# Parcelizer user and dev docs

For *last mile logistics operators*, the [Parcelizer web app](https://www.parcelizer.com/) is a modern delivery management platform that gives you everything you need to run a last mile delivery or courier business. It provides:

* live tracking, 
* route optimization, 
* customer notifications,
* proof of delivery and, 
* the option to white label the app with your branding and corporate style

For *developers*, the [Parcelizer](https://www.parcelizer.com/) Application Programming Interface (API) gives you the tools needed to build a full featured delivery management system. It allows you to create routes and dispatch them to the [Parcelizer web app](https://www.parcelizer.com/) where you can access the same route optimization, customer notifications and photo proof of delivery features from within the  app to provide an efficient and timely delivery experience to your customers.