People who apply for unsecured loans with no credit check do so in the knowledge that they have access to an easy line of credit normally within three days of applying. You can pay the loan back early if you wish without paying any redemption charges..
It's certainly the case that many people might say that the principal advantage of unsecured loans with no credit check is that your earlier financial record becomes utterly irrelevant. Every one of one's previous missed payments, arrears and defaults are just a thing of the past. As long as a credit worthy guarantor can be put forward then you have access to credit again, when that would have been impossible previously.
With unsecured loans with no credit check you can get access to money easily irrespective of your past credit history. If you have someone who will act as your guarantor, like a parent, close friend or relation who knows you quite well, then you will not need to be credit scored, so any past blemishes will not matter at all.