1.2.0
Nov 6, 2026 · seen Nov 9, 2026
1.1.5
Oct 26, 2026 · seen Oct 30, 2026
1.1.4
Sep 4, 2026 · seen Oct 5, 2026
ダクト計算 Pro is a tools app by witty apps with 50+ downloads (about 97 estimated). +7 installs in the last 7 days. Released Jul 16, 2026. Install growth, rank history, SDKs and ad networks.
From the store listing: “Whether on-site or in design, this single tool handles all your duct calculations. Duct Calculation Pro brings the calculations you use daily in HVAC and ventilation design to your smartphone, completely offline. ■ Free and ready to use - Duct size selection (equal friction method, circular) — Calculates the required…”