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Caution

• Flywheel is experimental software.
• Use it at your own risk.
• Do not use it while driving.
• I am not responsible for bricked headunits.

About Flywheel

Flywheel is a free and open source alternative to Android Auto, primarily intended for de-Googled phones. It aims to be compatible with existing Android Auto compatible headunits.

Project status

Flywheel is still in active development.

Getting started

Check out the setup guide to get started using Flywheel.

Features

Interoperability

• Targets compatibility with the protocol used by Android Auto
• Supports importing keys and certificates from the official Android Auto app to pass authentication with OEM/certified headunits

Security and Privacy

• Phone must be unlocked at least once after connection to access UI
• No usage of GMS or other cloud dependencies
• Doesn't collect or sell your personal information, and never will

Connection methods

• USB accessory connection
• Wireless (p2p WiFi, initiated over Bluetooth)
• TCP development server

Outputs

Video

• Encodings: H.264
• Resolution: 480p, 720p, 1080p, 1440p, 2160p
• Refresh rate: 30, 60
• Supports non-standard aspect ratios

Audio

• Encodings: 8/16/24/32-bit PCM
• Channel setup: mono, stereo

Inputs

• Touch input (with multi-touch)
• Button input
• Rotary input

User interface

App drawer

• Open and project nearly any app installed on your phone
• Filter by category tab

Dock

• Workspace-like app switching through dock items
• Time, battery, and network indicators

Notifications

• Pop-up notification showing first line of text
• Tap to read aloud

More

• Split-screen multiple apps
• Phone keyboard input

More

• Configurable grace period to keep apps and UI alive for re-connection
• Minimal package size (<10 MB)
• Advanced video quality settings