If you did use those applications, I think you have gotten a lot of rewards by now and there are more upcoming. 2024 is going to be the year of airdrop and there are already few hyped project like layer zero, zksync, starknet and few other projects that can do airdrop program for their early users. This airdrops are going to be highly profitable for some users i have seen one guy earned more than millions of dollars by joining an airdrop in solana ecosystem.