A simple, free calculator app. It provides basic calculation, value storage, and verification.

# Arithmetic operations
Perform addition, subtraction, multiplication, division, and square root operations.

# Save value
Input values and calculated values can be saved for later use.

# Check
You can verify the calculation process.

# Copy and paste
You can copy and paste numerical values.

# Operation symbols
You can select multiplication and division symbols.

# Numerical display format
You can select decimal points, delimiters, and split digit groups.

# Digits
Displays up to 21 digits for calculations.

# Language
You can change the display language.

# Orientation
Works in both portrait and landscape modes.