WordPress plugin comparison
Instant CSS vs Modular Custom CSS
At a glance
- Instant CSS has more active installs: 3K+, against 400+ for Modular Custom CSS.
- On a typical day, Instant CSS is downloaded about 15 times, Modular Custom CSS about 7.
- Modular Custom CSS is rated higher: 5.0 out of 5 from 6 reviews, against 4.9 from 15 reviews.
- Modular Custom CSS was updated more recently: Jul 19, 2026, against Sep 21, 2023 for Instant CSS.
- Modular Custom CSS is tested with a newer WordPress: 7.0.8, against 6.3.14 for Instant CSS.
- Modular Custom CSS has been around longer: since 2014, against 2019 for Instant CSS.
Line by line
Modular Custom CSS leads on 4 of 7 comparable lines.
| Metric |  Instant CSS |  Modular Custom CSS |
|---|---|---|
| Popular rank | #4,106 | #9,500 |
| Active installs | 3K+ | 400+ |
| Downloads, last 30 days | 463 | 170 |
| Rating | 4.9(15) | 5.0(6) |
| Support threads resolved | 0% | – |
| Tested up to | 6.3.14 | 7.0.8 |
| Search multiplier | ×0.05 | ×0.53 |
| Last release | 3 years ago | 3 months ago |
| Requires PHP | – | – |
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