About this app
The Triatlas app contains the most detailed, speedy star chart available for smartphones and tablets! - Stars up to mag 12.6 - Galaxies up to mag 15.5 (PGC). 37000 in total! - 1200 planetary nebulae - 1800 open clusters, all globulars - Others: SH-2, RCW,LDN / Barnard - Double stars whose main star is brighter than 11th magnitude (35,000 double stars) - Variable stars whose maximum reaches the 12.5 magnitude (29,000 variable stars) PLUS: - Flexible Night vision mode - Landscape-portrait mode - Flip and mirror (Supporting telescope orientation) - Chart-to-chart navigation using the black corners. Based on the charts made by Jose Torres. Used with permission.
Latest release
What’s New
This update from Apple will improve the functionality of this app. No new features are included. iOS 8 ready UI optimizations
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 · 8:31 PM Free
Screenshots
