BT21 icon

BT21

Thermogroup Ltd
⬇ 500+ downloads
Est. actual: 727
Free
Released: May 19, 2021
No in-app purchases
No ads

Signals

3 this week · 1 positive · 2 warnings All of this week's signals →
  • 📈Last 7 days +12 installs — 61% slower than the week before (+31) · 2/day since Oct 9
  • 🏆Among Tools apps top 35% by installs gained this week (1273 peers growing)
  • 🛠Updates dormant · updated 791 days ago
Installs since launch
0 364 727 727 May 19, 2021 today
+59 installs since Oct 9
Update history
2.0.3 Sep 13, 2024 · seen Oct 20, 2026
Bug fixes
Only the current version so far — new entries appear as the app ships updates.

BT21 is a tools app by Thermogroup Ltd with 500+ downloads (about 727 estimated). +12 installs in the last 7 days. Released May 19, 2021. Install growth, rank history, SDKs and ad networks.

From the store listing: “ThermoSphere BT21 Bluetooth Thermostat for electric underfloor heating”