Plus Minus Calculator - Shopping Calculator app for iPhone and iPad

Plus Minus Calculator is an shopping assistant app with buttons for adding or subtracting quantity on each product. You can set shopping places name, date and time, and product information including product name, price, quantity. Discount and tax are also supported.

Also, you can share the shopping details via email, text message or just copy it to clipboard so that you can use the details on other apps or services.

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Key features:

- Calculate how much money would be needed before going to cashier.
- Easily add/subtract quantity for each product.
- Easily send the shopping details via email, text message.
- Copy shopping details to clipboard.
- Easily apply discount.
- Shows shopping details by date.
- Tax rate can be set.