You may want to know if you can use the StreetSmart mobile app on a specific device.
This article provides additional information regarding the minimum requirements to install the StreetSmart application.
To install the Android version of the StreetSmart application it is required to have a phone with at least the SDK Version which corresponds to Android 6.0, code name Marshmallow dated from November 2015.
To install the iOS version of the StreetSmart application it is required to have a phone capable of running iOS 9.0 version or above. At the moment all Apple devices after the iPhone 4S are capable of this and should be able to run the StreetSmart application without any issues.