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Size Matters official game artwork

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Size Matters Wiki

You play as a scientist who is shrinking every second in a race against time! Find all the ingredients and formulas scattered around the laboratory, which are necessary for producing the life-saving antidote. B

Steam ↗Windows
GameWiki EditorialReviewed 5 guide topics

GET YOUR BEARINGS

About Size Matters

Size Matters puts you in the shoes of a scientist who has accidentally consumed a chemical that makes him shrink every second. The constant reduction in size turns the laboratory into a vertical platforming puzzle as you scramble to reach equipment and ingredients.

Your objective is to locate formulas, operate lab machines, and combine three key ingredients in the Antidote Producer before the shrinkage reaches the game‑over threshold. Settings let you adjust start height, double‑jump count, and processing times, letting you fine‑tune the difficulty.

01 / THE GUIDE

Continuous Shrinking

The scientist shrinks automatically each second after ingesting the chemical. As his stature diminishes, platforms and devices that were once reachable become out of reach, forcing you to constantly reassess your path.

When the character becomes too small, the game ends immediately, preventing any further interaction with the laboratory. This creates a time pressure that drives the platforming challenge.

  • Watch the shrink animation early to gauge how quickly you lose height.
  • Plan routes that use higher surfaces first, before they disappear.

02 / THE GUIDE

Laboratory Machines

Scattered throughout the lab are machines such as the Chemical Processor, The Reverter, Code Combiner, and Antidote Producer. Each discovered formula is linked to one specific machine, dictating where an ingredient can be produced.

Operating a machine requires the correct formula and, when needed, previously crafted components. Successful use can generate new ingredients that feed into later formulas or become one of the three essential antidote parts.

  • Group machines that share formulas to reduce travel as you shrink.
  • Keep a note of which formula belongs to each device for quicker access.
Size Matters official gameplay screenshot
Publisher-provided gameplay image · Mazen Games

03 / THE GUIDE

Creating the Antidote

The final goal is to place the three key ingredients into the Antidote Producer. Ingredients are obtained by following formulas and processing them on the appropriate machines.

When all three components are inside the Antidote Producer, the cure is synthesized. If you shrink beyond the limit before this step, the game ends without a cure.

  • Collect the three key ingredients as early as possible to leave more time for synthesis.
  • Verify each ingredient matches its formula to avoid wasted processing.

04 / THE GUIDE

Adjustable Game Settings

Players can tweak the initial height, the number of double jumps, and the duration of the Chemical Processor’s operation. These options let you customize the difficulty and pacing without altering the core shrinking mechanic.

Changing these parameters influences how much vertical space you start with and how many jumps you can perform, which directly affects how easily you can reach higher equipment as you shrink.

  • Try a higher start height if early platforming feels cramped.
  • Increase double jumps to give yourself extra margin when climbing tall devices.

05 / THE GUIDE

Single‑Player and Steam Integration

Size Matters is a single‑player title that supports Steam Achievements, Steam Cloud, and Family Sharing. Progress can be saved online, and achievements provide optional challenges.

These Steam features do not modify gameplay but offer convenient ways to track accomplishments and keep saves synchronized across installations.

  • Enable Steam Cloud to protect your progress if you reinstall the game.
  • Review the achievement list for optional goals that encourage deeper exploration.

WATCH THE GAME

Size Matters videos

Official trailers & gameplay

INSIDE THE WORLD

Screenshots & game images

5 official screenshots

IN THIS WIKI

Your reading checklist

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COMMUNITY

Player discussion

    QUICK ANSWERS

    Size Matters FAQ

    What happens if the scientist shrinks too much?

    When the shrinkage reaches a critical size, the game ends immediately, stopping any further interaction with the laboratory.

    How many ingredients are required for the antidote?

    Exactly three key ingredients must be collected and placed into the Antidote Producer to complete the cure.

    Can I change the speed at which I shrink?

    The listed adjustable settings cover things like start height, double jumps, and the Chemical Processor’s processing time.

    More Size Matters guides

    SOURCES & CREDITS

    Official resources and further reading

    Original editorial guidance. Game imagery and trailers are provided by the publisher through Steam. Media and reference links checked 2026-10-24. Game versions, supported platforms, and balance can change; consult the linked release notes for current details.