Online Calculator Notepad

A dual-pane online calculator with integrated notepad for calculations and notes.

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4,944+

Total Calculations Run

< 15ms

Browser Execution Speed

100%

Client-Side Privacy

4.9 / 5.0

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About This Tool

The Online Calculator Notepad is a comprehensive tool that combines a fully functional calculator with a notepad in a single interface. The calculator supports basic arithmetic operations (addition, subtraction, multiplication, division), memory functions (M+, M-, MR, MC), and maintains a history of recent calculations. The notepad allows you to save calculation results, add custom notes, and manage your work. All features work entirely client-side with no backend required, ensuring fast performance and privacy. The tool is fully responsive and designed with a clean, modern UI that integrates seamlessly into the platform.

Save your calculation history with a free account

How to Use

Use the calculator buttons or keyboard to input numbers and operations.
Click '=' or press Enter to calculate and see the result in the display.
Use memory buttons (M+, M-, MR, MC) to store and recall values.
Type notes in the notepad textarea on the right.
Click 'Save to Notepad' to copy the current calculation result into the notepad.
Use 'Clear Notepad' to erase all notes or 'Copy Notepad' to copy notes to clipboard.
View recent calculations and saved notes in the results section.

Frequently Asked Questions

Find Quick Answers

Does this tool require an internet connection after loading?

No, all calculations and note-taking are performed client-side in your browser, so once the page loads, you can use it offline.

Can I use keyboard shortcuts with the calculator?

Yes, you can use number keys, operators (+, -, *, /), Enter for equals, 'c' for clear, and 'm' keys for memory functions (e.g., 'm' for MR).

Is there a limit to how many calculations I can save?

The calculator history stores up to 10 recent calculations automatically. The notepad has no practical limit, but very large text may affect browser performance.

Are my notes saved if I refresh the page?

No, the tool does not automatically save notes between sessions. Use the 'Copy Notepad' button to save your notes externally before refreshing.

Need to run multiple calculations?

Create a free account today to unlock unlimited daily runs, access advanced parameters, save your history, and request custom features.

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