Peaks

Peaks is a free-to-download iPhone peak-bagging tracker and public mountain guide. It helps hikers plan routes, record ascents, follow peak lists, and share useful trip reports.

As of August 23, 2026, the Peaks catalog held 82,977 mountain destinations, 3,869 protected areas, 15,447 routes, and 25 curated lists. Those figures come from the production catalog; live totals may rise as the guide grows.

Explore Peaks

• Browse the public mountain catalog
• Read the peak-bagging guide
• Find peaks by state
• Browse curated peak lists
• Download Peaks from the App Store

For a plain product overview, read Peak-bagging app for iPhone.

Repository

This public repository holds the Peaks web app, catalog API, Firebase functions, database migrations, and support tools. The web app lives in web, the PostgreSQL API in cloud-sql/api, and Firebase functions in functions.