About this app
Columbia Engineering HammerHub is a one-stop hub for campus engagement and communication. Stay connected with student organizations, upcoming events, and important updates across Columbia Engineering. HammerHub helps you discover opportunities, connect with peers, and stay informed—all in one easy-to-use app.
Latest release
What’s New
Bug fixes and performance improvements
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 17, 2026 · 5:25 PM Free
Screenshots
