JetTip is a free iPhone app developed by Ottergoose Inc. that caters to aviation enthusiasts. This education and reference program provides smart flight alerts and analyzes air traffic to help users spot thousands of cool aircraft. With its AvGeek AI, JetTip sends notifications to users about noteworthy combinations of airline, aircraft type, or livery (paint) at their selected airports.

One of the standout features of JetTip is its ability to track diversions, special liveries, retro jets, charters, testbeds, and more. It keeps a comprehensive record of the cool and unique flights for users to stay updated. Additionally, JetTip offers filterable arrival/departure boards that display regular traffic with AvGeek credibility, allowing users to plan their spotting activities at a glance.

JetTip offers two tiers of alerts based on the number of visits in the last 30 days. Users can subscribe to high priority alerts for the first two visits and low priority alerts for the next two visits. This flexibility ensures that users receive notifications tailored to their preferences.

Overall, JetTip is a must-have companion for aviation enthusiasts who want to stay informed about interesting aircraft movements and plan their spotting activities effectively.