Co-Authors Plus vs Osom Author Pro
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
Co-Authors Plus leads the WordPress.org popular list today at #1,196, ahead of Osom Author Pro at #5,341. Over the last 7 days Co-Authors Plus climbed 2 places and Osom Author Pro climbed 4 places. Co-Authors Plus has the largest install base, roughly 20× the next: 20K+ active installs against 1K+ for Osom Author Pro. Downloads this week: Co-Authors Plus 9,407 and Osom Author Pro 71. Ratings: Co-Authors Plus 3.5★ from 77 and Osom Author Pro 4.9★ from 10 reviews.
| Metric | Co-Authors Plus | Osom Author Pro |
|---|---|---|
| Popular rank today | #1,196 ▲ 2 | #5,341 ▲ 4 |
| Active installs | 20K+ | 1K+ |
| Downloads, last 7 days | 9,407 | 71 |
| Rating | 3.5★ (77) | 4.9★ (10) |
| Last updated | Jun 26, 2026 | Sep 17, 2026 |
| Current version | 4.1.1 | 2.0 |
| Best rank on record | #1,196 | #5,328 |
| Days in the top 50 | 0 | 0 |
| On WordPress.org since | Apr 2009 | Apr 2015 |
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, Co-Authors Plus or Osom Author Pro?
By active installs, Co-Authors Plus: 20K+ sites run it against 1K+ for Osom Author Pro, according to WordPress.org figures captured on October 17, 2026.
Which ranks higher on WordPress.org, Co-Authors Plus or Osom Author Pro?
Co-Authors Plus, at #1,196 on the WordPress.org popular plugins list today, with Osom Author Pro at #5,341. The ranking reflects recent installs and moves daily, which is why this page shows the history rather than one snapshot.
Are Co-Authors Plus or Osom Author Pro 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.