Calculator++
variable significand size and two ways: Rounding and Chopping
Fast & Easy to use Calculator for Debian / Ubuntu / Linux Mint / dCore
Interval Calculator for Engineer
Body Mass Index (BMI) and Other Indexes Calculator with Classification
A free constants calculator
3-DPhysicsSim is an interactive 3-D physics simulator.
A building points calculator for the browser game The-West.
Python for calculators