ScanAttendee is an easy to use Check In app. Sell tickets, items and print badges at your Events, Trade Shows, Meetings, and. Conventions onsite, outdoor, anytime, anywhere. Features: CheckIn/Out Events, Theaters, Night Clubs. Scan Badges / Tickets to Check In. Swipe to Check In one or more Tickets. Check Out if needed for Re-Entry. Search by Name, Company, Email.