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Waterpark Simulator

Waterpark Simulator is in full release as of August 1, 2026, with multiplayer, custom slide building, and console versions. The game is available on PC via Steam, PS5, and Xbox Series X|S.

Synthesized from 2 Yomimono stories · updated Aug 15

Waterpark Simulator left early access on August 1, 2026, with the 1.0 release. The update delivered cooperative multiplayer for up to four players, a custom slide designer, a beach map, dynamic weather, night mode, and a higher park rating cap. The game is available on PC via Steam, PS5, and Xbox Series X|S.

The full release drew a larger audience than the early access launch. Peak concurrent players reached about 13,000, and the game has over 10,000 Steam reviews with an Overwhelmingly Positive rating. The early access period began in August 2025.

The game is priced at 1,400 yen, with a 20% launch discount bringing it to 1,120 yen on Steam and Microsoft Store, and 1,144 yen for PlayStation Plus members. A demo remains available. The release also includes a museum preview with three quest lines and a unique currency planned. CayPlay, founded in 2024 by YouTuber Caylus Cunningham, counts this as the first release from its indie game division.

Key facts

Release date
August 1, 2026 ↗
Platforms
PC via Steam, PS5, Xbox Series X|S ↗
Early access start
August 2025 ↗
Multiplayer
Cooperative multiplayer for up to four players ↗
Peak concurrent players
About 13,000 ↗
Steam reviews
Over 10,000 reviews, Overwhelmingly Positive rating ↗
Price
1,400 yen, with 20% launch discount to 1,120 yen on Steam and Microsoft Store, 1,144 yen for PlayStation Plus members ↗
Developer
CayPlay, founded in 2024 by YouTuber Caylus Cunningham ↗

Timeline

Synthesized by Yomimono from the cited Yomimono stories below, each itself sourced, then editorially reviewed. Every fact links the story it came from.

Facts

Release
game · 2026-08-01 · 2026-08-09
Release
game · 2026-08-01 · PC via Steam · 2026-08-09
Release
game · 2026-08-01 · PS5 · 2026-08-09
Release
game · 2026-08-01 · Xbox Series X|S · 2026-08-09
Release
game · 2026-08-01 · PC, PS5, Xbox Series X|S · 2026-08-03
Noted
The game, which entered early access in August 2025, has drawn over 10,000 Steam reviews with an Overwhelmingly Positive rating, and its full release has pushed peak concurrent players to about 13,000, surpassing the early access launch. · 2026-08-03
Noted
The headline addition is multiplayer support for up to four players, letting friends run the park together and engage in water gun and taser battles. · 2026-08-03
Noted
A custom slide designer lets players build their own giant water slides, and the update adds new maps, staff, quests, and a night mode. · 2026-08-03
Noted
A museum appears in the park as a preview, with three quest lines and a unique currency planned. · 2026-08-03
Noted
The game is priced at 1,400 yen, with a 20% launch discount bringing it to 1,120 yen on Steam and Microsoft Store, and 1,144 yen for PlayStation Plus members. · 2026-08-03
Noted
A demo remains available. · 2026-08-03

Connections

Produces of
cayplay

Structured graph also available as JSON at /public/entities/waterpark-simulator. CC BY 4.0.

All coverage

Aug 9

Waterpark Simulator 1.0 Launches With Multiplayer, Console Versions

CayPlay released version 1.0 of Waterpark Simulator on August 1, 2026, ending the early access period that began in August 2025. The update adds cooperative multiplayer, custom slide building, a beach map, dynamic weather, night mode, and a higher park rating cap. The game is available on PC via Steam, PS5, and Xbox Series X|S.

Aug 3

Waterpark Simulator Officially Releases With Multiplayer and Custom Slides

CayPlay released version 1.0 of Waterpark Simulator on August 1, 2026, ending its early access period and bringing the chaotic water park management sim to PC, PS5, and Xbox Series X|S. The game, which entered early access in August 2025, has drawn over 10,000 Steam reviews with an Overwhelmingly Positive rating, and its full release has pushed peak concurrent players to about 13,000, surpassing the early access launch. The headline addition is multiplayer support for up to four players, letting friends run the park together and engage in water gun and taser battles. A custom slide designer lets players build their own giant water slides, and the update adds new maps, staff, quests, and a night mode. A museum appears in the park as a preview, with three quest lines and a unique currency planned. The game is priced at 1,400 yen, with a 20% launch discount bringing it to 1,120 yen on Steam and Microsoft Store, and 1,144 yen for PlayStation Plus members. A demo remains available. CayPlay, founded in 2024 by YouTuber Caylus Cunningham, counts this as the first release from its indie game division.