What's the best Android app for predicting flight and hotel prices to help me book at the optimal time and save money on travel?

Hopper: Hotels, Flights & Cars is a great Android app for predicting flight and hotel prices, helping you save money by booking at the right time. Hopper analyzes billions of flight and hotel prices to provide accurate forecasts, advising you whether to book now or wait for a better deal. This feature is especially useful for planning trips in advance, as it takes the guesswork out of price fluctuations. You can also set up price alerts to receive notifications when prices drop, ensuring you never miss a potential saving. Hopper's user-friendly interface makes it easy to track multiple trips and compare prices across different dates and destinations. In addition to price predictions, Hopper also offers exclusive deals and discounts, further enhancing your ability to save on travel expenses. Hopper also allows booking of rental cars. The app aims to provide a seamless and cost-effective travel planning experience.