Notepad Calculator is described as 'For jotting down quick calculations. Mix free form text with calculations and see the results appear in the right hand margin as you type' and is a Calculator in the education & reference category. There are more than 10 alternatives to Notepad Calculator, not only websites but also apps for a variety of platforms, including Mac, Windows, Linux and Android apps. The best Notepad Calculator alternative is Numi, which is free. Other great sites and apps similar to Notepad Calculator are Soulver, OpalCalc, NoteCalc and Calculist.
Numi is a handy calculator app for macOS. It allows to describe tasks the natural way and instantly get an accurate answer. For example, $20 in euro - 5% discount or today + 2 weeks. Numi is not limited to simple calculations, it can solve expressions of any complexity, with...
Do you ever grab a calculator & the back of an envelope to work through an idea or problem that involves some math?
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.
Calculist is an open source application that facilitates effective thinking. Write down your thoughts, ideas, and data in the form of lists. Focus your attention by zooming in to a specific list, and zoom out to see the broader context.
A kickass, open-source calculator that lets you do calculations and unit conversions naturally, with features like:
The Collaborative Computational Notebook Built for Modern Engineering. Enter math as it appears on paper, get instantaneous results, and share your calculations with colleagues and clients. No special syntax, no software, no headaches, no kidding.
A web based calculator with a clean interface that allows commenting, creating variables and more. The website also provides more tools like converter, VAT calculator, and more.
An online calculator that allows the free form mixing of numbers and words, and saves calculations automatically.
Napkin is a unique mix between a notepad and a calculator. Doing quick calculations on your phone has never been easier!
Wakari, now part of Anaconda, provides web-based Python data analysis via embedded iPython notebooks.
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