Head-to-head · September 2026
Kaddora MailFlow SMTP vs MC4WP: Mailchimp for Word…
MC4WP: Mailchimp for WordPr… comes out ahead, winning 7 of 7 head-to-head checks against Kaddora MailFlow SMTP.
Kaddora MailFlow SMTP
Kaddora MailFlow SMTP is a focused WordPress email-delivery plugin built around direct provider connections…
MC4WP: Mailchimp for WordPress
Allowing your visitors to subscribe to your newsletter should be easy. With this plugin, it finally is.
| Metric | Kaddora MailFlow SMTP | MC4WP: Mailchimp for Word… |
|---|---|---|
| Active installs | 40+ | 1M+ |
| Downloads (30 days) | 124 | 720.7K |
| Download trend | -30.3% | -1.1% |
| Rating | — | 4.8/5 |
| Reviews | 0 | 1,497 |
| Health score | 58/100 | 97/100 |
| Last updated | 1 month ago | 2 weeks ago |
| Tested up to | WP 7.0.6 | WP 7.1.2 |
| Support resolved | — | 100% |
| Requires PHP | 7.4+ | 7.4+ |
| First released | Aug 2026 | Jun 2013 |
Daily downloads, last 90 days
Kaddora MailFlow SMTPMC4WP: Mailchimp for Wo…
Choose Kaddora MailFlow SMTP if…
You prefer its feature set and workflow — it holds its own on the fundamentals.
- Small user base (40+ active installs)
- Very few reviews so far
Choose MC4WP: Mailchimp for Word… if…
You care most about active installs, downloads (30 days) and download trend.
- One of the most-used plugins on the web — 1M+ active sites
- Loved by users — 4.8/5 from 1,497 reviews
- Actively developed — last update 2 weeks ago
- Tested with the latest WordPress (7.1)
Both compete in: email
FAQ
Kaddora MailFlow SMTP vs MC4WP: Mailchimp for Word…: quick answers
Straight answers, pulled from live WordPress.org data.
Live data from WordPress.org · checked Sep 28, 2026
Which is better, Kaddora MailFlow SMTP or MC4WP: Mailchimp for WordPr…?
MC4WP: Mailchimp for WordPr… comes out ahead, winning 7 of 7 head-to-head checks against Kaddora MailFlow SMTP. Choose MC4WP: Mailchimp for WordPr… if you care most about active installs, downloads (30 days) and download trend.
Is Kaddora MailFlow SMTP more popular than MC4WP: Mailchimp for WordPr…?
MC4WP: Mailchimp for WordPr… is the more popular of the two with 1M+ active installs, compared with 40+ for Kaddora MailFlow SMTP.
Can I use Kaddora MailFlow SMTP and MC4WP: Mailchimp for WordPr… together?
Both plugins cover email, so most sites only need one. Running two plugins that do the same job can cause conflicts and slow your site down — pick the one that fits best and remove the other.
Are Kaddora MailFlow SMTP and MC4WP: Mailchimp for WordPr… free?
Yes. Both are free to download from the official WordPress.org plugin directory. Either may also offer paid upgrades from its developer.
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