Description
💡 Overview
The All-in-One Calculator App Source Code is a complete Android solution that combines multiple calculators into a single smart app.
From basic arithmetic to advanced scientific and conversion tools — everything is built inside one sleek and responsive interface.
This source code is perfect for developers, entrepreneurs, and freelancers who want to launch their own multi-purpose calculator app in minutes.
⚙️ Features
✅ Multiple Calculators in One App:
Includes General Calculator, Scientific Calculator, Unit Converter, Age Calculator, BMI Calculator, EMI Calculator, and more.
✅ Modern & Responsive UI:
Material Design layout with a smooth and user-friendly interface.
✅ AdMob Integrated:
Monetize easily with Google AdMob banner and interstitial ads.
✅ 100% Customizable:
Change colors, logo, icons, and text from the code easily.
✅ Offline Support:
All calculators work perfectly without any internet connection.
✅ Optimized for Play Store:
Completely tested and ready for upload — clean code and no errors.
✅ Developed in Android Studio (Java/Kotlin):
Easy to modify and integrate with your existing apps.
🛠️ Included in the Package
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Full Android Studio Project
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App Source Code
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XML Layouts
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Java/Kotlin Files
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App Icon & Assets
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Documentation (Setup Guide)
💰 Pricing & License
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Regular License: Use for one personal or client project
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Extended License: Resell as part of another product
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Support: Free lifetime support for installation and setup
📱 App Highlights
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Easy to Customize
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Fast Loading Speed
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Beautiful Modern UI
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Works on all Android Devices
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No Internet Required
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100% Error-Free Source
🧠 Why Choose This App
“One App, Every Calculator You Need.”
Whether you want to launch a standalone calculator app or add calculator features inside your existing project — this source code saves your time, effort, and money.
🔽 Quick Setup Guide
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Open the project in Android Studio
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Update app name, package ID, and assets
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Configure AdMob IDs (optional)
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Build → Generate Signed APK
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Upload to Google Play Console


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