Head-to-head · October 2026
Email Deliverability vs Unified
Email Deliverability comes out ahead, winning 6 of 7 head-to-head checks against Unified.
Unified
Unified aims to provide standard functionality that almost all sites use or should use, such as page caching…
| Metric | Email Deliverability | Unified |
|---|---|---|
| Active installs | 200K+ | <10 |
| Downloads (30 days) | 28.3K | 43 |
| Download trend | -24.6% | +4.9% |
| Rating | 2.5/5 | 5/5 |
| Reviews | 17 | 2 |
| Health score | 62/100 | 28/100 |
| Last updated | 3 months ago | 2 years ago |
| Tested up to | WP 7.0.7 | WP 6.6.10 |
| Support resolved | — | — |
| Requires PHP | 7.4+ | 7.2+ |
| First released | Sep 2024 | Nov 2023 |
Daily downloads, last 90 days
Email DeliverabilityUnified
Choose Email Deliverability if…
You care most about active installs, downloads (30 days) and reviews.
- Proven at scale on 200K+ active sites
- Mixed reviews — 2.5/5 from 17 ratings
Choose Unified if…
You care most about download trend.
- Small user base (<10 active installs)
- Very few reviews so far
- No update in 2 years
- Only tested up to WordPress 6.6 (latest is 7.1)
FAQ
Email Deliverability vs Unified: quick answers
Straight answers, pulled from live WordPress.org data.
Live data from WordPress.org · checked Oct 26, 2026
Which is better, Email Deliverability or Unified?
Email Deliverability comes out ahead, winning 6 of 7 head-to-head checks against Unified. Choose Email Deliverability if you care most about active installs, downloads (30 days) and reviews. Choose Unified if you care most about download trend.
Is Email Deliverability more popular than Unified?
Email Deliverability is the more popular of the two with 200K+ active installs, compared with <10 for Unified.
Can I use Email Deliverability and Unified together?
Both plugins cover email log and smtp, 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 Email Deliverability and Unified 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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