Steam app 4271160 · updated 20 Sep 2026, 23:45 UTC
A short relaxing incremental game disguised as a tower defense, but enemies can’t reach your walls. Thanks to lava.
719 hourly samples, with the daily peak drawn over them. Weekends are shaded.
7 months, March 2026 to September 2026. The highest number of people in the game at once, each month, on a time axis -- a gap in the record stays a gap.
The highest number of people in the game at once, each month. Four, because four is as far back as the source keeps anything finer than one figure a month.
31 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.
31 days as the curve, each the highest figure that day. Behind it, 169 hourly samples from 25 Aug, which is as far back as the source keeps every hour. Weekends are shaded.
24 days as the curve, each the highest figure that day. Behind it, 551 hourly samples. Each dip is a night. Weekends are shaded.
Zero Stress King: Idle Defense was released on Mar 30, 2026.
| Language | Full audio |
|---|---|
| English | |
| French | |
| Italian | |
| German | |
| Spanish - Spain | |
| Japanese | |
| Korean | |
| Polish | |
| Portuguese - Brazil | |
| Russian | |
| Simplified Chinese | |
| Turkish | |
| Greek | |
| Thai | |
| Portuguese - Portugal | |
| Spanish - Latin America | |
| Traditional Chinese | |
| Danish | |
| Vietnamese |
A blank audio cell means full audio was not marked in the returned language list.
19 achievements in total.
25 developer announcements, Feb 2026 to Sep 2026 · times in UTC
ːhappy_yetiː I'm incredibly proud to present the grand v2.0 update! ːcoolstar2022ːAdded:ːzsk_speedːNew islandsːzsk_speedː8 defenders with new attack and damage typesːzsk_speedː16 mobs, some with special abilitiesːzsk_speedː2…
Pauloondraːhappy_yetiː Happy to share with you that Zero Stress King was officially selected for the ːzsk_winːTiny Teams Fest! ːzsk_winːAlso, I really do make a big update I've promised before:ːcoolstar2022ː New islands!ːzsk_speedː 8 new defenders +…
Pauloondrayes! ːhappy_yetiːːzsk_winː
Pauloondraːzsk_winː Trading cards and stuff!ːzsk_speedː More settings for finger offset (for mobiles only)ːzsk_zzzː Bigger fonts (one more step to get a green Steam Deck mark)
PauloondraMicro nano pico fixes ːcool_seagullːFixed that annoying rare bug when an almost dead mob is not being targeted by your unitsBigger fonts on the Friends screen, for Steam Deck and mobiles.Mobiles only: New setting for the beam offset for…
Patch notesI did it! ːcool_seagullː https://apps.apple.com/us/app/zero-stress-king-idle-defense/id6768713542
Pauloondraːhappy_yetiː FINALLY!Steam features on MacOS are now fixed, so DLC and achievements are workingYou will get all the achievements that you should for current and previous runs. Two exceptions:You have beaten the final boss, and reset the…
Patch notesHi! New version! ːhappy_yetiːTotal reset button - will delete all your trophies for a fresh new start. Please think twice!MacOS supportDanish language!If a skill will give you a trophy, it shows it now
PauloondraNew language - Vietnamese! (If you want to help add your language in the game, and it's not something hard for me, like right-to-left ones, write me on Discord) ːhappy_yetiːsome txt fixes for Greek and ThaiMultibuy is fixed for SteamDeck…
Patch notesFixed the bug with not showing the game on load (probably)Fixed the crash with o_defender in the error message (probably)Now you can shrink the game window down to 320x180
Patch notesFixed the rare issue when the game refuses to open at all. (if it's still there for you, please tell me)Some minor fixes in Portuguese and Polish textsIf the game mistakenly did not give you those lava achievements, it will do it on the…
Patch notesScreenshake setting buttonZoom it/out with the keyboard
Patch notesIt's the most straightforward port possible. No ads, in-apps, no internet needed. :happy_yeti: One-time paymenthttps://play.google.com/store/apps/details?id=com.pauloondra.zerostresskingWhen iOS? Not sure, but someday.
PauloondraA clearer description of how many cups you get from boss challengesMulti-buy with holding Shift (or L2 on Steam Deck)Small bug fixes'Summer mode' isn't enabled by default now (to respect the lava). But I made the button brighter so you will…
PauloondraDon't wait, check it out! ːhappy_yetiː
PauloondraSuper excited! ːhappy_yetiːBetter texts for Portuguese, Polish, and ChineseBug fix for when you beat a boss fight with no defendersLaser particlesA few Friends rebalancedCups from the demo will be kept in the full versionResources will not…
PauloondraBetter texts for Japanese, Greek, French, Turkish Better targeting for boss mode - Piercing units will target the closest enemies to have more piercing behind them. One-hit units will target enemies who are going to escape earlier (counting…
Pauloondraːhappy_yetiːːhappy_yetiːːhappy_yetiː
PauloondraYou can see skill prices w/o hovering over it (very comfy, thanks Reddit!) ːhappy_yetiːThai language (not polished yet)a bunch of small fixes
PauloondraI've fixed the 2nd bossfight, which cannot be summoned SOMEHOW, ːstimulationː so you couldn't finish the demo and take all the achievements.
Patch notesMade some improvements, so they look clearer now ːhappy_yetiːThe laser's 1st upgrade is available earlier ːcool_seagullː Because you like Bzzzzz
PauloondraOpened the demo and got more feedback to work on.(Btw, drop me a letter in google form or Discord, if you have something to share) Results:Loot will stay a little before flying, so you could see the amountStats view now shows loot per…
PauloondraThe game runs more smoothlyVisual indication when your farm isn't working (Zzz)Boss units aren't generous so much anymore (I told them!)Sounds turn off when the game is minimisedOne button on Steamdeck fixed
Patch notesFirst of all, the playtest went great ːhappy_yetiː. I've received and processed a lot of your feedback. Now, PT is closed, and the new full-featured demo is open. ːcool_seagullː What's there:Bossfights - beat them to unlock a new island.…
PauloondraWhat a tough week! Was busy working with your feedback(Btw, drop me a letter in google form or Discord, if you have something to share) Results:Friends (prestige) systemAutosave every 1 min + a button to do it manually (for even lesser…
PauloondraEverything Steam lists as add-on content for this game, newest first. Prices are left out on purpose: the store answers this page in one currency and it is not the reader's.
| Name | Platforms | Released |
|---|---|---|
| Zero Stress King: Beach Episode (Supporter Pack) | Windows | 30 Mar 2026 |
What Steam runs, and with what. Straight from the app configuration.
| Description | Executable | Arguments | Platform | |
|---|---|---|---|---|
| Launch | ZeroStressKing.exe | windows | ||
| Launch | Zero_Stress_King.app | macos |
The folders Steam Cloud syncs. The root is a token Steam uses for a location on your own machine, not a path this page can know.
| Root | Folder | Files |
|---|---|---|
WinAppDataLocal | Zero_Stress_King | *.sav |
WinAppDataLocal | Zero_Stress_King | *.bak1 |
WinAppDataLocal | Zero_Stress_King | *.bak2 |
It runs on public data and somebody's spare time.
https://paypal.me/KintaroPalPay[email protected]0x4d559C765AA8BFe336E36d5b76024926767eD38dTJtctWU9uetJaTBoSybd1RErW7n9duTKVG