Boxzilla – WordPress Popup Builder vs Casper's Flyin' Call-to-Action
Two WordPress plugins head to head: ranking, active installs, downloads and ratings, from our daily tracking of the WordPress.org directory.
These aren’t all alternatives to each other — they do different jobs — so this page compares popularity only, not features.
At a glance
Boxzilla – WordPress Popup Builder leads the WordPress.org popular list today at #1,132, ahead of Casper's Flyin' Call-to-Action at #12,600. Over the last 7 days Boxzilla – WordPress Popup Builder held its place and Casper's Flyin' Call-to-Action slipped 54 places. Boxzilla – WordPress Popup Builder has the largest install base, roughly 100× the next: 20K+ active installs against 200+ for Casper's Flyin' Call-to-Action. Downloads this week: Boxzilla – WordPress Popup Builder 1,508 and Casper's Flyin' Call-to-Action 28. Ratings: Boxzilla – WordPress Popup Builder 4.8★ from 133 and Casper's Flyin' Call-to-Action 3.9★ from 8 reviews.
| Metric | Boxzilla – WordPress Popup Builder | Casper's Flyin' Call-to-Action |
|---|---|---|
| Popular rank today | #1,132 ▬ | #12,600 ▼ 54 |
| Active installs | 20K+ | 200+ |
| Downloads, last 7 days | 1,508 | 28 |
| Rating | 4.8★ (133) | 3.9★ (8) |
| Last updated | Aug 20, 2026 | Apr 16, 2021 |
| Current version | 3.4.11 | 2.0 |
| Best rank on record | #1,129 | #12,209 |
| Days in the top 50 | 0 | 0 |
| On WordPress.org since | May 2016 | Jan 2016 |
Highlighted cells mark the strongest figure in each row. Rank and installs are from the latest WordPress.org capture; downloads are the last seven captured days.
Ranking history Lower is better
Active installs
Downloads per day
More comparisons
- Boxzilla – WordPress Popup Builder vs Popup Box
- Boxzilla – WordPress Popup Builder vs Icegram Engage – Popups, Welcome Bars, Optins, Slide-Ins & Lead Generation for WordPress
- Boxzilla – WordPress Popup Builder vs WP Popups Lite
- Boxzilla – WordPress Popup Builder vs Ocean Modal Window
- Boxzilla – WordPress Popup Builder vs Firelight Lightbox
- Casper's Flyin' Call-to-Action vs Popups for Divi
- Casper's Flyin' Call-to-Action vs Catch IDs
- Casper's Flyin' Call-to-Action vs Simple Login Captcha
Frequently asked questions
Which is more popular, Boxzilla – WordPress Popup Builder or Casper's Flyin' Call-to-Action?
By active installs, Boxzilla – WordPress Popup Builder: 20K+ sites run it against 200+ for Casper's Flyin' Call-to-Action, according to WordPress.org figures captured on October 27, 2026.
Which ranks higher on WordPress.org, Boxzilla – WordPress Popup Builder or Casper's Flyin' Call-to-Action?
Boxzilla – WordPress Popup Builder, at #1,132 on the WordPress.org popular plugins list today, with Casper's Flyin' Call-to-Action at #12,600. The ranking reflects recent installs and moves daily, which is why this page shows the history rather than one snapshot.
Are Boxzilla – WordPress Popup Builder or Casper's Flyin' Call-to-Action alternatives to each other?
Not all of them. Some of these plugins do different jobs and many sites run more than one. This page compares their popularity, not their features.
Where do these numbers come from?
WordPress.org publishes each plugin’s active install count and its position on the popular list. This site records both every day, along with per-day downloads and ratings, so the charts above show how the plugins have moved over time rather than a single day.