RealCalc Scientific Calculator - RealCalc Scientific Calculator
SpeedCrunch - 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 .
makina - The only gesture-based calculator on the Play Store. makina |m??ki?n??| Noun
Qalculate! - Qalculate! is a multiplatform multi-purpose desktop calculator.
HEXelon MAX - HEXelon MAX is a science calculator. It solves math expressions like: Sin(Pi)-Root(-8;3)+3.
HiPER Scientific Calculator - Scientific calculator with up to 100 digits of significand and 9 digits of exponent.