Fire Pump Calculator NFPA 20 icon

Fire Pump Calculator NFPA 20

Rizvan Adzhoyan

⬇ 100+ downloads

Est. actual: 109

Free

Released: Sep 8, 2026

IAP: $2.99 per item

Contains ads

Signals

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

📈Last 7 days +25 installs — 150% faster than the week before (+10) · 2/day since Oct 7
🏆Among Tools apps top 26% by installs gained this week (1237 peers growing)
🛠Updates quiet · updated 57 days ago
🔁Ownership renamed from ZkDev to Rizvan Adzhoyan · Nov 12, 2026

Installs since launch

+72 installs since Oct 7

Update history

1.0.4 Sep 16, 2026 · seen Oct 22, 2026

Added a link to TradeTools — the one-app version of this calculator and 61 more, for HVAC, electrical, plumbing, fire protection, solar and carpentry. Nothing else changed.

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

Fire Pump Calculator NFPA 20 is a tools app by Rizvan Adzhoyan with 100+ downloads (about 109 estimated). +25 installs in the last 7 days. Released Sep 8, 2026. Install growth, rank history, SDKs and ad networks.

From the store listing: “NFPA 20 flow, pressure, HP, jockey pump, churn point, diesel or electric.”