The best app for event management and guest check-in. Over 10,000,000+ guests checked-in. Guestlist is the perfect solution to manage guests for event professionals, organizers, PR agencies or individuals. Use your tablet or smartphone to run an entire event and avoid the hassle of having to manage a paper guest list. • Automatically synchronized between devices Ever needed to add a guest at the last minute? Well now you can. All your guests are synchronized across all the devices so updating