Simple expression calculator fits in your pocket, easy and fast!

Libra Calculator Plus is a simple and easy expression calculator for everyday use. It is the best replacement of your pocket calculator.

* Intuitive design, easy to use, quick operations, quick results

* Very easy percentage calculation with percent key

* Quick expression calculation with parentheses support

* Memory functions

* Keep history of calculations

* Vibration and Sound options

* Themes for selection

* Able to share calculation screen image by instant messaging app

* Sales Tax / VAT calculator mode and Discount calculator mode

* Re-press equal sign key switch result display to fraction format

* Re-press minus key switch positive and negative expression value.