gamekeydeal
They Are Billions cover

They Are Billions CD Key

PC price comparison · Numantian Games · Jun 18, 2019

StrategyMetacritic 77

They Are Billions is a Steampunk strategy game set on a post-apocalyptic planet. Build and defend colonies to survive against the billions of the infected that seek to annihilate the few remaining living humans. Can humanity survive after the zombie apocalypse?

Lowest final price

$29.99

at Steam · Standard Official

Historical low: $29.99 on November 1, 2026

Get the best deal ↗

Compare They Are Billions key prices

Sorted by final price including fees, never by commission.

  • SteamOfficial

    Standard · Steam · Global

    $29.99 · fees: none
    $29.99
    Go to store ↗
Also check:Instant Gaming ↗ AdG2A ↗ AdNo price shown: this store doesn’t provide a price feed.

They Are Billions price history

Price history has been recorded since Nov 1, 2026.
The chart appears after a few days.

Historical lows by store

  • Steam$29.99

About They Are Billions

They Are Billions is a strategy game in a distant future about building and managing human colonies after a zombie apocalypse destroyed almost all of human kind. Now there are only a few thousand humans left alive that must struggle to survive under the threat of the infection. Billions of infected roam around the world in massive swarms seeking the last living human colonies.Campaign: The New Empire - Available now! Lead the campaign under the orders of Quintus Crane, ruler of the New Empire, and reconquer the lands devastated by the infected. 48 missions with more than 60 hours of gameplay. Build fortified colonies to survive in infected territories Destroy the swarms of infected with the Imperial Army. Make your colonies evolve with more than 90 available technologies. Explore the ancient human fortresses with your Hero. Discover the story behind the apocalypse... how did the pandemic start? Survival Mode In this mode, a random world is generated with its own events, weather, geography, and infected population. You must build a successful colony that must survive for a specific period of time against the swarms of infected. It is a fast and ultra addictive game mode. We plan to release a challenge of the week where all players must play the same random map. The best scores will be published in a leaderboard.Real Time with Pause This is a real-time strategy game, but don’t get too nervous. You can pause the action to take the best strategic and tactical decisions. In Pause Mode, you can place structures to build, give orders to your army, or consult all of the game’s information. This game is all about strategy, not player performance or the player’s skill to memorize and quickly execute dozens of key commands. Pause the game and take all the time you need!Build your Colony Build dwellings and acquire food for the colonists. They will come to live and work for the colony. Collect resources from the environment using various building structures. Upgrade buildings to make them more efficient. Expand the energy distribution of the colony by placing Tesla Towers and build mills and power plants to feed the energy to your buildings. Build walls, gates, towers, and structures to watch the surroundings. Don’t let the infected take over the colony!Build an Army What kind of people would want to combat the infected? Only the maddest ones. Train and contract mercenaries to protect the colony. They demand their money and food, and you will have to…Read more
  • They Are Billions screenshot 1
  • They Are Billions screenshot 2
  • They Are Billions screenshot 3
  • They Are Billions screenshot 4

They Are Billions system requirements

Minimum

  • OS *: Windows 7, 8, 10 (32 and 64 bits)
  • Processor: INTEL, AMD 2 cores CPU at 2Ghz
  • Memory: 4 GB RAM
  • Graphics: Intel HD3000, Radeon, Nvidia card with shader model 3, 1GB video ram.
  • DirectX: Version 9.0c
  • Storage: 4 GB available space
  • Additional Notes: Minimum resolution: 1360x768, recomended FULL HD 1920x1080.

Recommended

  • OS *: Windows 7, 8, 10 (64 bits)
  • Processor: INTEL. AMD 4 cores CPU at 3Ghz
  • Memory: 8 GB RAM
  • Graphics: Radeon 7950 or above, Nvidia GTX 670 or above. 4GB video ram.
  • DirectX: Version 9.0c
  • Storage: 4 GB available space
  • Additional Notes: 4K Monitor (3840x2160)

They Are Billions key FAQ

+What is a They Are Billions CD key?

A They Are Billions CD key is a digital code that unlocks the game on a PC platform such as Steam. After redeeming it, you download the game directly from that platform and it stays in your library.

+What is the cheapest price for They Are Billions?

The cheapest They Are Billions key right now costs $29.99 at Steam. We compare 1 offers from 1 store, and the price already includes payment and service fees.

+What is the historical low for They Are Billions?

The lowest price we have recorded for They Are Billions is $29.99 on November 1, 2026. Check the price history chart to decide whether to buy now or wait for the next sale.

+Is it safe to buy a They Are Billions key?

Buying from an official store such as Steam, GOG or Epic Games is always safe. Key resellers are often cheaper but sell keys second-hand, so check the region lock and buyer protection before you buy. Every offer on GameKeyDeal is labelled as official or reseller.

Similar game keys