CalcVar

CalcVar is a smart calculator based on expressions, supporting custom variables to make your calculations more efficient and intuitive. Features • Expression-based calculation, flexible for complex formulas • Supports custom variables, names can use multiple languages or even emoji • Variable values can be numbers or expressions • Directly select and edit numbers, variables, and operators in expressions • Auto-complete parentheses during calculation to avoid errors • Save, open, and delete variables and expressions for easy management Usage Tips • Use variables to improve readability of expressions • Modify variable values instead of retyping formulas for convenience • Save frequently used expressions to avoid repeated complex input