📈Last 7 days+6 installs — 100% faster than the week before (+3) · 0/day since Oct 7
🏆Among Tools appstop 48% by installs gained this week (1167 peers growing)
🛠Updatesdormant · updated 1012 days ago
🔁Ownership the developer account Armchair Engineering changed company behind it · Oct 18, 2026
Installs since launch
+12 installs
since Oct 7
Update history
2.0.5Feb 5, 2024 · seen Oct 18, 2026
+ Bug fixes
Only the current version so far — new entries appear as the app ships updates.
Trigonometry Help - Calculator is a tools app by Armchair Engineering with 1,000+ downloads (about 2.9K estimated). +6 installs in the last 7 days. Released Dec 22, 2013. Install growth, rank history, SDKs and ad networks.
From the store listing: “Makes solving right-angled triangles easy!”