BTD Calm Companion Collection
BTD Aquarium
Free with code WELCOMETOBTD (regular price) $19
- Four waters: Pondside, Turtle Cove, The Deep, Seagrass Shallows
- Happy, high, and low moods that follow each reading
- Companion App scheduler sets the rhythm on each device
- Live readings through each wearer's own Dexcom Share sign-in
Next step up: open every world with the Every World pass, $49