

Accretion
ValarFerys · May 15, 2025 · Action, Simulation, Strategy, Action Roguelike, Space Sim
Buy the Accretion key for Steam from Kinguin at $1.21 — the cheapest of 2 stores we compare.
Where to buy Accretion — official stores
Cheapest Accretion keys — keyshops
Keyshops are third-party marketplaces — keys are resold and can be region-locked or a different edition. Check the listing's region & edition before buying.
Accretion price by region
Accretion costs £0.77 in the United Kingdom, €0.89 in Europe (EUR), $1.21 in the United States, $1.21 in Georgia (USD), zł4.97 in Poland, CA$12.99 in Canada, A$14.50 in Australia, NZ$14.75 in New Zealand and R$32.99 in Brazil right now.
| Region | Best price | Official store | Key shop | Stores |
|---|---|---|---|---|
| £0.77 −91% | £8.50 | £0.77 | 2 | |
| €0.89 −91% | €9.75 | €0.89 | 2 | |
| $1.21 −88% | $9.99 | $1.21 | 2 | |
| $1.21 −81% | $6.29 | $1.21 | 2 | |
| zł4.97 −89% | zł45.99 | zł4.97 | 2 | |
| CA$12.99 | CA$12.99 | — | 1 | |
| A$14.50 | A$14.50 | — | 1 | |
| NZ$14.75 | NZ$14.75 | — | 1 | |
| R$32.99 | R$32.99 | — | 1 |
Each row is a real price from that region's own stores, not a currency conversion, so the figures are not directly comparable. Switch regions in the header to shop the one you buy in.
Screenshots
About Accretion
Accretion puts you in control of a celestial body that grows from a gas cloud into a supermassive black hole by consuming mass across the universe, all governed by real astrophysical laws including orbital mechanics, relativistic space distortion, and gravitational lensing. Intelligent civilizations emerge to aid or challenge you as you navigate procedurally-generated open universes and structured levels, combining strategy with action to outmaneuver opponents in an ever-evolving cosmic competition where your every move reshapes the fabric of space itself.
Astrophysics is the rule of the game
The game uses real physical rules to calculate the mass interactions between celestial bodies, and you will witness:- Spacetime distorted by mass
- Small celestial bodies orbiting larger ones
- The gravitational slingshot effect propelling bodies at high speeds
- The unique accretion phenomenon of black holes
- Celestial collisions creating deadly breaches
- Supermassive black holes emitting sweeping jets
- Influencing lower-dimensional universes through magnetic fields and gravity from higher dimensions
- Dimensional reduction pulling all celestial bodies into one-dimensional space
- Orbital calculations are primarily based on Newton's law of gravitation
- Space distortion calculations are based on relativistic rules
- Every mass particle is controlled by real-time physical computations
- The morphology of accretion disks fully considers the gravitational lensing effect
Life Rewrites the Laws of the Cosmos
Intelligent life will arise amid celestial collisions and exchanges of mass. When the technological civilization that calls you its homeworld enters the space age, you gain unprecedented, formidable support:- An enlarged sphere of gravitational influence
- Higher movement speed
- Rapid repair of your mass breaches
- Virtual decoys and foldspace wormholes
- They even deploy trap mines and railguns to strike your targets directly
Distinctive game levels and open scenes
The game offers a series of challenge levels with unique features and different objectives, and the open universe scenes are entirely procedurally generated. You can explore infinitely in any direction, with no boundaries. Your actions will also have a significant impact on the mass transfer between other celestial bodies, determining the course of the entire universe.Strategy and action gameplay
As your celestial body grows, you will gain various abilities. In the midst of evading and chasing actions, you will need to utilize or combine these abilities wisely to defeat powerful opponents and achieve victory in the cosmic competition.Accretion — game info
- Platforms
- Windows
- Player modes
- Single-player
- Controller
- Full controller support
- PC Game Pass
- Not included
What Steam players say
Recent verbatim reviews from Steam — separate from playze.io community reviews below.
Accretion is a space-themed mass-accumulation game with an interesting concept that some players find relaxing and enjoyable, but it suffers from pacing issues, unclear objectives, and incomplete English localization that detract from the experience. Players commonly complain about the slow grind for progression and the frustration of losing significant progress quickly to collisions or larger enemies, with some feeling the risk-reward balance is unfair. Most reviewers suggest grabbing it on sale if you enjoy low-stress gameplay, though some find it too slow and repetitive to recommend at all.
WASD - controls Dear dev, please consider adding WASD controls to the game — using the mouse feels a bit awkward. Thanks!1 found this helpful
I have to leave a negative review on this game. I put the game down after 1 hour because it just felt slow and sluggish. The game is boring and all you do is eat smaller levels of mass to get bigger and avoid bigger mass. Basically, Agario in the Solar System, if you will. It takes you so long to build up mass and then in a matter of seconds you can be hit and lose a good chunk of mass you've built up already and be forced to grind back the mass you lost yet again, which takes even longer to do if you can't find smaller mass at all. It is insanely unfair when you build up so much mass after wasting, like, 30 minutes and then lose half of that mass in a matter of seconds because of a collision or the bigger masses going after you. And speaking of that, as soon as you come into range of a mass that is bigger than you, they just make a beeline for you and go straight for you, completely stopping what they were attacking previously. You have to outrun the bigger mass constantly and they will absolutely not stop chasing you until you get far enough away from them to where they stop their chase. It breaks immersion and is just incredibly frustrating to have to constantly outrun the bigge…1 found this helpful
It's a little slow going, and can be frustrating losing all of your mass at once, but it's pretty fun trying to get as far as you can. Grab it on sale if you're short on cash and want something relatively nonintensive
Interesting game with some unique mechanics. I need to play more to really get the hang of it but what I have played, I enjoyed.
[h2] Ellietendo's Review Of Accretion [/h2] [u] I received a free copy of this game for review purposes. I used a mouse & keyboard combo for gameplay. [/u] [h3] Pros: [/h3] [list] [*] Nice Game Concept - The idea of this game is interesting, even more so if you already have an interest in planets, space, astronomy, etc. I wish I could give more positive things to say, unfortunately, I really can't. [/list] [h3] Cons: [/h3] [list] [*] Not Fully Translated To English - When I play this game, I was very concerned at the fact that I saw what I believe are Chinese characters. Clearly, this game was done in a rush and was not translated properly. This really hurts the game as I feel like it wasn't intended for international audiences. [*] Unclear Objectives - As with the above remark, due to the broken English, it means that the objectives all the actual game itself are unclear. In the end, I had to resort to trial and error in order to figure out how on earth this game actually works. [*] Tedious Gameplay - The gameplay is incredibly repetitive, and it's hard to find reasons to go back. You float around and absorb planets; that's pretty much it. It gets boring very qu…
I love this game for the relax side if I dont want to think to much and love the whole game..... wish there was a little more at the start
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