WordPress plugin comparison
PDF.js Viewer vs QTVR Viewer
At a glance
- PDF.js Viewer has more active installs: 20K+, against 60+ for QTVR Viewer.
- On a typical day, PDF.js Viewer is downloaded about 345 times, QTVR Viewer about 2.
- QTVR Viewer has no reviews yet.
- PDF.js Viewer was updated more recently: Oct 26, 2026, against Jan 9, 2012 for QTVR Viewer.
- PDF.js Viewer is tested with a newer WordPress: 7.0.8, against 2.9.2 for QTVR Viewer.
- QTVR Viewer has been around longer: since 2009, against 2013 for PDF.js Viewer.
Line by line
PDF.js Viewer leads on 6 of 6 comparable lines.
| Metric |  PDF.js Viewer |  QTVR Viewer |
|---|---|---|
| Popular rank | #1,181 | #19,472 |
| Active installs | 20K+ | 60+ |
| Downloads, last 30 days | 15.1K | 40 |
| Rating | 4.4(53) | No ratings |
| Support threads resolved | 0% | – |
| Tested up to | 7.0.8 | 2.9.2 |
| Search multiplier | ×0.89 | ×0.00 |
| Last release | 15 days ago | 15 years 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.
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