d20 Attack Calculator

Name: d20 Attack Calculator
Rating: 4.625 (22 reviews)
Author: Hapero.fi

Hapero.fi

★ 4.6 (22 ratings)

⬇ 500+ downloads

Est. actual: 887

Free

Released: Sep 25, 2013

No in-app purchases

No ads

Signals

4 this week · 2 positive · 1 warning All of this week's signals →

📈Last 7 days 0 installs · 0/day since Oct 7
🏆Among Tools apps bottom 0% by installs gained this week (758 peers growing)
⭐Rating steady at ★ 4.63 since Oct 7
🛠Updates dormant · updated 1107 days ago

Installs since launch

0 installs · 0 ratings since Oct 7

Update history

2.0 Oct 30, 2023 · seen Oct 18, 2026

Updated to support Android 13. Minor bug fixes.

Only the current version so far — new entries appear as the app ships updates.

d20 Attack Calculator is a tools app by Hapero.fi with 500+ downloads (about 887 estimated). Rated 4.6 from 22 ratings. Released Sep 25, 2013. Install growth, rank history, SDKs and ad networks.

From the store listing: “Roll, estimate, and optimize your attacks in d20 RPG systems.”