There are many religions, but many professing Christians have a religion without Christ, so it cannot properly be called Christian. It thus appears to be only another religious innovation by men. See the following description:
"Sometimes we know of people looking for "the right church for me"; and some souls say they cannot find a church. The reason many people cannot find a church, is that they don't know what they are looking for, and there is no "right church for me". There might be a religion "for me", but the biblical church is right for everyone who will have it as God gave it.
The church in the Word of God is all the true believers in Christ in the world, and these real Christians in a locality is all the saints found there. It surely doesn't matter what seems "right for me", because the church is of God and not some place that is designed "for me". We need to be conformed to the church God established, and not a place that pleases self. This will only be found in the Word of God, and in rare cases such an assembly is established in various cities. God can lead one to it if they are earnest, honest, sincere, and yielded in prayer to God. One either wants the church or a man-made religion.
One can learn about the church by reading Acts 2 and especially verse 42, and all about the church gatherings from the beginning in the Epistles. Any other religious gathering is only a sect of men --not of God. So, one needs to study the Word of God.
There is no such thing as a church of "choice", as some say. Actually, the word translated as church (kuriakos “pertaining to God