MC4WP: Mailchimp for WordPress vs Mailster SendGrid Integration
Two WordPress plugins head to head: ranking, active installs, downloads and ratings, from our daily tracking of the WordPress.org directory.
These aren’t all alternatives to each other — they do different jobs — so this page compares popularity only, not features.
At a glance
MC4WP: Mailchimp for WordPress leads the WordPress.org popular list today at #35, ahead of Mailster SendGrid Integration at #7,140. Over the last 7 days MC4WP: Mailchimp for WordPress held its place and Mailster SendGrid Integration climbed 9 places. MC4WP: Mailchimp for WordPress has the largest install base, roughly 1111× the next: 1M+ active installs against 900+ for Mailster SendGrid Integration. Downloads this week: MC4WP: Mailchimp for WordPress 44,539 and Mailster SendGrid Integration 92. Ratings: MC4WP: Mailchimp for WordPress 4.8★ from 1,497 and Mailster SendGrid Integration 5★ from 1 reviews.
| Metric | MC4WP: Mailchimp for WordPress | Mailster SendGrid Integration |
|---|---|---|
| Popular rank today | #35 ▬ | #7,140 ▲ 9 |
| Active installs | 1M+ | 900+ |
| Downloads, last 7 days | 44,539 | 92 |
| Rating | 4.8★ (1,497) | 5★ (1) |
| Last updated | Sep 16, 2026 | Oct 15, 2026 |
| Current version | 4.14.1 | 2.1.1 |
| Best rank on record | #34 | #7,007 |
| Days in the top 50 | 86 | 0 |
| On WordPress.org since | Jun 2013 | Jan 2017 |
| Sites detected by our detector | 57 | 0 |
Highlighted cells mark the strongest figure in each row. Rank and installs are from the latest WordPress.org capture; downloads are the last seven captured days.
Ranking history Lower is better
Active installs
Downloads per day
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Frequently asked questions
Which is more popular, MC4WP: Mailchimp for WordPress or Mailster SendGrid Integration?
By active installs, MC4WP: Mailchimp for WordPress: 1M+ sites run it against 900+ for Mailster SendGrid Integration, according to WordPress.org figures captured on October 18, 2026.
Which ranks higher on WordPress.org, MC4WP: Mailchimp for WordPress or Mailster SendGrid Integration?
MC4WP: Mailchimp for WordPress, at #35 on the WordPress.org popular plugins list today, with Mailster SendGrid Integration at #7,140. The ranking reflects recent installs and moves daily, which is why this page shows the history rather than one snapshot.
Are MC4WP: Mailchimp for WordPress or Mailster SendGrid Integration alternatives to each other?
Not all of them. Some of these plugins do different jobs and many sites run more than one. This page compares their popularity, not their features.
Where do these numbers come from?
WordPress.org publishes each plugin’s active install count and its position on the popular list. This site records both every day, along with per-day downloads and ratings, so the charts above show how the plugins have moved over time rather than a single day.