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A Kingdom Rush Frontiers Steam Key — also known as a CD Key or digital code — is the official activation code you redeem on Steam and keep in your library permanently. From €3.99 (no fees) at Steam · 9 verified stores, 14 offers in stock · Updated 01h 46min ago.

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Gameseal 4.3 (16.3k)
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G2A 4.0 (346.2k)
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Driffle 4.4 (9.2k)
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Steam 1.8 (3.7k)
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Fanatical 4.6 (78.7k)
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About Kingdom Rush Frontiers

The world's most devilishly addictive defense game is back - welcome to Kingdom Rush: Frontiers!

Bigger and badder than ever before, Kingdom Rush: Frontiers is a whole new level of the furiously fast, enchantingly charming gameplay that made the original title an award-winning hit. Command your troops through an epic (mis)adventure as you defend exotic lands from dragons, man-eating plants, and ghastly denizens of the underworld -all with flashy new towers, levels, heroes, and more goodies to help you crush your foes to a pulp. (Don't worry, we've still got all the good ol' stuff from the last game, too. It's vintage now.)

Kingdom Rush: Frontiers packs in so much content, it's like a fully upgraded artillery blast of mouthwatering, pixelated joy launched right into your smiling little face... and it hurts so good!

Key Features

  • Fantastic Tower Defense game with lots of strategic decisions. Great power-user stuff like Reinforcements, Meteor Strikes, Heroes and more.

  • Fortify the frontier in exotic news lands - hold the line in deserts, jungles and even the underworld!

  • Eight new specialized tower upgrades! Slice, sizzle, and stomp your foes with Crossbow Forts, Mighty Templars, Necromancers, and even Earthquake Machines - hey, we told you we were shaking things up.

  • Over 18 tower abilities! Unleash Death Riders, pestilence clouds, or Assassins that steal and kill your enemies!

  • Over 40 enemies with unique abilities! Stay on your toes as you fight through desert sandworms, tribal shamans, nomad tribes and underground terrors.

  • 16 legendary heroes. Choose your champions and train their abilities! Each has unique specialties that fit different play styles! and More to come!

  • Special units and features on every stage! Watch out for the Black Dragon!

  • Merciless boss fights! Hey, we told you to get those upgrades...

  • Upgrade system allows you to min/max your towers towards your preferred strategy.

  • Hours of gameplay with over 80 achievements!

  • Classic, Iron, and Heroic game modes to challenge your tactical skills!

  • Three difficulty modes! Are you up for a real challenge? Go with Hard mode!

  • Intoxicating charm with a rousing score, full-bodied voice-overs and lovingly illustrated cartoon art! (Complete with cartoon blood, naturally.)

  • In-game encyclopedia! True warriors know thine enemies... and their towers. Study up!

How much does Kingdom Rush Frontiers for PC cost right now?

Kingdom Rush Frontiers for PC starts at €3.99 (no fees) at Steam, a Steam key.

With 14 offers across 9 stores there is enough competition for the price to move, so the gap between the cheapest and the rest is worth checking before you buy.

It is €0.33 away from its all-time low (€3.66, back in February 2018).

Steam Key
€3.99
Stays on your account for good
Steam Gift
€3.50
with coupon · was €4.22
Pricier and more likely to fail

Is it worth buying the Steam Key for Kingdom Rush Frontiers now or waiting?

That €3.99 (no fees) key is at one of its best prices.

  • Those €3.99 (no fees) are 44% below what it usually costs, measured on the store price.
  • 8 stores sell the Steam Key at the same time, and with that much competition the price moves almost daily.
  • Not counting today, only 46 days out of the 807 days on record were this cheap or cheaper; the lowest it has ever cost is €2.34.
At this price it is worth buying the Steam Key now: what you stand to gain by waiting is a few euros, and it is not guaranteed.

Worked out from 1,686 daily records of the Steam Key for Kingdom Rush Frontiers across 10 stores. See the full price history.

The price does not include each store's payment fees. The percentage is measured on the store price, without coupons, because that is how we record the history. The analysis only counts Key offers. Shared accounts, Steam Gift and physical editions stay out, because they are not the same product and their prices move differently.

Which Kingdom Rush Frontiers format should you buy?

By format: Steam Key from €3.99 (no fees) and Steam Gift from €3.50 (€4.16 with fees).

Can you activate Kingdom Rush Frontiers in US?

10 of the 14 offers work on US — the Global ones plus the ones issued for your own region.

Kingdom Rush Frontiers cd key is a digital product and activated through Steam platform. Just buy the game at any of our stores listed below, wait to receive the email with the cd key and then, add the cd key in your Steam library of games to start downloading Kingdom Rush Frontiers. This title is under "Early Access" which means it is not finished and that over time will be included new features and improvements that will directly affect the playability of the title. In Kingdom Rush Frontiers we send our troops through an adventure for exotic lands, defending it from dragons, man-eating plants and ghostly inhabitants. It is a Tower Defense style game, where you have to take a lot of strategic decisions, with plenty of heroes, magic, creatures, towers ... The towers can specialize in eight different disciplines with 18 different skills. 40 creatures with unique abilities and 9 legendary heroes. A fun, dynamic and that will delight fans of tower defense with cartoon style graphics very well done. Do not forget to check the opinions of our users for each store in the "+ info" button to know where to buy your games safely and quickly.

Most common FAQs when buying Kingdom Rush Frontiers for PC in digital format:

It is a key that will allow you to download the game Kingdom Rush Frontiers on your PC from official download platforms.
As of 02/10/2026, in United States, the best price we have found in our selection of online stores that include the key for Kingdom Rush Frontiers on PC is €3.99 (no fees).
The Steam Key format is what we always recommend due to its ease of use and higher security compared to any other format. You just need to redeem the key in your account to download Kingdom Rush Frontiers to your game library. The account format requires more complicated steps and is more prone to errors during activation.
The only issue we’ve encountered in 13 years is receiving a duplicate key that doesn’t work. In that case, simply contact the store where you bought Kingdom Rush Frontiers , and they will provide a new key. You can also contact us, and we’ll help you out.
Delivery times vary by store. For example, in the case of Instatgaming, Eneba, G2a, or Kinguin, delivery is usually instant or takes just a few minutes. These stores rarely delay game deliveries.

Other stores may take 30–40 minutes depending on game availability. On release days, delivery times may be slightly longer.

If you notice an unusually long delay, contact the store or us, and we’ll resolve it as quickly as possible.
At Gocdkeys, we only list the most well-known stores that have passed our quality checks. One of the most important factors is good customer support, and all listed stores offer it.

There have been occasions when those services were overwhelmed, which is why we also offer 24/7 customer support to help resolve any issues or questions.

In any case, we always offer a 100% guarantee, so you won’t have any problems, and if you do, we’ll resolve them as soon as possible.

Need more help? Use our FAQs.

What do our users think of Kingdom Rush Frontiers for PC Digital?

5/5 (1 Comments)

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Kingdom Rush Frontiers

Is it worth it?

57

Critics Rating

80

Player Rating

OpenCritic Fair

Fair

Steam
Overwhelmingly Positive 10,082 reviews on Steam
view →
5.0/5 1 ratings
Write a review

What the press says

US 5

LadiesGamers.com

80

Kingdom Rush Frontiers is a classic Tower Defence game, that has been ported to the Nintendo Switch with all its charm, fun, enjoyable and frantic... Read more

NookGaming

80

Kingdom Rush Frontiers is addictive. Point Blank. The gameplay is super fun, and I loved the level system and the minor customization options available. The... Read more

Digital Chumps

80

Kingdom Rush: Frontiers is a good follow-up to the original game. It’s far more creative with enemies and protagonist characters, but also far more difficult.... Read more

XboxEra

70

In short, this is a solid port.  It’s well worth the dime if you’re looking to kill some time.  Kingdom Rush is a solid franchise,... Read more

About the game

Release date
3 Jul 2017
Genre
Action Strategy Adventure
Modes
Singleplayer
Setting
Cartoon Choices Matter Fantasy
Languages
English* French German

* languages with full audio

Requirements

Minimum:
  • OS *: Windows XP Service Pack 3
  • Dual Core CPU
  • OpenGL 3.0 compliant with 512MB of video RAM.
  • 1500 MB available space
Recommended:
  • Windows 10
  • Dual Core CPU
  • OpenGL 3.0 compliant with 1.0GB of video RAM.
  • 1500 MB available space
Minimum:
  • OS X Lion 10.7.5
  • Dual Core CPU
  • 1 GB RAM
  • 1500 MB available space
Recommended:
  • OS X Lion 10.7.5
  • Dual Core CPU
  • 2 GB RAM
  • 1500 MB available space
Minimum:
  • Dual Core CPU (64 bit)
  • 1 GB RAM
  • OpenGL 3.0 compliant with 512MB of video RAM.
  • 500 MB available space

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