eCalc Scientific Calculator Alternatives

eCalc Scientific Calculator is described as 'An easy to use scientific calculator with many advanced features to help you solve algebra, trigonometry, and engineering math problems. The calculator comes with six attractive color schemes and a side bar that slides open for additional functionality' and is a Calculator in the education & reference category. There are more than 100 alternatives to eCalc Scientific Calculator for a variety of platforms, including Android, Windows, Mac, iPhone and iPad apps. The best eCalc Scientific Calculator alternative is SpeedCrunch, which is both free and Open Source. Other great apps like eCalc Scientific Calculator are Qalculate!, Fossify Calculator, OpenCalc and Numi.

eCalc Scientific Calculator iconeCalc Scientific Calculator
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An easy to use scientific calculator with many advanced features to help you solve algebra, trigonometry, and engineering...

More about eCalc Scientific Calculator
More about eCalc Scientific Calculator
eCalc Scientific Calculator alternatives page was last updated Apr 17, 2025
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Alternatives
  1. Windows Calculator icon

    Windows Calculator

     25 likes
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    A simple yet powerful calculator that includes standard, scientific, and programmer modes, as well as a unit converter. It's the perfect tool to add up a bill, convert measurements in a recipe or other project, or complete complex math, algebra, or geometry problems.

    136 Windows Calculator alternatives

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Windows
    Windows Calculator screenshot 1

    Properties

    1.  Lightweight

    Features

    1.  Works Offline
    2.  Currency Conversion
    3.  No registration required
    4.  Dark Mode
    5.  Ad-free
    6.  Bundled with Windows

    Windows Calculator VS eCalc Scientific Calculator

     
  2. zCalc icon

    zCalc

     4 likes
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    📟 An improved version of OpenCalc.

    67 zCalc alternatives

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android
    zCalc screenshot 1
    Discontinued

    The latest version (1.0.0) is from April 2023, and the GitHub repository has been archived in September 2024.

    zCalc Features

    1.  Ad-free
    2.  No registration required
    3.  Works Offline

    zCalc VS eCalc Scientific Calculator

     
  4. RealCalc Scientific Calculator icon

    RealCalc Scientific Calculator

     34 likes
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    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.

    141 RealCalc Scientific Calculator alternatives

    License model

    • Freemium • Proprietary

    Application type

    Country of Origin

    • GB flagUnited Kingdom

    Platforms

    • Android
    RealCalc Scientific Calculator screenshot 1
    RealCalc Scientific Calculator screenshot 2

    RealCalc Scientific Calculator Features

    1.  Unit converter

    RealCalc Scientific Calculator VS eCalc Scientific Calculator

     
  5. PCalc icon

    PCalc

     14 likes
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    PCalc is the powerful choice for scientists, engineers, students, programmers, or indeed anybody looking for a feature rich calculator. It includes an optional RPN mode and multi-line display, a choice of button layouts, an extensive set of unit conversions and constants, a...

    156 PCalc alternatives

    License model

    Application type

    Country of Origin

    • GB flagUnited Kingdom

    Platforms

    • Mac
    • iPhone
    • iPad
    • Apple Watch
    • Apple TV
    PCalc screenshot 1

    PCalc Features

    1.  Reverse Polish notation (RPN)
    2.  Unit converter

    PCalc VS eCalc Scientific Calculator

     
  6. Kalk Calculator icon

    Kalk Calculator

     4 likes
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    Kalk is a convergent calculator application built with the Kirigami framework. Although it is mainly targeted for mobile Linux platforms, it can also be used on the desktop.

    130 Kalk Calculator alternatives

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Linux
    • KDE
    • Linux Mobile
    • Flathub
    • Plasma Mobile
    Kalk Calculator screenshot 1

    Properties

    1.  Lightweight

    Features

    1.  Dark Mode
    2.  Ad-free
    3.  Works Offline
    4.  No registration required
    5.  KDE

    Kalk Calculator VS eCalc Scientific Calculator

     
  7. galculator icon

    galculator

     9 likes
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    galculator is a GTK 2 / GTK 3 based calculator with ordinary notation/reverse Polish notation (RPN), a formula entry mode, different number bases (DEC, HEX, OCT, BIN) and different units of angular measure (DEG, RAD, GRAD).

    115 galculator alternatives

    License model

    • Free • Open Source

    Application type

    Platforms

    • Linux
    • BSD
    • Xfce
    galculator screenshot 1
    Discontinued

    Reported as no longer to be updated/developed by the developer : https://github.com/galculator/galculator/issues/37So far no forks have appeared.

    Properties

    1.  Configurable

    Features

    1.  Gtk
    2.  Reverse Polish notation (RPN)

    galculator VS eCalc Scientific Calculator

     
  9. Unsure Calculator icon

    Unsure Calculator

     1 like
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    The Unsure Calculator is an online tool that lets you calculate with numbers you’re not sure about.

    52 Unsure Calculator alternatives

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • CZ flagCzechia
    • European Union flagEU

    Platforms

    • Online
    • Self-Hosted
    Unsure Calculator screenshot 1

    Unsure Calculator Features

    1.  Command line interface
    2.  Ad-free
    3.  No registration required

    Unsure Calculator VS eCalc Scientific Calculator

     

    • Unsure Calculator is the most popular Self-Hosted alternative to eCalc Scientific Calculator.

    • Unsure Calculator is Free and Open SourceeCalc Scientific Calculator is Paid and Proprietary
  10. Calcbot icon

    Calcbot

     12 likes
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    Calcbot is a simple and beautifully designed calculator for your iPhone, iPod touch and iPad. You’ll never open the built-in Calculator app again.

    111 Calcbot alternatives

    License model

    • Freemium • Proprietary

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • iPhone
    • iPad
    • Apple Watch
    Standard Keypad
    Advanced Keypad
    History Tape

    Calcbot Features

    1.  Unit converter

    Calcbot VS eCalc Scientific Calculator

     
  11. Mint Calculator icon

    Mint Calculator

     2 likes
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    A simple calculator and unit converter app with Material Design 3 inspired by Windows Calculator.

    65 Mint Calculator alternatives

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android
    • F-Droid
    Mint Calculator screenshot 1
    Mint Calculator screenshot 2
    Mint Calculator screenshot 3
    Discontinued

    The latest version (1.1.1) is from August 2023.

    Properties

    1.  Privacy focused

    Features

    1.  No registration required
    2.  Ad-free
    3.  Works Offline
    4.  Unit converter
    5.  Material design

    Mint Calculator VS eCalc Scientific Calculator

     
  12. NumWorks Graphing Calculator icon

    NumWorks Graphing Calculator

     5 likes
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    NumWorks designed an intuitive and evolutive graphing calculator to make learning maths easier.

    144 NumWorks Graphing Calculator alternatives

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • FR flagFrance
    • European Union flagEU

    Platforms

    • Online
    • Android
    • iPhone
    • iPad
    NumWorks Graphing Calculator screenshot 1

    Properties

    1.  Educational

    Features

    1.  Ad-free
    2.  No registration required
    3.  Python IDE
    4.  Probabilistic model

    NumWorks Graphing Calculator VS eCalc Scientific Calculator

     
  13. HiPER Scientific Calculator icon

    HiPER Scientific Calculator

     4 likes
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    Scientific calculator with arbitrary precision and portrait and landscape mode. Fraction and periodic numbers support. Looks like a real calculator! The calculator has up to 100 digits of significand and 9 digits of exponent.

    38 HiPER Scientific Calculator alternatives

    License model

    • Freemium • Proprietary

    Application type

    Country of Origin

    • SI flagSlovenia
    • European Union flagEU

    Platforms

    • Windows
    • Android
    • Android Tablet
    HiPER Scientific Calculator screenshot 1

    Properties

    1.  Clean design
    2.  Customizable

    Features

    1.  Reverse Polish notation (RPN)

    HiPER Scientific Calculator VS eCalc Scientific Calculator

     
  14. CalcTape icon

    CalcTape

     13 likes
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    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.

    109 CalcTape alternatives

    License model

    • Freemium • Proprietary

    Application type

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Android
    • iPhone
    • Android Tablet
    • iPad
    CalcTape screenshot 1

    CalcTape Features

    1.  Catalog

    CalcTape VS eCalc Scientific Calculator

     
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