WordPress plugin comparison
Flex SMTP vs SureMail
At a glance
- SureMail has more active installs: 200K+, against fewer than 10 for Flex SMTP.
- On a typical day, SureMail is downloaded about 1,282 times, Flex SMTP about 2.
- Flex SMTP has no reviews yet.
- SureMail was updated more recently: Oct 8, 2026, against Sep 16, 2026 for Flex SMTP.
- Both are tested up to WordPress 7.1.4.
- SureMail has been around longer: since 2025, against 2026 for Flex SMTP.
Line by line
SureMail leads on 5 of 5 comparable lines.
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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