PROJECT TACHYON — cheap CD keys, compare prices
Is it worth buying?
- Reviews are solid. (Steam 86%)
- The price is well above its low (was €4.59) — worth waiting for a drop or setting an alert. Notify me on a drop →
Estimate based on public reviews (Metacritic/Steam) and price history — the final call is yours.
About the game
PROJECT TACHYON is a fast-moving run-and-gun combat game built around roguelite mechanics. Playing as Sigma, you travel across different points in time to put a stop to a machine uprising and fight to protect what's ahead. STUDIO N9 developed it and HIKE Inc. published it, with the game releasing in 2025.
Best price today
€7.61
all-time low: official €13.99 · keyshop €4.59 (+66%)
On Steam: €13.99 — you save 46% here
The cheapest PROJECT TACHYON key right now costs €7.61 at Kinguin — the best of 3 compared offers. The lowest price we have recorded for this game: €4.59. The cheapest official store price is €13.99 at Steam.
The average low over the past 4 months was €6.10.
Prices as of
Steam Official store
No offers match these filters — try widening them.
Listed seller price shown — payment fees may vary by method.
PROJECT TACHYON prices by store 3
| Store | Type | Price |
|---|---|---|
| Kinguin | Marketplace | €7.61 |
| K4G | Marketplace | €10.13 |
| Steam | Official store | €13.99 |
Lowest — official stores
€13.99
Jul 2026
Lowest — keyshops
€4.59
Jul 2026
Price history
last 89 daysMonthly price lows
| Month | Lowest official | Lowest keyshop |
|---|---|---|
| Oct 2026 | €13.99 | €7.61 |
| Sept 2026 | €13.99 | €7.61 |
| Aug 2026 | €13.99 | €4.59 |
| Jul 2026 | €13.99 | €4.59 |
Lowest in-stock price per month from our price history; the current month is the low so far.
How to activate your key
- Steam key — open the Steam client → Games → Activate a Product on Steam → enter the key. Stores with this activation: Kinguin, K4G, Steam
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All-time low so far: €4.59
System requirements
| Minimum | |
|---|---|
| OS | Windows 10 |
| Processor | Intel Pentium G630 @ 2.70GHz |
| Memory | 4 GB RAM |
| Graphics | Intel HD Graphics |
| DirectX | Version 11 |
| Storage | 2 GB available space |
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About this game — FAQ
Can PROJECT TACHYON be played single-player?
Yes, PROJECT TACHYON is a single-player game.
What languages does PROJECT TACHYON support?
PROJECT TACHYON is available in: English, Japanese, Simplified Chinese, Traditional Chinese, Korean.
Does PROJECT TACHYON use Steam Cloud saves?
Yes, PROJECT TACHYON uses Steam Cloud, so your saves sync across devices.
FAQ
Where is the cheapest place to buy a PROJECT TACHYON key?
The cheapest PROJECT TACHYON key is currently sold by Kinguin for €7.61. That is the best of 3 offers we compare; prices are refreshed regularly. The lowest price we have ever recorded for this game: €4.59.
How much does PROJECT TACHYON cost?
PROJECT TACHYON currently costs from €7.61 — the cheapest offer across the stores we track. For comparison, the game costs €13.99 on Steam, so buying a key saves you about 46%.
Is Kinguin an official store or a keyshop?
Kinguin is a keyshop (marketplace) where independent sellers list keys, so prices are often lower than in official stores. Every offer on ulov.gg is clearly labeled with its store type.
Are keys from these stores legal?
Buying is legal — keys come from the grey market, so a small deactivation risk exists. So before paying, check the seller's buyer protection.
Which key region should I pick?
Global activates everywhere. Regional keys (Europe, North America, RU-CIS) only work on accounts from that region — use the Region filter to match your account.
What is an activation platform?
The service where the key activates — Steam, GOG, Epic or the publisher's platform. A key for one platform won't work on another, hence the separate filter.
What's the difference between editions?
Standard is the base game; Deluxe usually adds an expansion or bonus content. The edition filter shows exactly that variant, with no mixed prices.