WordPress plugin comparison
Images to WebP vs Unique Headers
At a glance
- Unique Headers has more active installs: 10K+, against 9K+ for Images to WebP.
- On a typical day, Unique Headers is downloaded about 79 times, Images to WebP about 67.
- Unique Headers is rated higher: 4.9 out of 5 from 160 reviews, against 4.4 from 32 reviews.
- Images to WebP was updated more recently: Sep 17, 2026, against May 10, 2026 for Unique Headers.
- Unique Headers is tested with a newer WordPress: 7.0.8, against 6.9.11 for Images to WebP.
- Unique Headers has been around longer: since 2012, against 2019 for Images to WebP.
Line by line
Unique Headers leads on 6 of 7 comparable lines.
| Metric |  Images to WebP |  Unique Headers |
|---|---|---|
| Popular rank | #2,201 | #1,474 |
| Active installs | 9K+ | 10K+ |
| Downloads, last 30 days | 1.4K | 2.4K |
| Rating | 4.4(32) | 4.9(160) |
| Support threads resolved | – | 100% |
| Tested up to | 6.9.11 | 7.0.8 |
| Search multiplier | ×0.71 | ×1.01 |
| Last release | 1 month ago | 6 months ago |
| Requires PHP | 7.0 | – |
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
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