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Are you willing to take risks to grow? Can you collect all the radiation without getting trapped in your own body? Test your skills in this unique space puzzle!
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
How it worksTracked since Jul 7, 2026.
Steam Train Fest starts Jul 20, 2026
Official stores with direct support.
An alien caterpillar whose biology requires radiation for growth and survival. Luckily, your home planet is literally saturated with this dangerous yet vital resource. Your goal is to navigate challenging levels, collect radioactive elements, and grow, but be careful: the larger you get, the harder it is to maneuver!
40 unique levels — from simple tutorials to mind-bending and extremely challenging
40 achievements — rewards for skill, speed, and creative thinking
Dynamic physics — realistic interaction with the environment
Progressive difficulty — each level introduces new mechanics and challenges
Minimalistic yet atmospheric graphics — focus on gameplay and physics
Be careful with growth! An oversized track can get stuck in narrow passages.
Self-entanglement - if you don't watch your trajectory, you can wrap yourself around yourself and block your progress.
Dangerous traps - saws and spikes instantly destroy you.
Unstable platforms - they collapse under weight, requiring quick reactions.
Constrained space - sometimes you need to shrink to move forward.
Physics puzzle lovers
Fans of challenging platformers
Those who appreciate unconventional mechanics and original concepts
Players who enjoy achievements and complete completions
Right now the cheapest offer for Radiation Caterpillar is CA$0.75 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.
The lowest price KingsPrice has tracked for Radiation Caterpillar is CA$0.75 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
Create a free price alert on this page and KingsPrice will email you when Radiation Caterpillar drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
