Math-Havoc — cheap CD keys, compare prices
Is it worth buying?
- Reviews are excellent. (Steam 95%)
- 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
Math-Havoc is an upcoming fast-paced logic game built around quick math challenges under time pressure. Players will need to link together correct answers in a row to keep the run going, with the goal of surviving for as much time as possible before a single mistake ends things. The title is being developed and published by João Lemes, with a 2026 release planned.
Did you know?
On Steam it has a 95% positive rating from 111 reviews.
Best price today
€1.11
lowest in tracked period: official €1.11 near low
The cheapest Math-Havoc key right now costs €1.11 at Steam. The lowest price we have recorded for this game: €1.11.
The average low over the past 2 months was €1.15.
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
€1.11
Oct 2026
Price history
last 34 daysMonthly price lows
| Month | Lowest official | Lowest keyshop |
|---|---|---|
| Oct 2026 | €1.11 | — |
| Sept 2026 | €1.18 | — |
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: €1.11
System requirements
| Minimum | Recommended | |
|---|---|---|
| OS | Windows® 10 (64-bit) | Windows® 10 (64-bit) or newer |
| Processor | Dual Core 2.0 GHz or equivalent | Dual Core 2.5 GHz or higher |
| Memory | 2 GB RAM | 4 GB RAM |
| Graphics | Integrated GPU compatible with DirectX 11 | Integrated or dedicated GPU compatible with DirectX 11 |
| DirectX | Version 11 | Version 11 |
| Storage | 200 MB available space | 200 MB available space |
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About this game — FAQ
Can Math-Havoc be played single-player?
Yes, Math-Havoc is a single-player game.
What languages does Math-Havoc support?
Math-Havoc is available in: English, French, Italian, German, Spanish - Spain, Simplified Chinese, Korean, Dutch and 12 more.
Does Math-Havoc use Steam Cloud saves?
Yes, Math-Havoc uses Steam Cloud, so your saves sync across devices.
FAQ
Where is the cheapest place to buy a Math-Havoc key?
The cheapest Math-Havoc key is currently sold by Steam for €1.11. The lowest price we have ever recorded for this game: €1.11.
How much does Math-Havoc cost?
Math-Havoc currently costs from €1.11 — 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.