The cost of an AIS (Automatic Identification System) for boats and yachts can vary widely, typically ranging from around $200 to over $2,000. Factors influencing the price include the type of AIS unit-Class A or Class B, the features it offers, and whether it's a standalone unit or integrated with other onboard electronics. When budgeting for an AIS, consider not just the initial purchase price but also installation costs and any necessary accessories, like antennas or cables. Investing in a reliable AIS can enhance safety on the water, providing real-time information about nearby vessels, which is invaluable whether you're cruising, fishing, or just enjoying a day on the water.