KCalc

KCalc has everything you would expect from a scientific calculator, plus:

Free software · utils.kde.org

Open KCalc in AirStack

What KCalc’s own pages say

What it says it doesKCalc has everything you would expect from a scientific calculator, plus: utils.kde.org
PlatformsLinux utils.kde.org
LicenseGPL-2.0+ utils.kde.org

Each value is a quote AirStack found on the product’s own pages, read 2026-11-04. A missing field means AirStack has not found it on its pages.