Overview
What is RF21?
Graphing scientific calculator with ample support for user defined functions and libraries. Numeric features include derivation, integration, Monte Carlo simulations, Runge Kutta, matrix inversion, nonlinear equation systems, function minimizer.
In depth
A closer look at RF21
RF21 for Windows is a scientific calculator, plotter, programming and numeric system in one. It allows for permanent installation of a user's own commented functions and libraries. Such user functions may have one or several arguments and values. Works as an archive at the same time, with integrated searchable database, to let you find and reuse materials created years ago. Each function self-reassembles when its name is called, autonomously searching the libraries for all components needed.Predefined functions include gamma, zeta, psi and Bessel functions, error integral, cumulative Binomial distribution and more. On top of these and the user libraries, the program's numeric and plotting capabilities can be used, including:
Verdict
Should you download RF21?
RF21 runs on
Windows 10/11
and is available under the
Freeware
license
— the installer is 1107 KB.
We’ve catalogued it under
Utilities and Tools.
✓
Verified clean. Every RF21 build on SoftLookup is scanned for viruses, spyware, adware, trojans and backdoors. We re-test on every update.
Sponsored
At a glance
RF21 specifications
- Last updated
- Mar 12, 2025
- License
- Freeware
- Operating system
- Windows 10/11
- File size
- 1107 KB
- Price
- Free
- Page views
- 475
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