Hello Shin, Thanks for posting this. Did it ever work on your 15 Pro Max? supportsDirectionMeasurement is returning true for me on iOS 18. Does upgrading to iOS work for you? On our iPhone 16, it is returning false. Best, Ian

Hello Theo_k, Thanks for posting this. Did it ever work on your 14 Pro Max? supportsDirectionMeasurement is returning true for me on iOS 18 with my iPhone 15 Pro Max. Does upgrading to iOS work for you? On our iPhone 16 Pro Max, it is returning false. Best, Ian