Nightwater releases September 18, 2026 on Steam at 08:00 PDT / 11:00 EDT / 16:00 BST / 17:00 CEST / 00:00 JST (Sep 19) — the same 15:00 UTC instant. The Steam page confirms 13 supported languages, Windows minimum and recommended specs, Single-player / Achievements / Cloud / Family Sharing Steam Features, and a separate Steam demo depot (AppID 4576520). Price, edition structure, and preorder remain unannounced.
How this FAQ treats unannounced facts
Each answer below is anchored to the official Steam store page for AppID 3983860 or the Steam Community announcement for the same AppID. Anything not on those pages is written as 'Not announced as of 2026-09-18' with a note on what evidence would change the answer. The FAQ links to the dedicated release-date, gameplay, system-requirements, platforms, and price-and-editions pages for the deeper read.
Regional unlock window (September 18, 2026)
| Timezone | Unlock time |
|---|---|
| Pacific (PDT) | 08:00 |
| Eastern (EDT) | 11:00 |
| British Summer (BST) | 16:00 |
| Central European Summer (CEST) | 17:00 |
| Japan (JST) | 00:00 (Sep 19) |
Supported languages on Steam (13 languages)
| Language | Interface | Full audio | Subtitles |
|---|---|---|---|
| English | Yes | Yes | Yes |
| French | Yes | Yes | Yes |
| German | Yes | Yes | Yes |
| Spanish (Spain) | Yes | Yes | Yes |
| Portuguese (Brazil) | Yes | Yes | Yes |
| Simplified Chinese | Yes | Yes | Yes |
| Japanese | Yes | Yes | Yes |
| Korean | Yes | Yes | Yes |
| Russian | Yes | Yes | Yes |
| Bosnian | Yes | Yes | Yes |
| Portuguese (Portugal) | Yes | Yes | Yes |
| Spanish (Latin America) | Yes | Yes | Yes |
| Traditional Chinese | Yes | Yes | Yes |
Windows minimum and recommended specs
| Component | Minimum | Recommended |
|---|---|---|
| OS | Windows 10 64-bit | Windows 11 64-bit |
| Processor | i5-3570 @ 3.4 GHz, 4 cores | Ryzen 5 5600X or i5-12400, 6 physical cores |
| Memory | 8 GB RAM | 12 GB RAM |
| Graphics | GTX 1650 / GTX 1050 Ti, or RX 470 / RX 570 | RTX 2070 or RX 5700 |
| Storage | 10 GB | 10 GB |
FAQ
When does Nightwater release?
Nightwater releases on September 18, 2026 on Steam, per the official Steam store page for AppID 3983860. The release date was verified on 2026-09-16.
What time does Nightwater unlock on launch day?
Nightwater unlocks on September 18, 2026 at 08:00 PDT / 11:00 EDT / 16:00 BST / 17:00 CEST / 00:00 JST (Sep 19) — all the same 15:00 UTC instant, per the official Steam Community announcement for AppID 3983860. See the release-date page for the regional unlock table.
Is Nightwater multiplayer?
No. The Steam store page lists Single-player as one of Nightwater's Steam Features, so the campaign is single-player only. There is no co-op or multiplayer mode announced as of 2026-09-18.
What languages does Nightwater support?
The Steam store page lists 13 languages, each with Interface, Full Audio, and Subtitles ticked: English, French, German, Spanish (Spain), Portuguese (Brazil), Simplified Chinese, Japanese, Korean, Russian, Bosnian, Portuguese (Portugal), Spanish (Latin America), and Traditional Chinese. Languages not on this list — including Italian, Arabic, Hindi, Vietnamese, Polish, and Turkish — are not currently supported on Steam.
Which languages are not supported on Nightwater?
Any language not on the Steam store page's 13-row supported languages list is not currently supported, including Italian, Arabic, Hindi, Vietnamese, Polish, Turkish, and most others. The Steam page is the source of truth; re-check the live page for the latest list.
What PC specs do I need to run Nightwater?
Minimum: Windows 10 64-bit, i5-3570 @ 3.4 GHz 4-core, 8 GB RAM, GTX 1650 / GTX 1050 Ti or RX 470 / RX 570, 10 GB storage. Recommended: Windows 11 64-bit, Ryzen 5 5600X or i5-12400 6-core, 12 GB RAM, RTX 2070 or RX 5700, 10 GB storage. Both tiers require a 64-bit processor and operating system. macOS, Linux, and Steam Deck verified status are not announced.
How big is Nightwater (download size)?
The Steam page lists 10 GB available space on both the minimum and recommended rows in the System Requirements block. Plan for at least 10 GB free on your Steam library drive.
Is there a Nightwater demo?
Yes. The Nightwater Demo is available on Steam as a separate depot under AppID 4576520. Add it to your library from the demo store page; it downloads through the Steam client. Demo progress does not carry over to the full game.
Where do I download the Nightwater demo?
Open the Nightwater Demo store page on Steam (AppID 4576520), click 'Add to Library', and accept the Steam client install prompt. The demo then appears under your Steam library and downloads to your default Steam library folder.
What Steam Features does Nightwater have at launch?
The Steam store page for Nightwater lists four Steam Features: Single-player (the campaign is single-player only), Steam Achievements (progress-based achievements tracked on your Steam profile, 40 included at launch), Steam Cloud (saves sync between any PC or Steam Deck signed into your Steam account), and Family Sharing (an authorized Steam Family Library member can launch your copy from their own account).
How many Steam Achievements does Nightwater have?
40 Steam Achievements, per the official Steam store page for AppID 3983860. The count is first-party confirmed; individual achievement names and exact unlock thresholds are not enumerated on the store page. See the achievements page for the milestone-category map (Bronze entry, Industrial foothold, Lighthouse narrative, minigame completions).
Which Steam bundles include Nightwater?
Three launch-window Steam bundles include Nightwater: MineMogul x Nightwater (2 items, $25.63, 5% off), Cauldron x Nightwater (2 items, $25.63, 5% off), and Incremental Must-plays BUNDLE (6 items, $53.49, 6% off). All three bundle sales end October 2, 2026. See the price-and-editions page for the per-bundle savings comparison.