Platform support

What each platform draws today. "stored" means the prop is accepted and validated, and reaches the native view, but isn't drawn yet.

Presentation

Feature	iOS	Android	Web
Bottom sheet	✅ UISheetPresentationController	✅ BottomSheetDialog	✅
Center / alert / popup / floating	as bottom sheet	as bottom sheet	✅
Side drawer (left / right)	as bottom sheet	as bottom sheet	✅
Top sheet / in-app notification	as bottom sheet	as bottom sheet	✅
Toast / snackbar	as bottom sheet	as bottom sheet	✅
Anchored (popover, tooltip, menu…)	as bottom sheet	as bottom sheet	✅ below anchor
Full screen / viewer / loading	as bottom sheet	as bottom sheet	✅
Stacked sheets	✅	✅ separate dialog windows	✅

Sizing and gestures

Feature	iOS	Android	Web
Snap points	✅ iOS 16+; iOS 15: medium/large	✅ half and full states	✅
'content' height	medium detent	✅	✅
snapTo / expand / collapse	✅	✅	✅
Drag between snap points	✅	✅	—
Swipe to dismiss	✅	✅	—
enableDrag: false	✅	✅	✅
Backdrop tap dismisses	✅ system	✅	✅
Back button / Escape	—	✅	✅ Escape

Design props

Prop	iOS	Android	Web
backgroundColor	✅	✅	✅
cornerRadius	✅ iOS 16+	✅	✅
borderWidth / borderColor	✅	✅	✅
shadowRadius / shadowOpacity	✅	stored	✅
backdropOpacity	system	✅	✅
backdropColor	system	stored	✅
showHandle	✅	stored	✅
handleColor	stored	stored	✅
width	stored	stored	✅
margin	stored	stored	✅
styles.*	✅	✅	✅

Behaviour

Feature	iOS	Android	Web
Events (onDidPresent, onDidDismiss, onSnapChange…)	✅	✅	✅
Auto-dismiss	✅	✅	✅
enableKeyboard	stored (system default)	stored (system default)	browser
enableNestedScroll	stored (system default)	stored (system default)	✅ content scrolls
animation	system motion	system motion	✅ durationMs

The status of native work is tracked in Status & roadmap.