SonarPen Calibrate icon

SonarPen Calibrate

GreenBulb
★ 4.7 (422 ratings)
⬇ 50,000+ downloads
Est. actual: 87,872
Free
Released: Dec 30, 2020
No in-app purchases
No ads

Signals

4 this week · 1 positive · 1 warning All of this week's signals →
  • 📈Last 7 days +157 installs — 31% slower than the week before (+228) · 20/day since Oct 7
  • 🏆Among Art & Design apps top 10% by installs gained this week (87 peers growing)
  • ⭐Rating steady at ★ 4.70 since Oct 7
  • 🛠Updates quiet · updated 61 days ago
Installs since launch
0 44K 88K 88K Dec 30, 2020 today
+602 installs · +7 ratings since Oct 7
Update history
1.4 Sep 13, 2026 · seen Oct 17, 2026
- Improved SonarPen calibration and on-screen instructions.<br>- Added Fine Tune controls for pressure response and finger rejection (for SonarPen (USB C) stylus).<br>- Made the final calibration save step clearer.<br>- Improved USB-C SonarPen compatibility and reliability.<br>- Updated for the latest Android requirements and fixed minor issues.
Only the current version so far — new entries appear as the app ships updates.

SonarPen Calibrate is an art & design app by GreenBulb with 50,000+ downloads (about 88K estimated). +157 installs in the last 7 days. Rated 4.7 from 422 ratings. Released Dec 30, 2020. Install growth, rank history, SDKs and ad networks.

From the store listing: “Calibrate SonarPen for better pressure response and finger rejection on Android.”