# Wall Thermal Calculator

> Tool for calculating total thermal resistance of envelope walls.

Canonical page: [https://chrome-stats.com/d/com.geminam.cal\_app](https://chrome-stats.com/d/com.geminam.cal_app)

## Overview

- **ID:** `com.geminam.cal_app`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Geminam
- **Category:** PRODUCTIVITY
- **Downloads:** 14
- **Version:** 1.0.0
- **Last updated:** 2026-04-02
- **First published:** 2026-04-01
- **Publisher country:** VN
- **Size:** 22 MB
- **Data as of:** 2026-09-12
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.geminam.cal_app)
- **Privacy policy:** [https://docs.google.com/document/d/1PVLR7oNoU2HfpYSkXGhZit-KsnagEUKOTJaKpV2EbX0/edit?usp=sharing](https://docs.google.com/document/d/1PVLR7oNoU2HfpYSkXGhZit-KsnagEUKOTJaKpV2EbX0/edit?usp=sharing)

## Description

This tool can be used to calculate the total thermal resistance of wall cladding:<br>- Includes many types of materials<br>- Allows adding other materials<br>- Customizable thickness and number of material layers<br>- Calculates and compares with QCVN 09:2017:BXD<br>- Saves calculation parameters to an Excel file and is easily shared across applications<br>- Simple and user-friendly interface

## Rankings

- #2,721,983 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.WAKE_LOCK`
- `com.android.vending.CHECK_LICENSE`
- `com.geminam.cal_app.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`
- `com.google.android.gms.permission.AD_ID`

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.geminam.cal_app)