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Solitary Sentinel

Welcome to Solitary Sentinel, a captivating modern reimagination of Space Invaders and Missile Command, where you must defend against constantly evolving enemies by upgrading a single Sentinel. Enjoy simple controls, and deep strategic gameplay as you fend off the relentless onslaught!

OfficialJul 29, 2025 · JLau GamesActionIndieAdjustable DifficultyCamera ComfortCustom Volume ControlsWindows · Mac · Linux

Current best

$6.99

at Steam · 1h ago

All-time low

$4.75

Jul 14, 2026

Stores tracked

1

sources indexed

Review signal

100%

6 reviews

Solitary Sentinel cover

Current best · Steam

$6.99

Observed 1h ago

View best listing

Observed low target

$4.75 · based on the previous indexed low

KeyDwarf only tracks observations — checkout happens on the store.

Tracked Stores

Best indexed price $6.99 at Steam.

1/1
S

Steam

BestOfficialIn stock

Solitary Sentinel · Region US · 1h ago

$6.99

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 $4.75
Best observed priceAll-time low

All-time low

$4.75

Jul 14, 2026 · Steam

12-week avg

$5.87

2 recent observations

Current vs low

+47%

Current $6.99

Recommendation

Watch for drop

consider setting an alert

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

Media

10 indexed

Common Questions

Where is Solitary Sentinel cheapest right now?

Solitary Sentinel is currently indexed at $6.99 from Steam. Publisher, direct storefront, or authorized retail source. Check the linked store's current terms before acting.

What is the historical low for Solitary Sentinel?

The indexed low for Solitary Sentinel is $4.75 from Steam, observed Jul 14, 2026. The current indexed price is 47% 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?

Solitary Sentinel has a best indexed review signal of 100%.

Can KeyDwarf notify me about a lower price?

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