This app compares products which are different quantity, and calculates which one is more bargain.

FEATURES
- Comparison 2 products, or 3 products at the same time.
- Calculation based on quantity or price.
- Smile mark is put on the best bargain product.
- 4 arithmetic operations and parentheses are available.

HOW TO USE
- After input quantities and prices, please push a radio button to base on.
- If you modified quantity or price, please push the radio button again.
- Currency symbol and unit are only appearance, they do not affect the result.

LICENSES
This app uses the following software.
- Arity

Please read the following license.
- http://www.apache.org/licenses/LICENSE-2.0