SpeedCrunch (speedcrunch.org)

Article summary

SpeedCrunch is a free and open-source scientific calculator with a fast, keyboard-driven interface. It features a scrollable history, customizable syntax highlighting, and over 80 built-in mathematical functions. The calculator also supports unit conversions, complex numbers, and numeral bases. It is available for Windows, MacOS, and Linux, and comes in multiple languages.

Main themes

• SpeedCrunch features
• Alternative calculators
• User interface
• Mathematical functionality
• Performance issues
• Calculator preferences
• RPN vs infix notation
• Unconventional calculation tools

What commenters say

• Some users love SpeedCrunch for its simplicity, functionality, and persistent history across sessions.
• Others prefer alternative calculators, such as Numi or Soulver, for their unique features and interfaces.
• A few users have complained about the delay between pressing enter and showing the result, which can be resolved by clearing the history.
• There is a desire for additional features, such as graphing and solving equations, to make SpeedCrunch more powerful.
• Some users appreciate the availability of SpeedCrunch as a lightweight and efficient calculator, while others prefer more advanced tools like Excel or Python.
• The use of RPN versus infix notation is a point of discussion, with some users finding RPN more efficient and others preferring infix.
• A few users have mentioned using unconventional tools, such as the browser console or gdb, for calculations.
• The issue of floating point errors and rounding is raised as a potential problem with some calculators, including SpeedCrunch.