Depends on what you definition of OSM based map is. Technically Apple Maps is, since its using data from them, as well as others: If you click the info box in

Depends on what you definition of OSM based map is. Technically Apple Maps is, since its using data from them, as well as others: If you click the info box in Apple Maps underneath the Tom Tom logo it says © Openstreetmap contributers and other providers Full list: https://gspe21-ssl.ls.apple.com/html/attribution-156.html https://gspe21-ssl.ls.apple.com/html/attribution-156.html