Petit Planet patch notes

Petit Planet Patch Notes

Track Petit Planet's current Final Beta and pre-registration update, official test changes, launch-window signals, source links, and beta-data caveats.

Quick Answer The newest official checks add invited Final Beta pre-download and a September 20 test start to the access timeline. The public launch remains a Winter 2026 window, and the separate September 14 prize-draw deadline has passed; older notices remain labeled by test or build so they are not mistaken for launch rules. Last updated September 20, 2026
Turn a notice into one safe check

Read updates by what they can change

A notice is not a reason to reset every tracker. First classify its scope, then inspect only the connected player route.

C

System rule

Cooking, fishing, gifting, shops, or decorating language tells you which tool needs a small current-build check.

Choose the affected tool →
D

Build-sensitive detail

Costs, windows, reactions, and stock should stay marked as recheck items until the playable build confirms them.

Run one recheck →
Access11matched notices
Event0matched notices
System1matched notices
Unclassified detail4read the source before routing
Three-line audit
  1. Copy the dated notice and its scope.
  2. Name one affected page.
  3. Verify one value before changing a saved plan.

Update Index

Tracked updates16Official or checked notices
Latest official noticeSep 19, 2026 checkFinal Beta + pre-registration
Use forSource checksDo not mix test and launch facts
official

Final Beta Invites and Pre-Download Open

2026-09-19 · Final Beta Test

The official Final Beta guide says access rolls out from September 19, 2026 at 10:00 (UTC+8), with pre-download for invited accounts. The limited data-wipe test starts September 20 at 09:00 (UTC+8), has no in-game purchases, and covers PC Windows, iOS, and Android; this is selected-test access, not global launch.

Open source

official

Final Beta Download and Installation Guide

2026-09-19 · Final Beta Test

The official installation guidance points eligible players to Check Access or their invitation email. Verify the assigned platform and account before pre-downloading; do not treat a selected Final Beta client as an unrestricted public launch installer.

Open source

official

Official Homepage Shows Final Beta and Pre-Registration

2026-09-19 check · Official homepage campaign

The live official homepage currently shows Final Beta Test sign-ups, global pre-registration, a Winter 2026 launch window, and milestone rewards that are claimed at launch. Its separate prize-draw panel ended on September 14, 2026 at 00:00 (UTC+8); this is an access/reward campaign update, not a public launch day or redeemable code.

Open source

Petit Planet official update image for Stardrift Test Ended May 25, 2026
official

Stardrift Test Ended May 25, 2026

2026-05-19 · Stardrift Test

Official notice states that the Petit Planet: Stardrift Test would end on May 25, 2026 at 10:00 (UTC+8), with test data wiped by default after conclusion.

Open source

Petit Planet official update image for All Stardrift Test Access Sent
official

All Stardrift Test Access Sent

2026-04-26 · Stardrift Test access rollout

Official notice stated that all Stardrift Test invitations had been sent by April 26, 2026 at 10:00 (UTC+8), with players directed to the official access page or invitation email.

Open source

Petit Planet official update image for Stardrift Test Began April 21, 2026
official

Stardrift Test Began April 21, 2026

2026-04-21 · Stardrift Test

Official post says the Stardrift Test went live on April 21, 2026 at 09:00 (UTC+8), with access times shown on the official access page or invitation email.

Open source

Petit Planet official update image for Stardrift Test Fair Play Statement Published
official

Stardrift Test Fair Play Statement Published

2026-04-20 · Stardrift Test

Official fair-play statement named test access limits, account sharing restrictions, and prohibited tools or altered environments for the Stardrift Test.

Open source

Petit Planet official update image for Petit Planet Content Guidelines Republished
official

Petit Planet Content Guidelines Republished

2026-04-20 · Stardrift Test

Official content guidelines described basic rules for in-game customization and shared creations during the Petit Planet test period.

Open source

Petit Planet official update image for Stardrift Test Guide Published
official

Stardrift Test Guide Published

2026-04-20 · Stardrift Test

Official guide described the test as limited-access, data-wipe, no in-game purchases, and available on PC Windows, iOS, and Android for selected players.

Open source

Petit Planet official update image for Stardrift Test Sign-Ups Opened
official

Stardrift Test Sign-Ups Opened

2026-04-02 · Stardrift Test sign-up period

Official sign-up post announced Stardrift Test sign-ups, supported languages, PC/iOS/Android platform scope, and age/device binding notes.

Open source

Petit Planet official update image for Coziness Test Shutdown Notice Published
official

Coziness Test Shutdown Notice Published

2025-11-26 · Coziness Test

Official shutdown notice set the Coziness Test end time as December 1, 2025 at 10:00 (UTC+8) and stated that test data would be deleted after closure.

Open source

Petit Planet official update image for Coziness Test Server Went Live
official

Coziness Test Server Went Live

2025-11-07 · Coziness Test

Official notice announced that the Coziness Test server opened for first-batch players on November 7, 2025 at 09:00 (UTC+8), with later entry times shown through eligibility routes.

Open source

Petit Planet official update image for Coziness Test Guide Published
official

Coziness Test Guide Published

2025-11-05 · Coziness Test

Official Coziness Test guide described Petit Planet's first small-scale closed beta with a data wipe, PC Windows/iOS platform scope, language support, and device recommendations.

Open source

Petit Planet official update image for Coziness Test Invites Started
official

Coziness Test Invites Started

2025-11-05 · Coziness Test access rollout

Official invite notice described eligibility checks, pre-download, email notifications, and platform details for selected Coziness Test players.

Open source

Petit Planet official update image for Coziness Test Fair Play Statement Published
official

Coziness Test Fair Play Statement Published

2025-11-05 · Coziness Test

Official fair-play statement described account, age, sharing, and tool restrictions for the Coziness Test.

Open source

Petit Planet official update image for Cozy Cosmos Trailer Published
official

Cozy Cosmos Trailer Published

2025-09-25 · Public reveal / Coziness sign-up period

Official trailer post introduced Petit Planet as a cosmic life sim about building, planting, harvesting, befriending fuzzy neighbors, and exploring the Starsea.

Open source

How To Read Updates

Check the status label

The current notices separate invited Final Beta access and pre-download from the Winter 2026 public window; Coziness and Stardrift notices remain historical test context.

Follow source links

Official source links are shown so players can verify dates, platform scope, and data-wipe notes.

Use related pages

Jump to Events, Release Date, Download, or Stardrift Test when a notice changes a practical player question.

Update Action Planner

Use each update by what it changes. Access notices, system hints, and reward notices should send you to different follow-up pages.

Release route Access changed

If an update changes sign-ups, test access, platform scope, or closure timing, check Release Date, Download, and Platforms next.

Open release
Tool route System changed

If a notice mentions fishing, cooking, decorating, neighbors, or shops, recheck the matching database page before planning around old values.

Open wiki
Event route Reward changed

If an update mentions campaign rewards, event tasks, or gift codes, check Events and Codes before changing your daily route.

Open events

What Updates Can Confirm

Strong signal Access facts

Official notices can confirm test dates, platform scope, data wipe, sign-ups, access rollout, and closure.

Check release page
Needs care System hints

Posts can reveal systems like planting, neighbors, fishing, cooking, or decorating without locking every value.

Open wiki
Not enough alone Database values

Gift preferences, fish times, recipe ingredients, shop refreshes, and reset behavior still need current-build checks.

Open checklist

Update Coverage

This index keeps official notices useful without over-reading them. A post can confirm test access or timing while still leaving database values pending.

Official Access and tests

Reveal, sign-up, access rollout, server live, ending, and shutdown notices are strongest for release and playable-status questions.

16 tracked notices
Use carefully System hints

Posts and test pages can reveal systems such as neighbors, fishing, cooking, decorating, and exploration without confirming every table value.

16 tracked notices
Needs current build Database values

Fish locations, recipe ingredients, favorite gifts, furniture unlocks, reset rules, and shop stock need in-game or current-build checks.

16 tracked notices

Official Timeline At A Glance

RevealSep 25, 2025Cozy Cosmos trailer and sign-up period
CozinessNov 2025First small-scale closed beta context
StardriftApr-May 2026Limited-access data-wipe test

Post-Update Tool Audit

When a new build or official notice appears, translate it into a short audit instead of assuming every old tracker entry is wrong. Start with rules that affect access or spending, then revisit only the databases touched by the update.

Check first Access and account

Recheck release status, download route, platforms, test scope, data wipe, and account eligibility before using an old client.

Open download status
Reset local plans Daily systems

Recheck code redemption, event tasks, gift limits, shop refreshes, and reset behavior before carrying yesterday's checklist forward.

Open daily route
Hold scarce inputs Spending routes

Review craft costs, recipe ingredients, furniture unlocks, shop stock, and material uses before spending rare resources.

Open crafting planner
Reconfirm details Collection trackers

Recheck fish and bug windows, shore distribution, neighbor gifts, plant behavior, and owned/caught marks only where the new build changes them.

Choose affected tool

FAQ

Are these launch patch notes?

This is an official announcement timeline. The newest entries cover invited Final Beta access and pre-download; the remaining entries mainly cover official reveal, Coziness Test, and Stardrift Test notices.

Why track test updates?

They explain which systems appeared in public official posts and help players avoid mixing closed-test dates with launch information.

What is the latest tracked official notice?

The latest checks describe invited Final Beta pre-download from September 19 and a September 20 test start, alongside the Winter 2026 public window; the September 14 prize-draw deadline has passed.

Do patch notes confirm database values?

No. Patch notes can confirm official status or test context, while fish, recipe, gift, and furniture values still need current-build checks.

Should I treat closed-test changes as launch rules?

No. Coziness and Stardrift notes are test context until a public build or official launch notice confirms the same rule.

Where should I verify a new update?

Open the official source link first, then check whether the notice affects release, download, platforms, events, or database pages.