errProof Alternatives

    errProof is described as 'The website has a lot of useful and unique tools' and is an website in the Education & Reference category. There are more than 100 alternatives to errProof, not only websites but also apps for a variety of platforms, including Windows, Mac, Android and Linux. The best alternative is SpeedCrunch, which is both free and Open Source. Other great sites and apps similar to errProof are Wolfram Alpha (Freemium), Pastebin.com (Freemium), Qalculate! (Free, Open Source) and Write.as (Freemium, Open Source).

    This page was last updated Nov 18, 2019

    1. Soulver is a smart notepad with a built-in calculator. It gives instant answers to any calculations it finds in your text. It's a better way to work stuff out than with a traditional calculator, and a more lightweight tool for quick calculations than a spreadsheet.
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    2. Calculator is an application that solves mathematical equations and is suitable as a default application in a GNOME Desktop environment.
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      • FreeProprietary
      • Online
      • Android
      • Chrome OS
      • Android Tablet
      • Android Wear
      Calculator provides simple and advanced mathematical functions in a beautifully designed app.
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      • FreeOpen Source
      • Online
      • Self-Hosted
      TIO is a family of online interpreters for an evergrowing list of practical and recreational programming languages.
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    3. RealCalc Scientific Calculator Android's #1 Scientific Calculator. A fully featured scientific calculator which looks and operates like the real thing.
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    4. Clippr.co is a minimal pasting or note writing site. Features : - Custom Code Templates For Different Programming Languages - Clippr Voice To Read Texts For You - Markdown Syntax Supported To Make Your Text Supported - Completely Ads Free - Free & No Sign Up Required

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      • FreeProprietary
      • Mac
      • Windows
      • Linux
      • Online
      • Windows Mobile
      • Android
      • iPhone
      • Chrome OS
      • Windows S
      • Android Tablet
      • Windows Phone
      • Self-Hosted
      • Notepad
      • Apple TV
      • Programmer's Notepad
      • Syncplify.me Notepad!
      • Notepad++
      • XML Notepad
      • Notepad2
      • Notepadqq
      • Notezilla
      99Paste is a website where you can store any text online for easy sharing. The idea behind the site is to make it more convenient for people to share large amounts of text online.
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      • FreemiumProprietary
      • Mac
      • Windows
      • Android
      • iPhone
      • Android Tablet
      • iPad
      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.
      • FreeProprietary
      • Online
      • Android
      • iPhone
      • iPad
      Omni Calculator is a web/mobile calculator that solves concrete problems such as mortgage payment, gross margin, body mass index, break-even point, etc. It's very user-friendly, flexible and usable on web, mobile and as an embeddable web widget.
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      • FreemiumProprietary
      • Online
      RANDOM.ORG offers true random numbers to anyone on the Internet. The randomness comes from atmospheric noise, which for many purposes is better than the pseudo-random number algorithms typically used in computer programs. People use RANDOM.
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    Showing 20 of 101 alternatives