Where to play
Steam
📅 Hay! One Billion! release date
Release date
Released 4 days ago
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FAQ
When was Hay! One Billion! released?
Hay! One Billion! release date: Oct 16, 2026 (Released 4 days ago). Available on Steam.
What platforms is Hay! One Billion! on?
Hay! One Billion! is available on Steam.
Does Hay! One Billion! support Chinese?
Hay! One Billion!: Simplified Chinese only, no Traditional Chinese (based on official Steam language data).