WordPress plugin comparison
Optimizely Campaign vs Post SMTP
Optimizely Campaign
by optimizelycampaign
Fewer than 10 installs
Post SMTP
by Saad Iqbal
300K+ installs4.7
At a glance
- Post SMTP has more active installs: 300K+, against fewer than 10 for Optimizely Campaign.
- On a typical day, Post SMTP is downloaded about 2,628 times, Optimizely Campaign about 2.
- Optimizely Campaign has no reviews yet.
- Post SMTP was updated more recently: Sep 24, 2026, against Sep 3, 2025 for Optimizely Campaign.
- Post SMTP is tested with a newer WordPress: 7.1.4, against 6.8.12 for Optimizely Campaign.
- Post SMTP has been around longer: since 2017, against 2025 for Optimizely Campaign.
Line by line
Post SMTP leads on 6 of 6 comparable lines.
| Metric | Optimizely Campaign | Post SMTP |
|---|---|---|
| Popular rank | #70,545 | #161 |
| Active installs | Fewer than 10 | 300K+ |
| Downloads, last 30 days | 47 | 82.6K |
| Rating | No ratings | 4.7(528) |
| Support threads resolved | – | 79% |
| Tested up to | 6.8.12 | 7.1.4 |
| Search multiplier | ×0.02 | ×2.96 |
| Last release | 1 year ago | 1 month ago |
| Requires PHP | 7.4 | 7.1 |
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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