WordPress plugin comparison
Image Watermark vs S3 Image Optimizer
At a glance
- Image Watermark has more active installs: 40K+, against 100+ for S3 Image Optimizer.
- On a typical day, Image Watermark is downloaded about 364 times, S3 Image Optimizer about 13.
- S3 Image Optimizer 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 Jul 30, 2026 for S3 Image Optimizer.
- Image Watermark is tested with a newer WordPress: 7.1.4, against 7.0.8 for S3 Image Optimizer.
- Image Watermark has been around longer: since 2013, against 2021 for S3 Image Optimizer.
Line by line
Image Watermark leads on 6 of 7 comparable lines.
| Metric |  Image Watermark |  S3 Image Optimizer |
|---|---|---|
| Popular rank | #856 | #13,095 |
| Active installs | 40K+ | 100+ |
| Downloads, last 30 days | 22.9K | 392 |
| Rating | 4.2(299) | 5.0(1) |
| Support threads resolved | 57% | – |
| Tested up to | 7.1.4 | 7.0.8 |
| Search multiplier | ×1.50 | ×0.39 |
| Last release | 20 days ago | 3 months ago |
| Requires PHP | 7.3 | 8.1 |
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
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