Head-to-head · October 2026
Custom API for WP vs Mailgun for WordPress
Mailgun for WordPress comes out ahead, winning 5 of 8 head-to-head checks against Custom API for WP.
Custom API for WP
Custom API for WP plugin plugin allows you to create no code custom REST endpoints / Custom APIs in…
Mailgun for WordPress
Security notice: versions 2.2.0 and earlier contain fixed vulnerabilities (unauthenticated arbitrary list…
| Metric | Custom API for WP | Mailgun for WordPress |
|---|---|---|
| Active installs | 1K+ | 80K+ |
| Downloads (30 days) | 2.1K | 43.7K |
| Download trend | +44.7% | -9.4% |
| Rating | 4.8/5 | 3.8/5 |
| Reviews | 45 | 49 |
| Health score | 81/100 | 86/100 |
| Last updated | 6 days ago | 1 week ago |
| Tested up to | WP 7.0.6 | WP 7.1.2 |
| Support resolved | — | — |
| Requires PHP | 5.4+ | 7.4+ |
| First released | Jul 2020 | Nov 2012 |
Daily downloads, last 90 days
Custom API for WPMailgun for WordPress
Choose Custom API for WP if…
You care most about download trend, rating and last updated.
- Loved by users — 4.8/5 from 45 reviews
- Actively developed — last update 6 days ago
- Momentum — downloads up 44.7% vs the previous 30 days
Choose Mailgun for WordPress if…
You care most about active installs, downloads (30 days) and reviews.
- Proven at scale on 80K+ active sites
- Actively developed — last update 1 week ago
- Tested with the latest WordPress (7.1)
Both compete in: api
FAQ
Custom API for WP vs Mailgun for WordPress: quick answers
Straight answers, pulled from live WordPress.org data.
Live data from WordPress.org · checked Oct 4, 2026
Which is better, Custom API for WP or Mailgun for WordPress?
Mailgun for WordPress comes out ahead, winning 5 of 8 head-to-head checks against Custom API for WP. Choose Custom API for WP if you care most about download trend, rating and last updated. Choose Mailgun for WordPress if you care most about active installs, downloads (30 days) and reviews.
Is Custom API for WP more popular than Mailgun for WordPress?
Mailgun for WordPress is the more popular of the two with 80K+ active installs, compared with 1K+ for Custom API for WP.
Can I use Custom API for WP and Mailgun for WordPress together?
Both plugins cover api, 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 Custom API for WP and Mailgun for WordPress 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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