Calculatr - Free calculator for iPad iPhone

** The free Calculator for iPad and iPhone **
Calculatr has a perfect and beautiful design with a great layout for fast and easy calculations.
Calculatr designed for Retina display and iOS7.
Calculatr combines the edit-ability and history tape of your calculations.

Features:
- Basic calculator in one universal application
- Advanced features accessible with a swipe to right and bottom
- Expression history
- Retina display and iOS7 support
- Customizing the calculator theme

This is the best calculator. Download it right now.