How to create an inexpensive cryptocurrency (token) and choose a wallet for it?

Question

Cryptocurrency

Are there ready-made solutions where you can create something like a cryptocurrency inexpensively or for free and use suitable wallets for saving and exchanging for it.
The idea is that in the class we plan to launch some kind of coin for students, which they could collect, exchange and receive some gifts for it. For motivation.
We need a simple model that any student can use with a smartphone. So that he can install a wallet on it.

Answer 1

You don't need a blockchain for this.
You need a DBMS and the ability to design a database to store transactions.

Answer 2

Hello, you can create an ethereum-based ERC20 token and make a wallet application for it using the web3 API.