Calculator: Simple Calculator
Calculator: Simple Calculator Summary
Calculator: Simple Calculator is a ad-supported Android app in Tools by Efficient Tools. Released in Sep 2023 (2 years ago). It has about 51.2M+ installs and 98.3K ratings with a 4.43★ (good) average. Based on AppGoblin estimates, it reaches roughly 3M monthly active users and generates around $100K+ monthly revenue (0% IAP / 100% ads). Store metadata: updated Dec 2, 2025, version 41.
Recent activity: 389.6K installs this week (1.6M over 4 weeks) showing steady growth , and 1.5K new ratings this week View trends →
Advertising: AppGoblin detected 1.00 monetized ad creatives shown inside the app.
Data tracking: SDKs and third-party integrations were last analyzed on Feb 24, 2026.
Store info: Last updated on Google Play on Dec 2, 2025 (version 41).
Calculator: Simple Calculator was last scanned for SDKs 2026-02-24. Below is the overview of third party companies detected in the app. The full list of raw SDKs, app permissions and unknown SDKs is available here.
Kotlin
Airbnb Engineering
Bumptech
Square
Facebook
VK
Google
Pangle
Firebase
AdMob4.43★
Ratings: 98.3K
Screenshots
App Description
Calculator: All-in-one Calculator for Percentage, Tip, Loan + Unit, Currency etc
Your perfect Android calculator app for quick and easy calculations on all occasions! With our free calculator, there's no need to worry about the math; enjoy the simple calculator packed with a sleek and intuitive interface as well as multiple offline calculator functions meeting all your needs!
No matter whether you want a calculator for Samsung, a calculator for Xiaomi or for other devices, our app ensures faster speed, better performance and more abundant modes as your must-have offline calculator tool.
What makes us a helpful Android calculator that distinguishes from other free calculators:
🔢 Basic & Scientific Calculator
• Master the 4 basic offline calculator operations: square, roots, parentheses, and percentages.
• Perform a wide range of scientific calculations: log, ln, √, sin, cos, tan, etc., all through our free calculator. We even optimize it to serve as a calculator for Google.
• Move the cursor anywhere for equation editing and copying, making it a really simple calculator.
• Simplify your math with the convenient interface particularly designed for Android calculator users.
• Tailor your calculation precision from 0 to 10 decimal places.
• Save in real time. You can pick calculations up from the offline calculator history at ease, even if you accidentally close the app.
📏 Unit Converter for Android Calculator
• Convert units for length, area, volume, weight, time, and data all through the simple calculator
• Cover all your daily life unit conversions in one free calculator.
💱 World Currency Converter
• Access real-time exchange rates for all global currencies and perform currency conversions with one tap.
• Convert 4 currencies at once.
🏷️ Discount Calculator
• See savings, taxes, and the total just need to input amounts, discount rates, and tax.
💰GST Calculator
• Get the total price by entering the original cost and tax rate.
🏦 Loan Calculator
• Easily track your loan bills by inputting interest and principal for equal principal, equal installments, etc.
📆 Date Calculator
• Support calculating dates and the interval between two dates.
💵 Tip Calculator
• Just input your bill amount and tip percentage to get the tip automatically.
• Exclude tips from taxable calculations, sa