
A retro incremental game where you accept jobs involving disks, decide how to process them, and push an aging PC to the absolute limit. Upgrade your machine, reboot to gain permanent BIOS improvements, and tackle disks that get increasingly hot, risky, and valuable.
Modeled estimate, not a reported figure. How we estimate →
Discounts
Every price cut of more than 20% we have observed, in each market that quoted one, with this game's chart position on either side of it. These are episodes, not a model: a sale is one event, and one event cannot tell you what the next one will do.
Reviews, worldwide (the counter carries no country): 0/day in the week to Sep 13 → 0.5/day in the week after.
For scale, across Steam · Top Sellers · Brazil over the last 30 days: the 25 chart moves that followed a price cut of more than 20% went a median of 10 places towards #1, and the 2,413 moves with no price cut behind them went 2 away. One store, one chart, one country — it is the only place we have enough observations to say even that.
Prices outside the United States have been collected since 6 August 2026 and chart positions since 19 July 2026, so a cut older than that has no market to compare and a market that joined later has no history yet. Nothing here is converted between currencies.
About
Defrag Incremental is a retro incremental game about doing one very specific job on an increasingly overworked 90s PC: defragmenting disks for money.
At first, the job is simple. Pick a disk, choose an algorithm and get it done before the workday ends.
Then the disks get bigger.
Some arrive damaged. Some run hot. Some are worth a lot more than they have any right to be. Your computer gets faster too, but faster hardware also gives you more ways to push things too far.
You don't have all day.
Disks come with different sizes, values, conditions and properties, and taking the most expensive one is not always the smart choice. A job that looks profitable can become a problem if it runs past the end of the shift or your hardware isn't ready for it.
Daily conditions and contracts can also change what is worth doing from one workday to the next.

Algorithms and modes trade speed, reward, heat, wear and safety against each other.
There isn't one setup that is best for every disk. Sometimes you want to finish as quickly as possible. Sometimes keeping a damaged disk alive matters more. Sometimes you just need to get something finished before the clock runs out.
Once a disk is running, you can keep an eye on its health and temperature and intervene when things start going wrong.
Finished jobs give you Defrag Points to spend on the current run. Improve read and write performance, cooling, recovery and the other parts of the machine that are holding you back.
As those upgrades stack up, disks that were painfully slow at the start become manageable and new tiers begin to make sense.
The System Stats panel keeps track of the combined effects of your upgrades, so you can see what the machine is actually capable of.
Rebooting is the prestige layer.
Your temporary run upgrades are reset, but the Reboot Charge you've built up becomes BIOS Chips. These are spent on 53 permanent BIOS upgrades that stay with you between runs.
They unlock new shops, automation, longer workdays, advanced controls and other tools that gradually change how each new run plays.
So every run starts again, but it doesn't start from the same place.
Eventually the computer can take over some of the routine work.
Automation follows a simple set of rules. It can keep things moving on its own, but an attentive player can make better choices about disks, algorithms and risk. You can leave it alone, step in when it matters, or gradually automate more of the job as the system grows.

The money you make from disks is separate from the points used to upgrade the computer.
What happens during the workday follows you home: finished jobs, lost rewards and interrupted shifts affect a separate life-management layer between workdays.
Housing, transport, food and other expenses gradually turn the money you earn at the computer into another part of the progression.
The computer keeps track of what you've discovered and how far you've made it through the game.
New tiers, archetypes, tags and special disks fill out the database alongside personal goals, Byte Bazaar discoveries and your progress outside work.
If seeing 100% next to a database makes something in your brain happy, there is plenty here to fill in.

The whole game lives inside a fictional desktop inspired by the PCs and operating systems of the 1990s: BIOS screens, little utilities, reports, ugly system messages, questionable noises and far too many windows.
The machine starts simple. It doesn't stay that way.
8 disk tiers
7 disk archetypes
13 disk tags
8 special disks
24 algorithm/mode combinations
3 upgrade shops
53 permanent BIOS upgrades
Expert controls for fine-tuning how the system behaves
Automation for handling routine work
Daily conditions and contracts
A separate financial and life-management layer
12 personal goals
6 Byte Bazaar discoveries
Housing, transport and food progression
A Diskdex with full completion tracking
And yes, it goes to 100%.
Engagement
Reviews
Themes across 64 recent reviews and how positive each mention is. A keyword signal, not full sentiment analysis.
Reviews
I can't recommend this game. It feels like an uncompelling vibe coded, vibe tested, and vibe designed attempt at a skinner box. To the developer: I am sorry this is your first review, but I believe you could have done better. It's a cute idea but it's not an incremental game. It's an idle game. Except you're stuck in a tedious uncompelling gameplay loop for an hour to unlock the automation upgrade to turn it into an idle game. Bugs I hit by playing the game for about an hour: - Sometimes when interacting with the "testing system memory" the day seems to start again? - Text on the day summary is sometimes off the right side - Sometimes when clicking the options menu, it immediately jumps to the smallest screen size, which is painful to select a proper screen size from. Even fixing that bug, the 1x size is impossible to see anything on and you're stuck blindly clicking to get back to a sane display size. - In the basics upgrades screen, I bought the 4 out of 5 upgrade, it said "owned" instead of "need dp" for the next upgrade. When reopening I could buy the next upgrade, then it went to 6/5, but when reopening again it showed the correct 5/5. It seems to frequently think it went up by 2. - My workday timer has stopped increasing...? That's a pretty bad bug. There's a lot of things I didn't really understand: - What's with the USD on the end of day screen? It doesn't seem to do anything? - The work day timer using a 24 hour clock threw me, being from a country that uses a 12 hour clock. - Is it ok to buy read speed with no write speed? Given each operation does both, it's logical they'd need to be synced but I don't see how you could tell. - I'd recommend making the auto operator available at the first possible reboot. This isn't an incremental game, it's an idle game. You click something then wait a minute -- anything separating you from automating that is painful tedium. Selecting which disk and which algorithm, then waiting a minute, wasn't a fun game play loop. I don't know how many days I'd need to run this program in the background to gather enough resources to buy upgrades, and I'm not going to find out. Was I the first play tester? Did I pay for that privileged? Yikes.
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Genres
Stats
All-time low is the lowest price we've recorded for this game since we started tracking it.
Languages: English**languages with full audio support
Hours played at review time, across 64 reviews with recorded playtime.
positive critical· bar length = how often the theme comes up
Vibe coded. A collection of game parts glued together with no real purpose or direction. The aesthetic is very good, feels very on point and like something you'd really see on an old PC, but you can't navigate with the keyboard which is frustrating. The gameplay just isn't there. The animation is entertaining the first 5 times, but it takes a really long time to get the ball rolling. The system of getting a few upgrades and starting over repeatedly is strange and doesn't really make sense. Also if the computer restarts at the end of the workday, how does that keep my upgrades? It's also strange that there's this end of day money system that's not really used for anything, and provides no real challenge. All this strange disjointedness (and the strange quips on the boot screen and along the bottom of the main screen) give me the impression this was in large part or fully created by a LLM. The first set of patchnotes comes up as 100% AI on GPTZero at the very least. I decided to dig through the games assets and there was a few things of note. There's a full series of "CameraFilterPack" that looked to go completely unused (I would think any dev who at least cared a tiny bit would go back and clean that up), and it also turns out the PC startup noise is just ripped straight from youtube. It's called "Old 90s PC boot sequence (4K)", and I highly doubt the dev got permission to use it. I wanted to give this game the benefit of the doubt, but by the end of my time playing it, it's become clear this is just a low effort grifter trying to profit off of the art form of making games. Hopefully one day they might man up and create something worth spending money on, instead of shoveling slop onto steam for other people to deal with.
It's just not good. The art/audio style is nice and nostalgic, but the gameplay itself is nonexistent. At first glace there seems like there might be some depth/mechanics in the game, with values for cooling, health, fragmentation %. But none of it matters. If you overheat or lose too much health, you just end the day early and start a new one with no tangible loss. Your "workday" is limited to 8 hours, and at the end of the day it just stops whatever defrag you're working on and starts anew. Further, there is an end-of-day report with gross income and bills that seem like something you need to watch, but at no point was I ever even remotely close to running out of money and the money isn't used for anything besides. Once you finally unlock automation, you have pretty much nothing to do but "prestige" and go again. If you're here, you probably like incremental/clicker/idle type games, and so do I, which is why I am telling you, there is nothing here to enjoy. Even the unlocks/"numbers going up" feeling isn't there. I don't like trashing on games much, especially seemingly small indie games in a niche category, but I cannot recommend Defrag Incremental. Please avoid and look elsewhere for your itch.
I would call this a diamond in the rough, and the gem still needs more working and polishing. I can see the shape of what it wants to be, and it is doing its best for getting there, but may have needed more focus to implement all systems correctly. I feel this game is still worth your time, it's cozy, charming, and not afraid to poke fun at itself and the player. This is only the first day of release, give this game a chance to be a truly lovely experience and don't turn away just yet!
Fun little game for a few dollars. Will probably appeal more to older people, as you kinda need to have lived those days to get the most of the nostalgia aspect of the game. Game starts a little slow but it's easy and you can't really go wrong. I expect the late game to be a little more challenging, but easy is still fun, right?
A surprising amount of bugs for something so seemingly simple. Upgrades are super small to the point where you can't even tell that they do anything (like +5% write speed) and the game doesn't tell you much about many of the numbers you seem to be able to upgrade, maybe those become visible with prestige upgrades. As it is you are offered three disks to choose from that will then defrag, it only tells you after you choose one how long it will take to defrag and if you don't fit the defrag into the workday timer (which operates on a different scale than the defragging timer!) you only get paid a pittance.
There isn't anything really interesting or particularly fun about this in the current state. Its nostalgic and a nice sort of thing to look at, I suppose, but that's about it.
First, this game is an Idle game and not an incremental. Secondly, there are a ton of small things that need to be fix like making sure the text is actually readable. In the long run, I would have liked to see more of the history side of things where I could explore the real algorithms while I played.
+Nostalgia +Cheap +Main loop run is like 4 minutes, you feel progress after few minutes, 20+runs not needed here... ~Release day bugs, yeah it's hidden open beta state, but developer squishing bugs in break neck speed, so...
Nowhere close to an incremental, plays more like an idler except you don't actually click anything.
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Active players
Estimated daily and monthly active players (DAU/MAU) modeled from peak concurrency.
Players by region
Where this game's players are, estimated from review languages.
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