Proof

rn-date-format

native-seam only — the JS wrapper runs from the bundle; the DeviceTimeFormat TurboModule's is24HourFormat() returns false (the iOS-default 12-hour reading)
70%
API coverage
No visual proof cases have been published for this package yet. The registry summary below describes what the compat layer implements.
Working
is24HourFormat() returns a boolean
Missing
no per-device locale time-format reading in the simulator — returns the 12-hour default