WordPress plugin comparison

Flex SMTP vs WPO365

Flex SMTP

by Flex Plugins

Fewer than 10 installs

WPO365

by Marco van Wieren

10K+ installs5.0

At a glance

WPO365 has more active installs: 10K+, against fewer than 10 for Flex SMTP.
On a typical day, WPO365 is downloaded about 362 times, Flex SMTP about 2.
Flex SMTP has no reviews yet.
WPO365 was updated more recently: Nov 4, 2026, against Sep 16, 2026 for Flex SMTP.
Both are tested up to WordPress 7.1.4.
WPO365 has been around longer: since 2022, against 2026 for Flex SMTP.

WPO365 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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