WordPress plugin comparison
Content Upgrades vs Email Deliverability
At a glance
- Email Deliverability has more active installs: 200K+, against 20+ for Content Upgrades.
- On a typical day, Email Deliverability is downloaded about 934 times, Content Upgrades about 3.
- Content Upgrades is rated higher: 2.7 out of 5 from 3 reviews, against 2.5 from 17 reviews.
- Email Deliverability was updated more recently: Jul 16, 2026, against Mar 30, 2015 for Content Upgrades.
- Email Deliverability is tested with a newer WordPress: 7.0.8, against 4.1.42 for Content Upgrades.
- Content Upgrades has been around longer: since 2015, against 2024 for Email Deliverability.
Line by line
Email Deliverability leads on 6 of 7 comparable lines.
| Metric |  Content Upgrades |  Email Deliverability |
|---|---|---|
| Popular rank | #27,328 | #250 |
| Active installs | 20+ | 200K+ |
| Downloads, last 30 days | 57 | 26.6K |
| Rating | 2.7(3) | 2.5(17) |
| Support threads resolved | – | – |
| Tested up to | 4.1.42 | 7.0.8 |
| Search multiplier | ×0.00 | ×0.90 |
| Last release | 11 years ago | 3 months ago |
| Requires PHP | – | 7.4 |
From WordPress.org's public data, refreshed every night. Downloads are WordPress.org's official daily figures for the last 30 days.
Tags they share
More comparisons
- Content Upgrades vs Mailjet Email Marketing
- Content Upgrades vs WP Mail SMTP by WPForms
- Content Upgrades vs Popup Builder & Popup Maker for WordPress
- Content Upgrades vs Easy WP SMTP
- Email Deliverability vs Check & Log Email
- Email Deliverability vs Solid Mail
- Email Deliverability vs WP Mail SMTP by WPForms
- Email Deliverability vs Easy WP SMTP
Is one of these yours?
Track your plugin against its rivals every day: rank, installs, downloads, ratings and their releases, with alerts when anything moves.
Start free