OpalCalc
SpeedCrunch
Qalculate!
Soulver
Numi App
Insect
Event Viewer
Gnome calculator
CalcTape
SpeQ Mathematics
Qalculate!
NoteCalc
NumWorks
Event Viewer
Calcbot for Apple Watch
Calculator N+
OpalCalcSpeedCrunch - 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 .
SpeQ Mathematics - SpeQ is a small, extensive mathematics program with a simple, intuitive interface.
Qalculate! - Qalculate! is a multiplatform multi-purpose desktop calculator.
Soulver - Soulver is a software application that functions as a calculator that allows you type a continuous stream of information rather than having to input data into multiple cells.
NoteCalc - Browser-based notepad built for math calculations.
Numi App - Numi is a beautiful text calculator for Mac.