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How To Grow a Black Hole official game artwork

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How To Grow a Black Hole Wiki

How To Grow a Black Hole is about... well... how to grow a black hole. Manage your black hole, feed it to gain mass, and prevent catastrophic collapses. Compete globally or against your friends to achieve the b

Steam ↗Windows
GameWiki EditorialReviewed 5 guide topics

GET YOUR BEARINGS

About How To Grow a Black Hole

How To Grow a Black Hole is a chill incremental game where you feed a black hole, watch its mass climb, and unlock upgrades that speed growth. The core loop is simple: feed, grow, and manage the ever‑increasing numbers.

The game runs at your own pace, has no timed input, and includes Steam Leaderboards, Steam Achievements, and save‑anytime features. It mixes absurd scale with occasional catastrophic collapses for a satisfying, slightly terrifying experience.

01 / THE GUIDE

Feeding the Black Hole

You begin by feeding your black hole, which directly raises its mass. Each feed adds to the total, forming the primary progression mechanic described in the store text.

As the mass grows, the numbers quickly become unreasonable, encouraging continued feeding while observing how each addition impacts the overall scale.

  • Watch the mass indicator after each feed to see the immediate effect.
  • Compare early‑game feeding rates with later ones to notice the acceleration.

02 / THE GUIDE

Upgrades and Research

Upgrades become available that let you feed faster, increase size, and push numbers into ridiculous territory. The description calls these upgrades essential for continued growth.

A research system adds automation and efficiency, allowing the black hole to keep expanding without constant manual input.

  • Prioritize upgrades that improve feeding speed early on.
  • Use research to automate repetitive actions and free up attention for strategy.
How To Grow a Black Hole official gameplay screenshot
Publisher-provided gameplay image · Desolation Digital

03 / THE GUIDE

Preventing Catastrophic Collapses

When the black hole becomes too unstable, catastrophic collapses can occur, which you are meant to prevent. Managing this risk is highlighted as part of the experience.

Balancing mass increase with preventive measures keeps the game from spiraling out of control, adding tension to the otherwise simple loop.

  • Keep an eye on your black hole's stability so you can react before things get out of hand.
  • Adjust feeding speed if your black hole starts to become unstable.

04 / THE GUIDE

Real‑World Comparisons & Black Hole Facts

The game compares your black hole’s size and mass to real‑world objects, creating an unsettling sense of scale as you progress. This comparison is explicitly mentioned in the store description.

Bite‑sized facts about actual black holes unlock alongside these comparisons, providing educational flavor without demanding strict astrophysical accuracy.

  • Note which real‑world objects you surpass for personal motivation.
  • Read the unlocked facts to appreciate the contrast between game and reality.

05 / THE GUIDE

Steam Leaderboards

Steam Leaderboards let you see how your black hole’s mass ranks against other players worldwide. The description also mentions competing against friends.

While the core game is single‑player, the leaderboard provides a communal benchmark that encourages players to push their numbers higher.

  • Check the leaderboard periodically to gauge your standing.
  • Use your rank as a goal for when to invest in high‑impact upgrades.

WATCH THE GAME

How To Grow a Black Hole videos

Official trailers & gameplay

INSIDE THE WORLD

Screenshots & game images

5 official screenshots

IN THIS WIKI

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COMMUNITY

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    QUICK ANSWERS

    How To Grow a Black Hole FAQ

    Is How To Grow a Black Hole a hardcore astrophysics simulator?

    No, it is a casual incremental game that uses black‑hole concepts for fun, not for strict scientific simulation.

    Can I play without any timed input?

    Yes, the game is designed to be played at your own pace and does not require timed input.

    Does the game support saving progress?

    You can save anytime, and progress is also stored via Steam Cloud.

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    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 2026-10-23. Game versions, supported platforms, and balance can change; consult the linked release notes for current details.