Buy Defend Your Life CD Key for PC

PC
Defend Your Life cover
Gallery

A Defend Your Life 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 €0.43 (-96%) at Kinguin, 96% below the €9.75 Steam price · 5 verified stores, 5 offers in stock · Updated 05h 52min ago.

View 5 offers from €0.43
Don't like the price?We'll alert you when it drops
Historical prices
Current minimum price
Medium price
X

You still don't have enough tickets!

Product you are redeeming

0
  • We will start the verification process of your account, which may take 48-72 hours.
  • If you have not broken any of our rules, we will send you the cheapest version of the game to the email address associated with your account.
  • In the event that the game is out of stock or only available in a format such as accounts or physical, we will offer the possibility of an exchange for a prepaid card for the minimum value of the game on our platform.
  • For console games, a prepaid card of different amounts will be given instead of the game, due to regional limitations.
  • Your tickets will disappear from your account
  • This promotion is only available to US, UK and EU users.
  • Game redemption is only allowed once every 6 months per user.
How do I earn more tickets?
X

You have enough tickets!

( You have )

Product you are redeeming

0
  • We will start the verification process of your account, which may take 48-72 hours.
  • If you have not broken any of our rules, we will send you the cheapest version of the game to the email address associated with your account.
  • In the event that the game is out of stock or only available in a format such as accounts or physical, we will offer the possibility of an exchange for a prepaid card for the minimum value of the game on our platform.
  • For console games, a prepaid card of different amounts will be given instead of the game, due to regional limitations.
  • Your tickets will disappear from your account
  • This promotion is only available to US, UK and EU users.
  • Game redemption is only allowed once every 6 months per user.
Thank you for redeeming your tickets. We will contact you shortly How do I earn more tickets?
Taxes not included! Taxes included!
Prices without final payment fees but with discount coupons applied. Prices include payment fees and any store discount code applied.
Key stores
4.6 (118.9k)
Subscription from 2.99€/month
-15%
Coupon
AUGGOC10 -10% copy Copied!
€0.48 €0.43 How to get this price
Global Icon
Region Global
Steam Key
Product type Steam Key
Standard
Edition Standard
Description Icon
Fees +€0.05
4.4 (309.2k)
Coupon
GOCDKEYS10 -10% copy Copied!
€0.72 €0.65 How to get this price
Global Icon
Region Global
Steam Key
Product type Steam Key
Standard
Edition Standard
Description Icon
Fees +€0.06
4.2 (29.7k)
Coupon
Gocdkeys12 -12% copy Copied!
€1.22 €1.07
Global Icon
Region Global
Steam Key
Product type Steam Key
Standard
Edition Standard
Description Icon
Fees +€0.57
4.0 (344.2k)
No code available
€1.56 How to get this price
Global Icon
Region Global
Steam Key
Product type Steam Key
Standard
Edition Standard
Description Icon
Fees +€0.00
Official stores
1.8 (3.7k)
No code available
€9.75
Global Icon
Region Global
Steam Key
Product type Steam Key
Standard
Edition Standard
Description Icon
Fees -

About Defend Your Life

Defend Your Life! Is tower defense set in human body where players are fighting against villain hordes of viruses and bacteria. Levels and units correspond to reality of human anatomy.

Show your tactical and strategy thinking in epic battlefields situated in appendix, pancreas, heart, brain and many others vital organs. Customize build order of towers and use wisely upgrades and mighty spells. Use electric shock, bombard the enemies or support your towers by adrenalin injection. Summon mighty Golem and stop enemies like Flu, Cold, kidney stones or cancer. Everything in outstanding graphics.

Key Features:

  • Enjoy 17 epic battles in real human organs with interactive

  • Fight against 20+ different enemies based on

  • 2 monumental boss fights where you will face the Stonekid and Cancer

  • Command Platelet soldiers and support them in fights

  • Hero Room with specialists ready to fight under your command

  • Build and upgrade 3 attacking towers with rich tech tree and don´t forget to support them with tower increasing range, attack rate or damage

  • Use and upgrade in-game bonuses with strong effect during fight – explosive bombs, electric shocks or adrenaline increasing attack rate of your towers

  • Enjoy the game on easy mode or accept the challenges of medium or hard difficulties

  • Read the in-game encyclopedia in order to take advantage of the knowledge about enemies and buildings

  • Use headphones for engaging audio experience included original music and sound design.

  • Enjoy the awesome hand painted levels and catchy cartoon animations

  • Addictive gameplay that will hook you in the human body for hours and hours!

How much does Defend Your Life for PC cost right now?

Defend Your Life for PC starts at €0.43 at Kinguin, a Steam key, which is 96% under the €9.75 it costs on the official store.

That €0.43 already includes the AUGGOC10 coupon, so apply it at checkout or the store will show you a higher price.

The listing shows 5 offers from 5 stores, though only 4 can be bought at this moment — the price above comes from those.

That puts it 26% under its average of €0.58 since 2017, so today is a better entry point than most days of its life.

Is it worth buying the Steam Key for Defend Your Life now or waiting?

That €1.56 key is at one of its best prices.

  • Those €1.56 are 83% below what it usually costs, measured on the store price.
  • Only 2 stores sell the Steam Key, and with that little competition the price barely moves.
  • Not counting today, the lowest we have recorded for the Steam Key across 45 days is €3.90 — and today it is below that.
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 78 daily records of the Steam Key for Defend Your Life across 2 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.

Can you activate Defend Your Life in US?

All 5 offers are Global, so the code redeems on any account no matter where it was created.

Why is there such an expensive Defend Your Life offer?

One listing is worth ignoring: the Steam key that Steam has at €9.75 is more than 22 times the cheapest offer and is not what this game costs. The number to work from is €0.43 at Kinguin.

This product is a digital code or cd key for the game Defend Your Life, you need to download from Steam gaming platform introducing the cd key that you will receive via email after your purchase at any of these stores. Defend Your Life is a Tower Defense game in which the action takes place inside the human body, where players are battling hordes of viruses and bacteria. Each level environments and units correspond to real parts of the human anatomy. We must demonstrate our strategic mind in the battlefields set in the appendix, pancreas, heart, brain and many other vital organs. Use electric shock, bombard enemies or supports your towers with a shot of adrenaline. Summon Golem and stop powerful enemies like the flu, colds, kidney stones or cancer, all in an incredibly detailed graphical environment.

Most common FAQs when buying Defend Your Life for PC in digital format:

It is a key that will allow you to download the game Defend Your Life on your PC from official download platforms.
As of 07/08/2026, in United States, the best price we have found in our selection of online stores that include the key for Defend Your Life on PC is €0.43.
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 Defend Your Life 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 Defend Your Life , 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 Defend Your Life for PC Digital?

5/5 (1 Comments)

No comments.

To comment, at Gocdkeys.

Before commenting, verify your account from the link sent to your email.

Rate and comment: your experience matters!

You are registered as:
Rate your stars
Thank you for your comment, it will be reviewed by our team shortly.
Share your thoughts about this game

About of Defend Your Life

Release date 07/03/2017
Users rating
5/5 (1 Comments)
Steam comments Very Positive Very Positive (574 Comments)
Categories
Strategy Strategy
Tags
Strategy Indie Casual Singleplayer Cartoon Survival Puzzle 2D RTS Real Time Tactics

Languages

English*, French, Italian, German, Spanish - Spain, Czech, Japanese, Portuguese - Portugal, Russian, Simplified Chinese*languages with full audio support

How to obtain more tickets

Join US on Discord! icon Join US on Discord!
Join US on Discord! icon +15 Tickets
Join US on Telegram! icon Join US on Telegram!
Join US on Telegram! icon +15 Tickets
Download our Extesion! icon Download our Extesion!
Download our Extesion! icon +80 Tickets
Use our Extesion! icon Use our Extesion!
Use our Extesion! icon +2 Tickets
Write a game review! icon Write a game review!
Write a game review! icon +15 Tickets
Write a store review! icon Write a store review!
Write a store review! icon +15 Tickets

To win the tickets, your email in Gocdkeys must match your email in Discord.

The comment must be original, with a minimum of 250 characters, will be reviewed manually and can take up to 48h to be approved.

Top PC Digital Essentials

Battlefield 6 best price

Battlefield 6

Steam Account

-134% €15.07
Kinguin
EA Sports FC 27 deals

EA Sports FC 27

Account

-10% €59.99
Difmark
Minecraft price comparison

Minecraft

Java & Bedrock

-50% €13.41
K4G
GTA 5 - Grand Theft Auto V deals

GTA 5 - Grand Theft Auto V

Standard

-93% €8.99
Instant Gaming
buy Call of Duty: Modern Warfare 4 cheap

Call of Duty: Modern Warfare 4

Steam Account

-47% €35.39
Difmark
ARC Raiders best price

ARC Raiders

Steam Account

-53% €16.55
Kinguin
Microsoft Office 365 best price

Microsoft Office 365

Professional

-361% €3.98
Difmark Digital Keys
Windows 11 best price

Windows 11

Pro Ed.

-99% €0.79
Keys4us
buy Robux Gift Card cheap

Robux Gift Card

100 Robux

-664% €1.19
Instant Gaming
buy Windows 10 Professional cheap

Windows 10 Professional

+ Office 2021

-54% €1.25
Difmark Digital Keys
buy FORTNITE V-BUCKS cheap

FORTNITE V-BUCKS

1000 V-Bucks

-1576% €8.59
Instant Gaming
Microsoft Office 2021 best price

Microsoft Office 2021

Professional

-98% €1.99
Difmark Digital Keys
buy Microsoft Office Home and Business 2024 cheap

Microsoft Office Home and Business 2024

Standard

-276% €25.99
Consogame
Windows Server 2025 price comparison

Windows Server 2025

Standard

-93% €1.90
Difmark Digital Keys
Valorant Riot Points Card deals

Valorant Riot Points Card

200 VP

-142% €2.44
Eneba

Related games

Yes, Your Grace

Yes, Your Grace

-97% 5.03€
Kinguin
Industry Empire

Industry Empire

-6% 1.49€
Cdkeys Com
Check Your 6

Check Your 6

19.99€
Steam
Door Kickers

Door Kickers

-16% 2.83€
Kinguin
Xenopurge

Xenopurge

-10% 4.42€
Kinguin
Legends of Ellaria

Legends of Ellaria

-5% 12.96€
G2A
City Defense Z

City Defense Z

-3% 4.99€
Kinguin
AudioSurf

AudioSurf

-5% 5.01€
Instant Gaming
Legends of Pegasus

Legends of Pegasus

-15% 4.68€
Eneba
Sudden Strike 5

Sudden Strike 5

-33% 26.99€
Difmark