IIf you’re a planner, you can do your research, map out your itinerary, and even make bookings with TripAdvisor. Looking to make a decision on the go? Check out the top places to eat or stay, as ranked by other travelers. The number of options and ratings is impressive, but might overwhelm the indecisive.

This trip planning app is like a pocket personal assistant who keeps track of all the dates and numbers you need. The paid version features handy bells and whistles like flight alerts, check-in reminders, and frequent flyer points trackers. We just wish the interface were more attractive.

Kayak’s aggregator eliminates the need to scour the internet for the best possible flight and hotel deals. Set price alerts, discover “Hacker Fares,” or use Kayak’s “Explore” map to find your next favorite city. You’re on your own once you get to your destination, as Kayak doesn’t feature restaurants or activities.

Find adventure in a new town or explore your own with fresh eyes. Trip.com will help you discover that killer happy hour, new exhibit, or weekend destination. The more you use it, the more targeted its suggestions become. Research ahead if you’ll be without internet — the app doesn’t work offline.

Deeply discounted, last-minute escapes are this app’s sweet spot. Accommodations are labeled by style, like “Hip” or “Charmer,” making it easy to book to your taste. You can even price-track your favorites. Since the app is designed for eleventh-hour trips, cancellation policies are strict and offers go fast.