This Application I develop for one of my clients. It's a Delivery service app in this application I cover all basic features according to the client requirements. Application services support and enhance application use, configured to provide companies with specific software services. Application services are made up of applications and hosts that operate in tandem and may be designed either for business- or customer-facing app solutions. 

Here is the link to this Application.

https://play.google.com/store/apps/details?id=com.sendy.co.ke.sendyy&hl=en