Dent project is the initiation of Tero Katajainen, the journey started in 2017 and though it has some delay it is still in progress. Dent is a blockchain based telecommunication. It is now available in over 120 countries and more than 234 networks operators has partner with dent and it has about 24.4million users. With dent you can call anywhere you are without having to think about buying credit, it has mobile application which is available in ios, Android and some other phones. Within the app you can buy dent which you can use to call or convert to data. Dent which to turn every phone to eSim that is embedded sim which means you can install data plans just like an app on your phone. Meanwhile, presently it is not economical in some countries where it is ether not available or it is expensive than normal credit from mobile operators.