CalcNote is a new generation of calculator designed for the smart phone.
Just type a expression, the answer will be displayed instantly. No need to tap equals.
It works like notepad or your word processor, you can see multiple questions and answers all at once.
It's like a spreadsheet but much easier and simpler.
If you make a mistake, you don't need to start again, you just fix the wrong expression.

Instant calculator & realtime results
CalcNote will instantly evaluate any mathematical expression and display result in real-time.
With a Notepad-style interface you write operations on each line and see results instantly.
You can combine text-lines with calculations.

Multi-line calculations & references
Every line in CalcNote is evaluated so you can write different operations on each.
It even allows referencing lines as in Spreadsheet so you can do multi-line combined calculations (i.e. $2+$3 adds up the results from line 2 and 3).

Different keypads with operations
Swipe right-left to switch between different keypads with multiple operations you can perform.
Regular mathematical operations, logarithmic, trigonometric functions (i.e. sin, cos), permutations/combinations as well as a percentage calculator and unit converter.

Save & Export
In CalcNote you can organize your calculation sheets, save them individually and even export expressions if you want to use them elsewhere (i.e. in Spreadsheet, in a scientific paper, etc.).

Customize appearance
You can customize CalcNote by changing its background/text color, showing/hiding line numbers, fonts, display format, customize the keypad layout and much more.

List of other features
- Supports mix text and numbers in your calculations
- Supports a line reference
- Supports declaring a variable inline
- Percentage calculations
- Modulo operation
- Supports hexadecimal, octal and binary operations
- Calculate Power, Factorial, Permutations Combinations, Square root and Cube root
- Trigonometric functions
- Aggregate functions
- Logarithm, Natural logarithm, Natural exponential function
- Unit conversion (Area, Length, Weight, Speed, Temperature, Time, Volume)
- Currency conversion (Supports 156 currencies and 5 cryptocurrencies)

Please refer to online manual for more details

This is a free version of CalcNote, which displays ad at the top of the screen.
If you'd like to remove ads, you can upgrade to Pro.

burton999 makes no warranty as to the accuracy or reliability or suitability of any calculation results or information provided through the CalcNote. burton999 is not also responsible for any damages, direct or indirect, which may occur by the calculation results or information provided through the CalcNote.

CalcNote aims to offer Soulver on Android.
Special thanks go to Zac Cohan, the creator of Soulver.

If you have any concerns, feedback, or questions email me at
I hope this app will be helpful for you.
Many thanks.

From version CalcNote - Notepad Calculator 2.24.81:

### v2.24.81
1.Added new settings to adjust the line spacing.
2.Improved the user defined action.
3.Improved the user defined function. You can call a user-defined function from other user-defined function.
4.Supports creating a file shortcut.
5.Fixed some minor bugs.

### v2.24.80
1.Fixed a bug that unit conversion for work not working on High-Precision mode.

All versions


Uploaded:March 15, 2023 at 1:50AM UTC

File size:6.07 MB


CalcNote - Notepad Calculator 2.24.80


Uploaded:November 3, 2022 at 2:28PM UTC

File size:7.08 MB


CalcNote - Notepad Calculator 2.24.79


Uploaded:October 30, 2022 at 10:08AM UTC

File size:6.99 MB


CalcNote - Notepad Calculator 2.23.78


Uploaded:September 14, 2022 at 11:40AM UTC

File size:5.99 MB



Uploaded:May 7, 2022 at 11:31AM UTC

File size:6.03 MB



Uploaded:April 29, 2022 at 11:01AM UTC

File size:6.03 MB


CalcNote - Notepad Calculator 2.23.75


Uploaded:February 26, 2022 at 2:19AM UTC

File size:5.97 MB


CalcNote - Notepad Calculator 2.22.74


Uploaded:February 10, 2022 at 3:45PM UTC

File size:5.98 MB


CalcNote - Notepad Calculator 2.22.73


Uploaded:January 26, 2022 at 5:20PM UTC

File size:5.58 MB


CalcNote - Notepad Calculator 2.22.72


Uploaded:January 16, 2022 at 8:45AM UTC

File size:5.58 MB