Petit Planet release date

Petit Planet launches worldwide on December 4, 2026 for PC, iOS and Android, free to play, with a Nintendo Switch 2 version planned for 2027.

Counting down to launch day

December 4, 2026

21 Days

04 Hours

57 Minutes

36 Seconds

The road to launch

Every official milestone on the road to launch, from the first teaser to launch day. Dates are the days HoYoverse published or confirmed; test server times are UTC+8.

First teaser reveal

September 23, 2025

HoYoverse lifted the curtain on a cozy galactic life sim: your own small planet, a cast of Neighbors and a cosmos of islets to explore. Sign-ups for the first closed test opened on HoYoLAB the same week.
Official notice
Coziness Test

November 7, 2025 December 1, 2025
- PC (Windows)
- iOS
- English and Japanese text, no voice-over
The first small-scale closed beta, with a data wipe, open to players aged 18 and over.
Servers opened on 7 November 2025 at 09:00 and closed on 1 December 2025 at 10:00 (UTC+8).
Official notice
Stardrift Test

April 21, 2026 May 25, 2026
- PC (Windows)
- Mobile
- Seven text languages; English, Japanese and Chinese voice-over
The final beta before launch. Sign-ups opened on 2 April 2026, and servers ran from 21 April at 09:00 to 25 May at 10:00 (UTC+8), again for players aged 18 and over.
Neighbors in the Galactic Bazaar answered in English only in this build.
Official notice
Launch date announced

October 30, 2026

The worldwide launch is locked for 4 December 2026 on PC, iOS and Android, free to play, with a Nintendo Switch 2 version planned for 2027.
Official notice
Ten million pre-registrations

November 1, 2026

The pre-launch special program confirms ten million players pre-registered worldwide, and the launch-day reward list is locked: the Bestie Star-Light, the Sproutling Outfit set and Sea Whistles.
Official notice
Launch day

December 4, 2026
- PC
- iOS
- Android
Servers open worldwide. Pre-registered players receive the launch rewards in game through a redemption code.