Caveman World: Mountains of Unga Boonga is currently free to keep on Steam as part of a limited-time publisher promotion. It’s a retro-style platformer with simple mechanics, chunky visuals, and straightforward level design — the kind of game that’s easy to pick up and finish over a few sessions.
Once claimed, it’s permanently added to your Steam library.
How to Claim
- Log in to your Steam account
- Open the store page:
https://store.steampowered.com/app/462960 - Click Add to Account while the price shows as free
That’s it. No subscription or extra steps.
About the Game
Caveman World: Mountains of Unga Boonga is a casual 2D platformer set in a cartoonish prehistoric world. You play as a caveman navigating themed levels filled with enemies, traps, and environmental hazards.
The gameplay sticks to classic platforming fundamentals: jump timing, enemy avoidance, and level completion. Difficulty ramps up gradually, making it accessible early on without being completely mindless later.
It’s light, simple, and designed for short play sessions.
Why You Should Grab It
- Free to keep forever once claimed
- Lightweight platformer that runs on almost any PC
- Easy achievements and straightforward progression
- Good filler game for your Steam library
- Zero downside at a $0 price point
If you like casual indie platformers, this is an easy add.
Offer Expiration Date
December 30, 2025 at 01:00 PM ET
After this time, the game reverts to its normal paid price on Steam.
It’s free, it’s quick to claim, and it costs nothing to keep. Grab it now and move on.
Featured Image Prompt
A cinematic 16:9 illustration inspired by a lighthearted prehistoric platformer, showing a cartoon-style caveman standing on a rocky mountain ledge overlooking a colorful stone-age landscape, exaggerated rock formations, primitive wooden tools, warm earthy tones, soft lighting, playful but adventurous mood, no recognizable characters, no copied artwork, no title text, clean composition, and a small, minimal “FreeGameAlerts.com” watermark placed subtly in the bottom-right corner
Generated Image
Alt Text:
Cartoon-style caveman standing on a rocky mountain ledge overlooking a colorful prehistoric landscape
SEO File Name:
caveman-world-mountains-of-unga-boonga-free-game-alert-december-2025.png
