Unofficial BYD launcher

What your car knows, shown where it never was.

A launcher that replaces the stock home screen. Pick one theme and the cluster, dashboard and control switches change together.

Download See the themes

Sealion 7
ATTO 3
Dolphin
Seal

One theme, three screens

In the release since 2.0. Change the theme and the cluster, dashboard and control switches all change with it.

Dashboard

Cluster

Controls

Launcher screen captures — not photos of a car

0built-in themes

0new in 2.0

0custom themes included

See every theme →

Supported cars

Replaces the stock home screen on Android 11 head units. Taking over the instrument cluster works on the Sealion 7 only.

DiLink 5.0 · Android 11 Sealion 7 Home screen · cluster · control switches Release — Get it → DiLink · Android 11 ATTO 3 · Dolphin · Seal Home screen · control switches (no cluster) Release — Get it →

Manual

What each screen holds, and what every item in Settings does. The app itself carries no explanations — Settings is for operating, not reading — so the explanations live here.

Sealion 7 manual AutoLaunch manual AdbKick manual ATTO 3 · Dolphin · Seal manual

Open source we learned from

The Sealion 7 and ATTO 3 launchers were built with help from the public research below. No code was taken — the implementation is written from scratch. What these taught us is what the head-unit software calls things and in what order. Without them this would have taken weeks longer.

turnsignal-cameraview sunlixWhyNotAvailable AGPL-3.0 How the car's camera is opened, and how a helper is started with shell privileges.
Mate AndyShaman That the car's services can be reached without root — and where the research above lives.
apps wheregoes Walking the SDK surface by reflection — confirmation that we were on the same path.

Typefaces: Saira Condensed, IBM Plex Sans and IBM Plex Mono (SIL Open Font License).