The are a few ways to delete a contact in Cloze: 1.) On the People screen you can select one or multiple contacts and then tap on trashcan icon along the bottom of the screen or 2.) you can tap on Edit on the contact profile and then delete the contact.
Note: Cloze automatically creates contact profiles based on your interactions. If you continue to interact with someone Cloze will re-create their contact profile.
1.) Delete multiple people at once on the People screen.
2.) Delete in the Contact profile