flowpaper vs PDF.js Viewer
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
PDF.js Viewer leads the WordPress.org popular list today at #1,197, ahead of flowpaper at #1,594. Over the last 7 days PDF.js Viewer climbed 3 places and flowpaper climbed 3 places. PDF.js Viewer has the largest install base, roughly 2× the next: 20K+ active installs against 10K+ for flowpaper. Ratings: flowpaper 3.4★ from 37 and PDF.js Viewer 4.4★ from 53 reviews.
| Metric | flowpaper | PDF.js Viewer |
|---|---|---|
| Popular rank today | #1,594 ▲ 3 | #1,197 ▲ 3 |
| Active installs | 10K+ | 20K+ |
| Downloads, last 7 days | — | — |
| Rating | 3.4★ (37) | 4.4★ (53) |
| Last updated | Jul 2, 2026 | Apr 21, 2026 |
| Current version | 2.0.8 | 3.1.1 |
| Best rank on record | #1,586 | #1,196 |
| Days in the top 50 | 0 | 0 |
| On WordPress.org since | Aug 2016 | Nov 2013 |
| Sites detected by our detector | 1 | 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, flowpaper or PDF.js Viewer?
By active installs, PDF.js Viewer: 20K+ sites run it against 10K+ for flowpaper, according to WordPress.org figures captured on September 14, 2026.
Which ranks higher on WordPress.org, flowpaper or PDF.js Viewer?
PDF.js Viewer, at #1,197 on the WordPress.org popular plugins list today, with flowpaper at #1,594. The ranking reflects recent installs and moves daily, which is why this page shows the history rather than one snapshot.
Are flowpaper or PDF.js Viewer 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.