RealCalc Scientific Calculator Alternatives for Linux
RealCalc Scientific Calculator is not available for Linux but there are plenty of alternatives that runs on Linux with similar functionality. The most popular Linux alternative is 
SpeedCrunch, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to RealCalc Scientific Calculator and 11 are available for Linux so hopefully you can find a suitable replacement. Other interesting Linux alternatives to RealCalc Scientific Calculator are 
Qalculate! (Free, Open Source), 
Insect (Free, Open Source), 
NaSC (Free, Open Source) and 
Caligator (Free, Open Source).
- SuperCalc is very powerful Calculation tool with all these features : 1- Normal Calculator for quick and perfect simple calculations. View 22 alternatives to Supercalc