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PROJECT TACHYON

An exhilarating run-and-gun action shooting game based on a Roguelite! Travel through time with Sigma to thwart the uprising of artificial intelligence and fight for the future!

OfficialFeb 13, 2025 · STUDIO N9ActionAdventureDualSense Controller SupportDualShock Controller SupportFamily SharingWindows

Current best

$17.99

at Steam · Jul 14

All-time low

$17.99

Jul 14, 2026

Stores tracked

1

sources indexed

Review signal

86%

145 reviews

PROJECT TACHYON cover

Current best · Steam

$17.99

Observed Jul 14

View best listing

Current low target

$17.99 · matches the current indexed low

KeyDwarf only tracks observations — checkout happens on the store.

Tracked Stores

Best indexed price $17.99 at Steam.

1/1
S

Steam

BestOfficialIn stock

PROJECT TACHYON · Region US · Jul 14

$17.99

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

1 observations
Low $17.99
Best observed priceAll-time low

All-time low

$17.99

Jul 14, 2026 · Steam

12-week avg

$17.99

1 recent observations

Current vs low

At low

Current $17.99

Recommendation

At indexed low

current indexed price matches the low

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

Media

12 indexed

Common Questions

Where is PROJECT TACHYON cheapest right now?

PROJECT TACHYON is currently indexed at $17.99 from Steam. Publisher, direct storefront, or authorized retail source. Check the linked store's current terms before acting.

What is the historical low for PROJECT TACHYON?

The indexed low for PROJECT TACHYON is $17.99 from Steam, observed Jul 14, 2026. The current indexed price is at that low, so KeyDwarf labels it "At indexed low".

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?

PROJECT TACHYON has a best indexed review signal of 86%.

Can KeyDwarf notify me about a lower price?

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