WordPress plugin comparison
Gravity PDF vs PDF.js Viewer
At a glance
- Both have 20K+ active installs.
- On a typical day, PDF.js Viewer is downloaded about 368 times, Gravity PDF about 27.
- Gravity PDF is rated higher: 4.9 out of 5 from 318 reviews, against 4.4 from 53 reviews.
- PDF.js Viewer was updated more recently: Oct 26, 2026, against Jul 23, 2025 for Gravity PDF.
- Gravity PDF resolves more of its support threads: 67% in the last two months, against 0% for PDF.js Viewer.
- PDF.js Viewer is tested with a newer WordPress: 7.0.8, against 6.8.11 for Gravity PDF.
- Gravity PDF has been around longer: since 2012, against 2013 for PDF.js Viewer.
Line by line
PDF.js Viewer leads on 5 of 7 comparable lines.
| Metric |  Gravity PDF |  PDF.js Viewer |
|---|---|---|
| Popular rank | #1,247 | #1,181 |
| Active installs | 20K+ | 20K+ |
| Downloads, last 30 days | 2.7K | 14.7K |
| Rating | 4.9(318) | 4.4(53) |
| Support threads resolved | 67% | 0% |
| Tested up to | 6.8.11 | 7.0.8 |
| Search multiplier | ×0.55 | ×0.89 |
| Last release | 1 year ago | 15 days ago |
| Requires PHP | 7.3 | 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
- Gravity PDF vs Contact Form 7 add confirm
- Gravity PDF vs Calculated Fields Form
- Gravity PDF vs Advanced Custom Fields
- Gravity PDF vs Form Maker by 10Web
- PDF.js Viewer vs Embed PDF Viewer
- PDF.js Viewer vs PDF Viewer Block for Gutenberg
- PDF.js Viewer vs PDF viewer for Elementor & Gutenberg
- PDF.js Viewer vs Vanilla PDF Embed
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