WordPress plugin comparison
Image Watermark vs Block & Optimize PDFs
At a glance
- Image Watermark has more active installs: 40K+, against 30+ for Block & Optimize PDFs.
- On a typical day, Image Watermark is downloaded about 364 times, Block & Optimize PDFs about 3.
- Block & Optimize PDFs is rated higher: 5.0 out of 5 from 1 review, against 4.2 from 299 reviews.
- Image Watermark was updated more recently: Oct 20, 2026, against Mar 30, 2026 for Block & Optimize PDFs.
- Image Watermark resolves more of its support threads: 57% in the last two months, against 0% for Block & Optimize PDFs.
- Image Watermark is tested with a newer WordPress: 7.1.4, against 6.9.11 for Block & Optimize PDFs.
- Image Watermark has been around longer: since 2013, against 2026 for Block & Optimize PDFs.
Line by line
Image Watermark leads on 7 of 8 comparable lines.
| Metric |  Image Watermark |  Block & Optimize PDFs |
|---|---|---|
| Popular rank | #856 | #24,366 |
| Active installs | 40K+ | 30+ |
| Downloads, last 30 days | 22.4K | 74 |
| Rating | 4.2(299) | 5.0(1) |
| Support threads resolved | 57% | 0% |
| Tested up to | 7.1.4 | 6.9.11 |
| Search multiplier | ×1.50 | ×0.22 |
| Last release | 20 days ago | 7 months 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
- Image Watermark vs Simple Image Sizes
- Image Watermark vs Easy Watermark
- Image Watermark vs Auto Upload Images
- Image Watermark vs No Right Click Images
- Block & Optimize PDFs vs Site Kit by Google
- Block & Optimize PDFs vs EWWW Image Optimizer
- Block & Optimize PDFs vs XML Sitemap Generator for Google
- Block & Optimize PDFs vs Google for WooCommerce
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