WordPress plugin comparison
Holographic SMTP Helper vs SMTP Mailer
At a glance
- SMTP Mailer has more active installs: 70K+, against fewer than 10 for Holographic SMTP Helper.
- On a typical day, SMTP Mailer is downloaded about 430 times, Holographic SMTP Helper about 2.
- Holographic SMTP Helper has no reviews yet.
- SMTP Mailer was updated more recently: Sep 7, 2026, against Jun 20, 2026 for Holographic SMTP Helper.
- SMTP Mailer is tested with a newer WordPress: 7.1.4, against 7.0.8 for Holographic SMTP Helper.
- SMTP Mailer has been around longer: since 2015, against 2026 for Holographic SMTP Helper.
Line by line
SMTP Mailer leads on 6 of 6 comparable lines.
| Metric |  Holographic SMTP Helper |  SMTP Mailer |
|---|---|---|
| Popular rank | #60,463 | #584 |
| Active installs | Fewer than 10 | 70K+ |
| Downloads, last 30 days | 54 | 12.7K |
| Rating | No ratings | 4.6(67) |
| Support threads resolved | – | 0% |
| Tested up to | 7.0.8 | 7.1.4 |
| Search multiplier | ×0.05 | ×1.06 |
| Last release | 4 months ago | 2 months ago |
| Requires PHP | 8.1 | – |
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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