Do you ever grab a calculator & the back of an envelope to work through an idea or problem that involves some math?




CalcNote is described as 'Notepad calculator designed for smartphones. You can immediately obtain calculation results as soon as you've added any calculations on a line' and is a Calculator in the office & productivity category. There are more than 10 alternatives to CalcNote for a variety of platforms, including iPhone, iPad, Android, Mac and Windows apps. The best CalcNote alternative is Soulver. It's not free, so if you're looking for a free alternative, you could try RealCalc Scientific Calculator or OpalCalc. Other great apps like CalcNote are Figr, NoteCalc, CalcTape and Apple Calculator.
Do you ever grab a calculator & the back of an envelope to work through an idea or problem that involves some math?




RealCalc Scientific Calculator Android's #1 Scientific Calculator. A fully featured scientific calculator which looks and operates like the real thing. Looking for fractions? Degrees/minutes/seconds? Landscape mode? You need RealCalc Plus. See elsewhere on this page for the l.


OpalCalc is a brand new type of calculator for the PC. As easy to use as Notepad or a word processor, OpalCalc allows natural language in the sum and multi-line support so you can go back and adjust your previous calculations on the fly.




Ever wanted to work something out, but your default calculator isn't powerful enough, and it's not worth creating a spreadsheet for?





CalcTape is a revolutionary new kind of pocket calculator. With CalcTape, also extensive calculations remain clearly structured. CalcTape makes the arithmetic process visible - you can generate intermediate results and subsequently correct or change all numbers and operations.




Calculator is a basic calculator application made by Apple Inc. and bundled with its macOS, iOS, and watchOS operating systems. It has three modes: basic, scientific, and programmer. The basic mode includes a number pad, buttons for adding, subtracting, multiplying, and...




Bricks is a note-taking web app with a built-in calculator. It can be installed as a desktop or mobile app, because of PWA technology this app built with. Which is also makes it offline available. Notes created with Bricks can be shared.


CALCU is a simple, yet beautiful and powerful calculator. Customize the keypad as your need, change theme as your taste, CALCU is the calculator made just for you!
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Scalar is a powerful math engine and scripting language, that combines the simplicity of standard tools with the flexibility of scripting. It is much more than a calculator. Thanks to Scalar, defining arguments and functions has never been easier.




Solve is a calculator like no other! Solve solves expressions as you type and features an innovative memory system to store and recall answers. Simply touch the answer to store it and touch the stored answer to use it in an expression.



