Travelers who watch prices swing by €200 in a week and always buy at the wrong moment. Tracking fares manually is a full-time job.
Hopper (hopper.com), which predicts how flight and hotel prices will move with AI trained on billions of fares. It tells you to buy now or wait, and alerts you when the price drops.
Trigger: You search for a route and activate price tracking — analyzes fare trends and predicts when to buy, and you get a “buy” or “wait” alert on your flight.
$0 (the app is free). Free app.
Yes. Free app.
Level: Easy. Setup takes 4 steps; the first: Download Hopper (free) and search for your flight.
A prediction is still a prediction: for an essential flight on a fixed date, don't play with fire too much. Compare the final price including fees: the app offers paid options (flexible cancellation) that inflate the bill.
Moving means weeks of paperwork for the contracts
€0 for you (Papernest is paid by the providers).
I'm paying too much for electricity without realizing it
€0 (free service, paid by the providers).
All my plants end up dying
€0 in the basic version (watering reminders); Premium around $8/month or $36/year for unlimited identification and diagnostics.
Planning the family vacation turns into a headache
Free to plan; premium plan around $49/year for advanced features.
Profile updated on November 1, 2026 — see what's new at the Directory.