These are the methods you can use to earn free cryptocurrency
Eg :
1. AMA(Ask me anything)
2. Testnet
3. Play to earn games
4. Bounty
5. Ambassador Programs
Some P2E games today requires an investment so I don’t want to include this on way to earn free crypto. You can also add the signature campaign here and also other promotional campaign like a contest here in the forum and the common here is the airdrop. There’s a lot of ways to earn free crypto, and I’m still wondering why many are still afraid to try crypto where in fact they can have the advantage now to earn more for free, maybe they are just still not familiar with this thing.
There are some play to earn games you can play for the free. So you don't initial funds for that.