Top 9 Open-Source Alternatives to SpeedCrunch

SpeedCrunch

SpeedCrunch. SpeedCrunch is a high-precision scientific calculator featuring a fast, keyboard-driven user interface. It is free and open-source software, licensed under the GPL. Download Documentation Donate . subtitle

The top open-source alternatives to SpeedCrunch are Qalculate!, Numi App, and Insect. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Qalculate! Landing Page
1

Qalculate!

Qalculate! is a multiplatform multi-purpose desktop calculator.
Pricing:
- Open Source
#Calculator #Advanced Calculator #Engineering Calculator 31 social mentions
Numi App Landing Page
2

Numi App

Numi is a beautiful text calculator for Mac.
Pricing:
- Open Source
#Calculator #Advanced Calculator #Text Calculator 29 social mentions
Insect Landing Page
3

Insect

High precision scientific calculator with full support for physical units.
Pricing:
- Open Source
#Calculator #Advanced Calculator #Engineering Calculator 9 social mentions
Parsify Desktop Landing Page
4

Parsify Desktop

Extendable calculator for the 21st century ⚡
Pricing:
- Open Source
#Calculator #Advanced Calculator #Online Services 1 social mentions
Numbr Landing Page
5

Numbr

An elegant calculator for the web
Pricing:
- Open Source
#Productivity #Calculator #Online Calculators 10 social mentions
EngineeringPaper.xyz Landing Page
6

EngineeringPaper.xyz

Online app for engineering calculations. Solves systems of equations, checks and converts units automatically, supports plotting, and allows for the creation of a link to share your work. Free and open source, no registration required.
Pricing:
- Open Source
- Free
#Technical Computing #Engineering Calculator #Numerical Computation 3 social mentions
Socratic Landing Page
7

Socratic

Learn and help others learn
Pricing:
- Open Source
#Education #Knowledge Search #Learning Tools
Calculist Landing Page
8

Calculist

The open-source, web-based thinking tool that facilitates effective thinking for solving problems.
Pricing:
- Open Source
- Freemium
- $4.0 / Monthly
#Data Science Notebooks #Note Taking #Personal Notes 1 social mentions
UnitConversion Landing Page
9

UnitConversion

An all-in-one unit converter in 6 languages
Pricing:
- Open Source
#Online Calculators #Productivity #Calculator