Challenge 99 — cheap CD keys, compare prices
Is it worth buying?
- The price is at or near its all-time low — a good time to buy.
Estimate based on public reviews (Metacritic/Steam) and price history — the final call is yours.
About the game
Challenge 99 is an indie platformer aimed squarely at fans of demanding challenges. Developer BeyondLimits leans into a high difficulty level, making it a title for players who enjoy testing their reflexes and persistence.
Best price today
€4.07
all-time low: official €4.07 near low
The cheapest Challenge 99 key right now costs €4.07 at Steam. The lowest price we have recorded for this game: €4.07.
The average low over the past 5 months was €6.77.
Prices as of
Steam best price Official store
No offers match these filters — try widening them.
Listed seller price shown — payment fees may vary by method.
Lowest — official stores
€4.07
Oct 2026
Price history
last 89 daysMonthly price lows
| Month | Lowest official | Lowest keyshop |
|---|---|---|
| Oct 2026 | €4.07 | — |
| Sept 2026 | €8.15 | — |
| Aug 2026 | €5.70 | — |
| Jul 2026 | €5.70 | — |
| Jun 2026 | €10.25 | — |
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: Steam
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All-time low so far: €4.07
System requirements
| Minimum | Recommended | |
|---|---|---|
| OS | Windows 10 | Windows 11 |
| Processor | Intel Core i5 7th generation | Intel Core i7 8th generation |
| Memory | 4 GB RAM | 8 GB RAM |
| Graphics | NVidia GeForce GTX 750 | NVidia GeForce GTX 1050 |
| DirectX | Version 11 | Version 11 |
| Storage | 600 MB available space | 600 MB available space |
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About this game — FAQ
Can Challenge 99 be played single-player?
Yes, Challenge 99 is a single-player game.
What languages does Challenge 99 support?
Challenge 99 is available in: English.
FAQ
Where is the cheapest place to buy a Challenge 99 key?
The cheapest Challenge 99 key is currently sold by Steam for €4.07. The lowest price we have ever recorded for this game: €4.07.
How much does Challenge 99 cost?
Challenge 99 currently costs from €4.07 — the cheapest offer across the stores we track.
Is Steam an official store or a keyshop?
Steam is an official store — keys come directly from the publisher or an authorized distributor.
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.