Simple loyalty app reading recipes and OCR - urgent

URGENT

We are looking for a partner to develop a mobile app. It's supposed to be a loyalty app that has to read receipts and invoices, offer discounts, a very simple user interface. Based on OCR technology.

The client really cares about the time, so please do not give generic offers.

Preferred people / companies with experience in building loyalty applications.

Please send me your proposal, we will be able to quickly communicate back to arrange details.