Duct & Air Flow Calculations

LiveMulti Purpose Calculators267 apps · 325.5K installsProductivityFree · contains adsIn-app purchases: $0.99 - $199.99 per itemcom.duct_air_flow

Calculate air flow, duct size & pressure drop for ventilation systems!

Alert me★ WatchOpen in Play ↗
Total installs
1,022
exact · Play shows 1,000+
Installs / day
0
7-day avg · last day 0
Rating
—★
— ratings · — reviews
Released
10 Aug 2025
1.2y ago
Last update
11 Aug 2025
v1.0422 · 1.2y ago
Countries
—
not checked yet

Installs per day

gain of the exact counter

No change in the counterOur first day-to-day reading of the counter. The line starts with the next one.

Daily tracking since 11 Oct 2026 · history grows every day

Install history

exact counter from Google Play
1,0211,0221,02311 Oct12 Oct
02004006008001,0001,20010 Aug 202511 Oct 202612 Oct 2026

Dashed: estimate from the release date (no daily data before 11 Oct 2026) · time axis compressed before that day

Daily tracking since 11 Oct 2026 · history grows every day

Change timeline

Full history

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Manifest analysis reads only the required APK ranges. Base APK downloads may need separate device splits to install.

Data safety

declared by the developer on Google Play
  • Shares data with third parties Device or other IDs
  • No data collected
  • Data is encrypted in transit
  • No way to ask for data deletion

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Permissions

8 in 2 groups
0 Sensitive2 Notable6 Routine
Wi-Fi connection informationRoutine1

Access to details about Wi-Fi networks your device sees or uses

  • See whether Wi-Fi is on and details of the network you are connected toview Wi-Fi connections · ACCESS_WIFI_STATE
OtherNotable7

Access to miscellaneous device features that don't fit other categories

  • Start itself automatically as soon as your phone finishes turning onrun at startup · RECEIVE_BOOT_COMPLETED
  • Keep your phone's processor or screen from going to sleep, which can use more batteryprevent device from sleeping · WAKE_LOCK
  • Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
  • Connect to the internet to load content and send datafull network access · INTERNET
  • Make your phone vibratecontrol vibration · VIBRATE
  • Check with Google Play that you got this app legitimatelyGoogle Play license check · com.android.vending.CHECK_LICENSE
  • Receive push messages sent from the app's servers over the internetreceive data from Internet · com.google.android.c2dm.permission.RECEIVE

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Full description
Optimize Your HVAC & Ventilation Designs with Precision – Duct & Air Flow Calculator Whether you're an HVAC engineer, contractor, or a student diving into ventilation system planning, the Duct & Air Flow Calculator is your ultimate tool for quick, accurate, and efficient calculations. This app is designed to simplify complex airflow and ducting calculations without needing spreadsheets or guesswork. Easily switch between rectangular and circular ducts, estimate dry air density, calculate duct pressure drop, and analyze air flow rates — all in one streamlined interface. 🔧 Core Features: ✔ Air Flow Calculator – Instantly compute volumetric flow rate (CFM or m³/h) with precise inputs. ✔ Dry Air Density Estimator – Adjust calculations based on temperature and pressure for real-world accuracy. ✔ Rectangular to Circular Duct Converter – Get equivalent diameters to balance. ✔ Duct Pressure Drop Calculator – Estimate pressure losses over duct length with accurate output. ✔ Unit Flexibility – Switch between metric and imperial units with ease. 💡 Perfect For: ✔ HVAC professionals & technicians ✔ Mechanical engineers ✔ Architecture and MEP design teams ✔ Students and educators in thermal sciences 📈 Why You’ll Love It: ✔ Clean, fast interface with pro-level formulas ✔ Ideal for field work or classroom use ✔ Saves time, reduces manual errors, and enhances design accuracy ✔ Whether you're designing a complex ventilation system or just need quick air flow data, this app delivers all the tools you need in one place. ✔ Start making smarter, faster, and more accurate airflow decisions. Disclaimer: This application is intended for educational and informational purposes only. The calculations and results provided are based on standard engineering formulas and are not a substitute for professional advice. Users should consult relevant standards and professionals before making engineering decisions. Download the Duct & Air Flow Calculator now!

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