like have stated above, you just don't really earn much for free these days, you should stake your capital in order to gain money out of cryptocurrency like investing even staking.
hoping for freebies you could rely on airdrop and many more but is it truly worth your time? since even testnet task for airdrop these days also become worthless.
In the current season, it is difficult to get projects that clearly get definite returns, because the effects of this bear season are still long, it could mean that the development of new altcoins will slow down. fighting with the world of airdrop bounties in the bear season have to be very patient, the difference is huge. for example if we have entered the bull season maybe it can be said that new or unconvincing projects can be successful and can get big rewards from these tasks