# Calculator: All-In-One Wizard

> Scientific calculator, fast unit converter, loan tracker & BMI tool all in one.

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

## Overview

- **ID:** `com.calculator.unit.converter`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Kamrej Apps
- **Category:** TOOLS
- **Downloads:** 830,226
- **Rating:** 3.92 / 5 (1,303 ratings)
- **Version:** 1.28
- **Last updated:** 2026-05-05
- **First published:** 2023-07-11
- **Publisher country:** IN
- **Size:** 16 MB
- **Data as of:** 2026-09-12
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.calculator.unit.converter)
- **Website:** [https://ka-calculatorapp.blogspot.com](https://ka-calculatorapp.blogspot.com/)
- **Privacy policy:** [https://sites.google.com/view/privacy-policy-unitconverter](https://sites.google.com/view/privacy-policy-unitconverter)

## Description

All-in-one offline calculator for everyday calculations. This free Chrome extension bundles tools for loans (EMI and total interest), BMI, unit conversion, tax and discount calculations, GPA, age, fuel cost estimation, and more—no sign-up required and fast results.

Features include offline access, a full scientific calculator, dual-unit support (US and Metric), and conversions for length, weight, temperature, volume, area, and speed. Ideal for students, homeowners, engineers, and professionals who need quick, reliable calculations in one free app.

## Rankings

- #75,964 — 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.ACCESS_WIFI_STATE`
- `android.permission.ACTION_MANAGE_OVERLAY_PERMISSION`
- `android.permission.CHANGE_WIFI_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.READ_PHONE_STATE`
- `android.permission.SCHEDULE_EXACT_ALARM`
- `android.permission.SYSTEM_ALERT_WINDOW`
- `android.permission.WAKE_LOCK`
- `com.calculator.unit.converter.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`
- `com.google.android.c2dm.permission.RECEIVE`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.google.android.gms.permission.AD_ID`

## Review summary

Users praise the calculator for ease of use and speed, and its usefulness for basic cost calculations. However, reviews repeatedly cite intrusive ads and pop-ups, privacy concerns due to phone-call permissions, and the inability to uninstall or cancel the app, with some reports of not working properly.

### Pros

- Easy to use / simple interface
- Fast results
- Helpful for calculating costs
- Generally positive sentiment (good / nice)

### Cons

- Intrusive ads and pop-ups / unwanted notifications
- Requests access to phone calls / call management (privacy concerns)
- Cannot uninstall / delete / cancel the app
- Not functioning well / hard to use / inconsistent performance

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