Calculator ++

### Calculator++ User Guide #### Getting Started 1. **Download the App:** Install Calculator++ from the Google Play Store. 2. **Open the App:** Launch the app from your app drawer or home screen. 3. **Initial Setup:** Follow the setup wizard to choose your preferred layout (standard or engineer) and theme. #### Basic Calculations 1. **Entering Numbers and Operations:** - Tap the number buttons to enter your calculation. - Use the operation buttons (+, -, *, /) for basic arithmetic. 2. **Automatic Calculation:** - The result is calculated automatically without needing to press the equals (=) button. 3. **Copy and Paste:** - Use the copy button to copy results. - Paste values using the paste button. #### Advanced Features 1. **Access Additional Features:** - Use gestures to access additional functions. For example, slide the «/» button up to use the percentage («%») function. 2. **Portrait and Landscape Modes:** - Rotate your device to switch between portrait and landscape orientations. #### Personalization 1. **Switch Layouts:** - Go to settings to switch between standard and engineer layouts. 2. **Change Theme:** - Customize the app’s appearance by selecting your preferred theme in the settings menu. 3. **Add Home Screen Widget:** - Long press on your home screen, select widgets, and add the Calculator++ widget for quick access. #### Floating Window 1. **Enable Floating Window:** - Tap the floating window icon to open Calculator++ in a separate window that hovers over other apps. 2. **Resize and Move:** - Resize and move the floating window as needed for convenient multitasking. #### Advanced Calculations 1. **Using Built-in Functions:** - Access built-in functions like percentages, square roots, powers, and trigonometric functions from the main screen. 2. **Variables and Constants:** - Define and use variables and constants in your calculations. 3. **User-Defined Functions:** - Add new functions by accessing the user-defined functions menu in settings. 4. **Integration and Differentiation:** - Perform advanced mathematical operations like integration and differentiation. 5. **Fractions and Complex Numbers:** - Simplify expressions and perform calculations with fractions and complex numbers. #### Graph Plotting 1. **Plotting 2D and 3D Graphs:** - Tap the graph icon to enter the graph plotting mode. - Input functions to plot them simultaneously in 2D or 3D. 2. **Customizing Graphs:** - Adjust graph settings such as range and scale from the graph settings menu. #### Settings and Support 1. **Remove Ads:** - Purchase the ad-free option from the application settings to remove advertisements. 2. **Access Support:** - Visit the support section in settings for FAQs, troubleshooting, and contact options. #### Conclusion Calculator++ is a powerful and versatile tool for both simple and complex calculations. Customize your experience, utilize advanced mathematical functions, and enjoy the convenience of a floating calculator window. Download Calculator++ today and enhance your productivity with the ultimate calculator app.