443 times, WP SendGrid SMTP about 10.
- WP SendGrid SMTP is rated higher: 5.0 out of 5 from 3 reviews, against 4.6 from 67 reviews.
- SMTP Mailer was updated more recently: Sep 7, 2026, against Aug 21, 2018 for WP SendGrid SMTP.
- SMTP Mailer is tested with a newer WordPress: 7.1.4, against 4.9.35 for WP SendGrid SMTP.
- SMTP Mailer has been around longer: since 2015, against 2016 for WP SendGrid SMTP.
Line by line
SMTP Mailer leads on 6 of 7 comparable lines.
| Metric |  SMTP Mailer |  WP SendGrid SMTP |
|---|---|---|
| Popular rank | #585 | #7,183 |
| Active installs | 70K+ | 900+ |
| Downloads, last 30 days | 12.8K | 250 |
| Rating | 4.6(67) | 5.0(3) |
| Support threads resolved | 0% | – |
| Tested up to | 7.1.4 | 4.9.35 |
| Search multiplier | ×1.06 | ×0.00 |
| Last release | 2 months ago | 8 years ago |
| Requires PHP | – | – |
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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