Carletter Android Auto Apk ((link)) -
If you choose to proceed, always download from the official GitHub, enable "Unknown sources" in Android Auto, and keep a backup of a stable APK version in case an update breaks it. For everyone else, we recommend waiting for Google to eventually open its messaging API—or use the native "Google Assistant" to read your notifications via Bluetooth headphones instead.
Because this application requires sideloading, the installation process involves a few more steps than installing a standard app. You will need to install the APK either on your smartphone or directly onto your car's Android head unit, depending on your specific hardware configuration. Step 1: Enable Unknown Sources carletter android auto apk