WordPress plugin comparison
WP Mail SMTP by WPForms vs ZDN Whitelist Outgoing Email
WP Mail SMTP by WPForms
by Syed Balkhi
4M+ installs4.8
ZDN Whitelist Outgoing Email
by cuongquach
Fewer than 10 installs
At a glance
- WP Mail SMTP by WPForms has more active installs: 4M+, against fewer than 10 for ZDN Whitelist Outgoing Email.
- On a typical day, WP Mail SMTP by WPForms is downloaded about 38,840 times, ZDN Whitelist Outgoing Email about 2.
- ZDN Whitelist Outgoing Email has no reviews yet.
- WP Mail SMTP by WPForms was updated more recently: Oct 20, 2026, against Jul 14, 2026 for ZDN Whitelist Outgoing Email.
- WP Mail SMTP by WPForms is tested with a newer WordPress: 7.1.4, against 7.0.8 for ZDN Whitelist Outgoing Email.
- WP Mail SMTP by WPForms has been around longer: since 2007, against 2026 for ZDN Whitelist Outgoing Email.
Line by line
WP Mail SMTP by WPForms leads on 6 of 6 comparable lines.
| Metric | WP Mail SMTP by WPForms | ZDN Whitelist Outgoing Email |
|---|---|---|
| Popular rank | #12 | #73,293 |
| Active installs | 4M+ | Fewer than 10 |
| Downloads, last 30 days | 2.8M | 37 |
| Rating | 4.8(5.2K) | No ratings |
| Support threads resolved | 87% | – |
| Tested up to | 7.1.4 | 7.0.8 |
| Search multiplier | ×5.72 | ×0.05 |
| Last release | 22 days ago | 4 months ago |
| Requires PHP | 7.4 | 7.4 |
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
More comparisons
- WP Mail SMTP by WPForms vs Easy WP SMTP
- WP Mail SMTP by WPForms vs SureMail
- WP Mail SMTP by WPForms vs Gmail SMTP
- WP Mail SMTP by WPForms vs Configure SMTP
- ZDN Whitelist Outgoing Email vs WPvivid
- ZDN Whitelist Outgoing Email vs Easy WP SMTP
- ZDN Whitelist Outgoing Email vs SureMail
- ZDN Whitelist Outgoing Email vs Email Deliverability
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