Sites and apps similar to Calcvat include SpeedCrunch, which is free and open source. Other options are Qalculate! and Google Calculator. In total there are three Calculators like Calcvat for Mac, Windows, Linux, Android and Chrome OS.
High-precision scientific calculator for Windows, macOS, and Linux, handling up to 50-digit calculations with complex numbers, units, constants, vectors, and matrices. It supports user-defined variables and functions, editable history, per-result formatting, and tabs.
Germany
EU
Qalculate! is a multi-purpose cross-platform desktop calculator. It is simple to use but provides power and versatility normally reserved for complicated math packages, as well as useful tools for everyday needs (such as currency conversion and percent calculation).
SwedenEU
Calculator provides simple and advanced mathematical functions in a beautifully designed app.
United States
