An invasion of privacy or a necessary safety feature? This article suggests Tinder won't be the only dating app that will let you start doing background checks.
The same company that owns Tinder also owns sites like Hinge and OKCupid, so we can infer that they'll also start offering the option to do a background check.
In The Verge article linked below, they said only a last name and phone number will be required to perform the check