Crypto currency trying to understand

Crypto currency I was excited to know what are these, so I downloaded a app from the playstore for my android app, if you want to download this app you can study first or do some research about it and use the below link to install on your android

Today when I open the app I saw the below difference in the crypto coins

LRC also known  as Loopring it was up by 30%
OOKI full form is ookiDAO token was up by 16.92%