rCalc

rCalc is a simple to use calculator specially designed for your iPad.

It has ability to record your calculations and reuse their results or expressions.

Use "REC" button to switch on/off recording mode.
Use "=" button to record your calculation in history.
Double tap history record to put result into calculator.
Long press history record to put expression into calculator.

Features:
- Basic operations and functions
- Brackets with nesting
- Expression display
- Back (undo) functionality