Free games like Vaccine
Below are 8 free-to-play Steam games similar to Vaccine, ranked by player overlap and content similarity. No purchase or Steam login required to view the list. Every pick is a full free-to-play title — not a demo, trial, or time-limited giveaway. imho.run's catalogue refreshes daily, so newly free or newly popular titles surface here without manual editing.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Vaccine page.
Ranked picks
- 1
Helltaker
Free-to-play alternative to Vaccine — no purchase or trial window. Shares Indie with Vaccine.
Helltaker is a short game about sharply dressed demon girls.
- 2
Ultimate Custom Night
Free-to-play alternative to Vaccine — no purchase or trial window. Shares Indie with Vaccine.
Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!
- 3
Bongo Cat
Free-to-play alternative to Vaccine — no purchase or trial window. Shares Indie and Simulation with Vaccine.
Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?
- 4
Our Life: Beginnings & Always
Free-to-play alternative to Vaccine — no purchase or trial window. Shares Indie and Casual with Vaccine.
A twenty-dollar bill, four summers, fifteen years, and a one of a kind life. Create an experience that’s all your own in this near-fully customizable visual novel where you grow from childhood to adulthood with the lonely boy next door.
- 5
Travellin Cats in Paris
Free-to-play alternative to Vaccine — no purchase or trial window. Shares Indie and Casual with Vaccine.
Find 100 cats hidden in Paris, France in this cute hand-drawn hidden object game by Travellin Cats - the original viral hidden cat game creator!
- 6
Steam Engine Simulator
Free-to-play alternative to Vaccine — no purchase or trial window. Shares Simulation with Vaccine.
The Steam Engine Simulator shown on AngeTheGreat's YouTube channel.
- 7
Iron Snout
Free-to-play alternative to Vaccine — no purchase or trial window. Shares Indie with Vaccine.
Iron Snout is a fast, colorful and brutal fighting game in which you will be helping a piglet fight for its life against hordes of wolves.
- 8
Coloring Pixels
Free-to-play alternative to Vaccine — no purchase or trial window. Shares Indie and Casual with Vaccine.
A relaxing coloring by numbers game. Enjoy completing a variety of images with differing themes, complexity, and sizes.