Vision NLP NSLinguisticTagger APP iOS 4.0+, macOS 10.3+, tv0S 9.0+, watchOS 4.0+ iOS 11.0+, macOS 10.3+, tv0S 11.0+, watchOS 4.0+ iOS 9.0+, macOS 10.13+, tv0S 9.0+ iOS 11.0+, macOS 10.13+, tv0S 11.0+ iOS 5.0+, macOS 10.7+, tv0S 9.0+, watchOS 2.0+ OS version & Hardware limitations Metal supported A7ʢ= iPhone 5sʣand later NEW NEW