Eurail pass cost is 446 Euro for 7 days pass. There are 3 types of Eurail passes you can select as per your choice nd budget
Eurail pass works like will stop at a particular country then we can visit that country then again it will stop at other country?
If you book by eurail pass the cost ranges between 45k to 70k. If you are planning visiting atleast 5 countries in Europe by eurail the cost with stay and transport comes within 80k to 1L. Eurail pass is a must if you are opting eurail travel.
There is an option you can do. You should instal app for eurail services. In that after entering details, you can add your trips along with pass details. For this you need a pre itinerary and RailEurope app helps you. Also there are two main passes one is One country pass other is Global pass access