Your mobile app will have many useful functionalities, the tip calculator will allow them to easily determine how much tip they should leave and how to split it among the people in your party. No more looking for the person who keeps a tip card in their wallet, this feature is right on their smartphone and ready for their use. Your mobile app will not only serve as a communication and marketing tool for your small business, but provide many easy and useful features that your customers will appreciate and use. This is another reason for them to share with friends and family, to increase your clientele and drive more business.