Duct Calculator

This App used to Calculate Duct Size, CFM and FPM

LetsFab · com.pinjara_imran5290.Duct_Calculator

Not rated yet 10K+ downloads vLet 14.7 MB Android 4.4+ PEGI 3 · Everyone

Download APK 14.7 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: vLet (5)
Updated: Jun 15, 2021 (5 years ago)
APK size: 14.7 MB
Requires: Android 4.4+ (API 19)
CPU support: Any (no native code)
Category: Education (app)
Listed since: Oct 29, 2020 (at least)
Permissions: 7 (4 sensitive)
Website: letsfab.in
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

Duct Calculator is an app by LetsFab in the Education category, listed since at least October 2020. It has no native code, so it runs on any Android processor.

It asks for 7 permissions, 4 of them sensitive, including precise location, approximate location and read shared storage.

What's new in vLet

Fix minor issue. improved performance.

Description

From the listing uploaded by “appupdater”.

This app is developed to Calculate Duct Size Required with available CFM & FPM. This app calculate Both Rectangular and Round Duct Sizes in Inches. This App is also Calculate Air Flow rate in CFM and this app is also calculate in Air Velocity in FPM. The application is designed for engineers HVAC working in the field of design and installation of ventilation systems. Heating, ventilation, and air conditioning (HVAC) engineers and designers will find this tool to be valuable in their everyday design and construction work

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Jun 15, 2021.
Certificate from Google Play App Signing Google keeps the signing key for the developer, so the certificate carries Google's name.

Store checks and file details

Developer signature verified Jun 15, 2021
Validated against Google Play Jun 15, 2021
Antivirus scan passed Jun 15, 2021
Signed byCN=Android, OU=Android, O=Google Inc., L=Mountain View, ST=California, C=US
Signing certificate (SHA-1)D2:0B:8D:7E:77:6B:C8:C0:F5:42:44:F8:2A:7E:5F:75:88:3C:46:61
File MD59508c58592162262d241f11c1e831e88
Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures. AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (7)

Duct Calculator requests 7 permissions, 4 of them sensitive.

Approximate location Sensitive android.permission.ACCESS_COARSE_LOCATION
Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
Precise location Sensitive android.permission.ACCESS_FINE_LOCATION
Read shared storage Sensitive android.permission.READ_EXTERNAL_STORAGE
Full network access android.permission.INTERNET
View Wi-Fi connections android.permission.ACCESS_WIFI_STATE
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Basic touch input android.hardware.faketouch
Location android.hardware.location
GPS android.hardware.location.gps
Network location android.hardware.location.network
Wi-Fi android.hardware.wifi

Duct Calculator APK: questions and answers

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is the Duct Calculator APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. After downloading, check that the file's MD5 is 9508c58592162262d241f11c1e831e88.