Aster is a free, offline Windows calculator for everyday arithmetic, scientific expressions, programmer calculations, unit conversions and date arithmetic.
It includes five modes: Standard, Scientific, Programmer, Converter and Dates. Features include searchable local history, reusable results, decimal memory, keyboard shortcuts, and light, dark and system themes.
Calculations run locally without an account, payment or activation key. Aster is built with C# and Windows Forms on .NET...