Heckl vs HVACool
Two WordPress themes head to head: ranking, active installs, downloads and ratings, from our daily tracking of the WordPress.org directory.
At a glance
HVACool leads the WordPress.org popular list today at #889, ahead of Heckl at #3,802. Over the last 7 days HVACool slipped 48 places and Heckl slipped 116 places. HVACool has the largest install base, roughly 9× the next: 90+ active installs against 10+ for Heckl. Downloads this week: Heckl 13 and HVACool 11.
| Metric | Heckl | HVACool |
|---|---|---|
| Popular rank today | #3,802 ▼ 116 | #889 ▼ 48 |
| Active installs | 10+ | 90+ |
| Downloads, last 7 days | 13 | 11 |
| Rating | no ratings | no ratings |
| Type | Block theme | Block theme |
| Last updated | Jun 23, 2026 | Jun 22, 2026 |
| Current version | 1.1.3 | 1.0.1 |
| Best rank on record | #718 | #439 |
| Days in the top 50 | 0 | 0 |
| On WordPress.org since | Jun 2026 | Jun 2026 |
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
Frequently asked questions
Which is more popular, Heckl or HVACool?
By active installs, HVACool: 90+ sites run it against 10+ for Heckl, according to WordPress.org figures captured on October 26, 2026.
Which ranks higher on WordPress.org, Heckl or HVACool?
HVACool, at #889 on the WordPress.org popular themes list today, with Heckl at #3,802. The ranking reflects recent installs and moves daily, which is why this page shows the history rather than one snapshot.
Is Heckl a block theme or a classic theme? And HVACool?
Heckl is a block theme, HVACool is a block theme. Block themes are built for the Site Editor; classic themes use the Customizer and widget areas.
Where do these numbers come from?
WordPress.org publishes each theme’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 themes have moved over time rather than a single day.