Simple Calculator.

Simple and easy-to-use calculator app for iPhone/ iPad. The calculator includes tax and business functions which is very useful for professionals and small business owners.

FEATURES
• 12 digits
• Tax calculation
• Percentage (%)
• Cost/ selling price/ gross margin calculations
• Memory operations
• Grand total (GT)
• Square root
• +/- (Sign change)
• Arithmetic constant calculation
• Digit grouping and decimal mark as per device locale