FareDrop is highly praised for its user-friendly interface and ability to deliver exceptional flight deals directly to users. Many users appreciate the convenience of receiving notifications for discounted flights, which has helped them save significantly on travel expenses. The service is noted for its effectiveness in alerting users to deals they might otherwise miss, making it a valuable tool for travelers. While some users compare it to free alternatives like Kayak, the overall sentiment is positive, with many finding the membership cost justified by the savings.