The most popular Bitcoin electronic wallet today is Blockchain. It is highly appreciated and has the highest reliability. I only use it when dealing.
I seem to always see a blockchain.info wallet recommendation on threads like this pretty often. Makes me wonder if the posters are really just happy with the service or if there is some shilling going on.
A common recommendation from beginners who mostly lacks the basic understanding about cryptocurrency. Hence, they do not know what they're losing in exchange for convenience, making it a happy experience for them until they encounter some problems.