Sometimes , it will be very difficult for you to earn cryptocurrency when you are not ready to purchase it with your personal money . Most cryptocurrency will be bought with money but in All the same you can be making money from some telegram bots that can help you earn cryptocurrency when you perform some of those activities they will ask you to.
I have done some in the past and I was able to earn LTC and I withdraw it to my wallet. But then I was hoping that I was making a lot of money , at least up to $5 but little did I know that at the end of one week I was able to make 0.09 dollars which is not worth the stress to me.
You can engage in airdrops but 99.9% of airdrop will not gives opportunity to earn cryptocurrency talkless of withdrawing.