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Underwater

Dive into a world of despair in the world of Underwater. Take the role of an unknown inmate entering the a deep sea prison where mutants roam and barely any traces of human life remain. You will have to use all your ingenuity to escape and avoid becoming the meal of the hideous denizens.

OfficialJul 13, 2021 · Andreev WorldsActionAdventureIndieFamily SharingSingle-playerWindows

Current best

$9.99

at Steam · Jul 16

All-time low

$0.89

Jul 9, 2026

Stores tracked

1

sources indexed

Review signal

67%

73 reviews

Underwater cover

Current best · Steam

$9.99

Observed Jul 16

View best listing

Observed low target

$0.89 · based on the previous indexed low

KeyDwarf only tracks observations — checkout happens on the store.

Tracked Stores

Best indexed price $9.99 at Steam.

1/1
S

Steam

BestOfficialIn stock

Underwater · Region US · Jul 16

$9.99

View listing
How trust is scored: KeyDwarf combines source type, known retailer posture, marketplace risk, activation-region warnings, and source transparency. Checkout and support still happen with the external seller.

Price History

2 observations
Low $0.89
Best observed priceAll-time low

All-time low

$0.89

Jul 9, 2026 · Steam

12-week avg

$5.44

2 recent observations

Current vs low

+1022%

Current $9.99

Recommendation

Watch for drop

consider setting an alert

Lowest indexed daily price per currency. KeyDwarf tracks listings and does not sell keys.

Media

12 indexed

Common Questions

Where is Underwater cheapest right now?

Underwater is currently indexed at $9.99 from Steam. Publisher, direct storefront, or authorized retail source. Check the linked store's current terms before acting.

What is the historical low for Underwater?

The indexed low for Underwater is $0.89 from Steam, observed Jul 9, 2026. The current indexed price is 1022% above that low, so KeyDwarf labels it "Watch for drop".

Is the top source safe?

Steam is labeled "Official store" in the index. KeyDwarf tracks the listing and source risk, but checkout and support stay with the external store.

What is the review signal?

Underwater has a best indexed review signal of 67%.

Can KeyDwarf notify me about a lower price?

Use the alert target control on this page to save a watch target after sign-in.