and have a clear access to it like on Metamask.
What are some other similar projects to MetaMask and just as good?
Metamask is indeed the best, as an alternative Imtoken can be a solution for your ERC-20. Indeed, the features provided are not as complete as Metamask which can offer the Binance Smart Chain Network, but overall Imtoken is quite easy to use. Starting from Installing Applications, Creating new accounts or importing existing accounts and most importantly the security offered.