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Infinite Space III: Sea of Stars

Sea of Stars is a starship roguelike, a sandbox adventure game of interstellar exploration and combat. Travel from star to star, upgrade your ship with new systems and weapons, build up your flotilla with allies and mercenaries, and take on a variety of alien menaces.

OfficialOct 29, 2015 · Digital EelAdventureIndieFamily SharingSingle-playerWindows · Mac

Current best

$4.99

at GOG · Aug 1

All-time low

$0.99

Jun 26, 2026

Stores tracked

2

sources indexed

Review signal

69%

128 reviews

Infinite Space III: Sea of Stars cover

Current best · GOG

$4.99

Observed Aug 1

View best listing

Observed low target

$0.99 · based on the previous indexed low

KeyDwarf only tracks observations — checkout happens on the store.

Tracked Stores

Best indexed price $4.99 at GOG.

2/2
G

GOG

BestOfficialIn stock

Infinite Space III: Sea of Stars · Region US · Aug 1

$4.99

View listing
S

Steam

OfficialIn stock

Infinite Space III: Sea of Stars · Region US · Jul 12

$4.99

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

6 observations
Low $0.99
Best observed priceAll-time low

All-time low

$0.99

Jun 26, 2026 · Steam

12-week avg

$3.66

6 recent observations

Current vs low

+404%

Current $4.99

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 Infinite Space III: Sea of Stars cheapest right now?

Infinite Space III: Sea of Stars is currently indexed at $4.99 from GOG. Publisher, direct storefront, or authorized retail source. Check the linked store's current terms before acting.

What is the historical low for Infinite Space III: Sea of Stars?

The indexed low for Infinite Space III: Sea of Stars is $0.99 from Steam, observed Jun 26, 2026. The current indexed price is 404% above that low, so KeyDwarf labels it "Watch for drop".

Is the top source safe?

GOG 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?

Infinite Space III: Sea of Stars has a best indexed review signal of 69%.

Can KeyDwarf notify me about a lower price?

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