# Calculator Master

> Calculator Master App is one of the world's most popular applications

Canonical page: [https://chrome-stats.com/d/com.lta.master.calculator](https://chrome-stats.com/d/com.lta.master.calculator)

## Overview

- **ID:** `com.lta.master.calculator`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Luster To Alive
- **Category:** TOOLS
- **Downloads:** 131,594
- **Rating:** 4.21 / 5 (263 ratings)
- **Version:** 6.0.0.9
- **Last updated:** 2026-08-03
- **First published:** 2022-10-01
- **Publisher country:** VN
- **Size:** 67 MB
- **Data as of:** 2026-09-10
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.lta.master.calculator)
- **Website:** [https://support.lta-indie.com](https://support.lta-indie.com/)
- **Privacy policy:** [https://support.lta-indie.com/privacy-policy](https://support.lta-indie.com/privacy-policy)

## Description

Calculator Master is a versatile and user-friendly Chrome extension designed to simplify your daily mathematical tasks. It combines a basic and scientific calculator with powerful features like currency conversion, unit conversions, tip calculations, and discount & tax computations. The extension supports over 150 currencies with real-time exchange rates and multiple simultaneous conversions, making it an ideal tool for travelers and professionals.

The clean interface includes large buttons and an optional vibration feedback for ease of use. Users can freely edit expressions, access calculation history for copy-pasting, and benefit from offline unit conversions across categories such as length, weight, area, volume, time, and data size. Additional features include customizable precision, decimal places, and the ability to split bills efficiently. Whether you need quick math or detailed financial calculations, Calculator Master is tailored to meet all your needs in one practical app.

## Rankings

- #194,515 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_CUSTOM_AUDIENCE`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.ACCESS_WIFI_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.VIBRATE`
- `android.permission.WAKE_LOCK`
- `com.android.vending.BILLING`
- `com.android.vending.CHECK_LICENSE`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.google.android.gms.permission.AD_ID`
- `com.lta.master.calculator.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

## Review summary

Users generally find Calculator Master easy to use and helpful for clarifying calculations. Many reviews indicate a positive experience with the app. However, some users report that the app is not very user friendly in terms of display and that it can be slow or problematic at times.

### Pros

- Easy to use
- Helps clarify calculations
- Generally positive user experience

### Cons

- Not user friendly including display
- App can be slow and have issues

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.lta.master.calculator)