[Home](./index.md) > [@snowplow/react-native-tracker](./react-native-tracker.md) > [PlatformContextRetriever](./react-native-tracker.platformcontextretriever.md) > [getScale](./react-native-tracker.platformcontextretriever.getscale.md) ## PlatformContextRetriever.getScale property Scale factor used to convert logical coordinates to device coordinates of the screen (uses UIScreen.scale on iOS) Signature: ```typescript getScale?: () => Promise; ```