Steam app 3391510 · updated 12 Sep 2026, 21:09 UTC
Team up with your friends and build a thriving trade empire in this CO-OP strategy and economy simulation set on a lively island. Begin with a small market, share tasks, manage production chains, raise livestock, and dominate the economy together through changing seasons and dynamic festivals!
371 hourly samples, with the daily peak drawn over them. Weekends are shaded.
6 months, April 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.
26 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.
29 days as the curve, each the highest figure that day. Behind it, 119 hourly samples from 15 Aug, which is as far back as the source keeps every hour. Weekends are shaded.
12 days as the curve, each the highest figure that day. Behind it, 247 hourly samples. Each dip is a night. Weekends are shaded.
Island Market Simulator was released on 3 Sep, 2026.
| Language | Full audio |
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| English | ● |
| French | |
| Italian | |
| German | |
| Simplified Chinese | |
| Russian | |
| Turkish | |
| Greek | |
| Spanish - Spain | |
| Polish | |
| Portuguese - Portugal | |
| Japanese | |
| Portuguese - Brazil | |
| Korean | |
| Thai | |
| Traditional Chinese | |
| Spanish - Latin America | |
| Arabic |
A blank audio cell means full audio was not marked in the returned language list.
co op gameplay trailer
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Island Market Simulator Gameplay Trailer
Watch on Steam
Island Market Simulator Trailer
Watch on Steam36 achievements in total.
50 developer announcements, Jun 2025 to Sep 2026 · times in UTC
👷 Patch v1.0.5 — Apprentice Upgrades & Critical Client Fixes 👷 New Apprentice Features Your apprentices just leveled up. Two big additions to what Greg, Jesse, and Walter can do for you: 🐄 Barn Product Collection — Apprentices now collect…
ONurGke🎰 Patch v1.0.4 — Roulette, Critical Co-op Farm Fix & More 🎰 New Feature: Roulette Feeling lucky? A roulette game has been added. Drop your items, place your bet, and let the wheel decide. Pick your side — black, red, or green — and either…
ONurGke🐙 Patch v1.0.3 — Kraken Shelves, Balance & Community Fixes Another round of updates driven by your feedback — and more coming soon that we think you're really going to enjoy. 👀 🐙 New: Kraken Special Series Shelves A brand-new Kraken Special…
ONurGke🎨 Patch v1.0.2 — Visual Overhaul, Character Controller & Quest Fixes 🎨 New Visual Look The overall look of the game has changed. The island now has a more saturated and sharper look — colors pop more, details are clearer, and everything…
ONurGke🖥️ Widescreen Support, Monitor Selection & Localization Fixes Another post-launch update — some big requests knocked out. 🖥️ New Feature: Widescreen Support Widescreen support has been added to the game. If you're playing on an ultrawide…
Patch notes🔧 Post-Launch Hotfix — Builder UI & Co-op Invite Fixes Quick fixes after the v1.0 launch — thanks to everyone who reported these! 🔧 Bug Fixes Builder Panel "Owned" Text: When an item was purchased in the builder panel, the "Owned" text…
Patch notes🎉 v1.0 — Full Release Is Here!🎤 Lobby System & Voice Chat Playing solo is one thing, but we wanted to give you a real way to socialize, meet friends, and build your island together. A lobby system and voice chat have been added to the game…
Vivi 笑笑Thanks to everyone for supporting and giving feedback on Island Market Simulator during Early Access! 🌴After a period of continuous development and optimization, we're excited to announce:Island Market Simulator is leaving Early Accessand…
Vivi 笑笑⌨️ Patch v0.4.33 — Custom Keybindings, Controller Support & Co-op Fix Play the way you want. Better controller support, keys you can finally bind to whatever makes sense to you, and a critical co-op fix so nobody gets stuck mid-quest. ⌨️…
Patch notes🔧 Patch v0.4.32 — Bug Fixes A round of small but important fixes. Save slots are safer, pet names stay consistent, sign drawings actually persist, and item placement doesn't cheat anymore. Details below. 💾 Save SystemSave Slot Overwrite…
ONurGke🐾 Patch v0.4.31 — Pets & Horse Riding The island has always been about the work — hauling, stocking, selling. But it was missing something. Life. Companions. A reason to look around and notice what's next to you. That changes today. 🐾 New…
ONurGke🏀 Patch v0.3.31 — Basketball, Fertilizer Machine & Fixes 🏀 New Feature: Basketball Sometimes running a market gets serious. Sometimes you just want to mess around with a friend. A basketball minigame has been added to the island. Grab a…
ONurGke🔧 Patch v0.3.30 — Bug Fixes & Inventory Number Keys A community-driven patch. Thanks to everyone who reported these on the forums — we've gone through your bug threads and knocked them out one by one. Plus, a long-requested quality-of-life…
ONurGke🗄️ Patch v0.3.29 — Pantry, Signs, Ragdolls & Big Optimization 🗄️ New Feature: Pantry Organization Let's be honest — the pantry was a mess. Products would pile up inside in a chaotic jumble, with no way to bring order to the chaos. Not…
ONurGke💇 Patch v0.2.29 — Character Customization & Gender Selection ✨ New Feature: Make the Character Yours Up until now, everyone who set foot on the island looked pretty much the same. That changes today. Character customization and gender…
ONurGke🔧 Patch v0.2.28 — Critical Bug Fixes A small but important patch. We've tracked down a chain of bugs that could cascade into corrupted saves and locked-up players — all of them are now fixed. 🔧 Bug FixesCrash When Buying Shelves or Animals…
ONurGke💾 Save Slots Update & Fish Price Balancing 💾 New Feature: Save Slots One island, one story — until now. Multiple save slots have arrived. Want to start over without losing your main run? Curious how things would have gone if you'd built…
ONurGke🍣 Mini Sushi Restaurant Update & Bug Fixes 🍣 New Feature: Mini Sushi Restaurant Those fish you've been hauling in? It's time to put them to work. A brand-new Mini Sushi Restaurant has arrived on the island. Head to the Builder and upgrade…
ONurGke🎣 FISHING UPDATE — Cast Off, Explore & Reel Them In! 🚣 New Feature: Boats The waters around the island have always been there — but now, you can actually reach them. Two brand-new boats have arrived at the island, and they're yours to use.…
ONurGkeThe issue where the story explaining the courier system was not visible in widescreen resolution has been resolved.
Patch notesPatch v0.1.24 — Courier Delivery System, Bug Fixes & Improvements 📦 New Feature: Courier Delivery System You find a strange tablet lying on the ground as you enter the market. Nobody knows who left it or where it came from. But when you…
ONurGkePatch v0.1.23 — Progress Loss & Critical Crashes Fixed A small but impactful update is now live. 🔧 What's FixedQuest panel stuck — The "This NPC is busy" warning sometimes remained on screen after a quest was completed. It now clears…
ONurGke🌍 Patch v0.1.22 — Arabic Language Support & Object Rotation! Hello Farmers! A fresh update is here with new features to make your farming experience even better! 🆕 New Features🌍 Arabic Language Support — You can now play the game fully in…
ONurGkeFixed an issue where the game would get stuck and the day wouldn’t progress after sleeping.
Patch notes🎨 Patch v0.1.21 — Glider Skins & Wall Painting! Hello Farmers! It's time to make your farm truly yours — cosmetic customization has arrived! 🪂 Glider SkinsPurchase glider skins from the treehouse next to your home. After buying, head to the…
ONurGke💧 Patch v0.1.20 — Watering Improvements & Bug Fixes Hello Farmers! We've made some important improvements to the watering system and squashed an annoying bug! 💧 Watering Can No Longer DisappearsYour watering can no longer drops from your…
ONurGke🧑🍳 Patch v0.1.19 — Apprentice System, NPC Orders & More Hello Farmers! A big update is here — your apprentice just got a whole lot more useful, and NPCs are now smarter than ever! 🧑🍳 Apprentice System — New Tasks!🛒 Cashier Duty —…
ONurGke🔧 Patch v0.1.18.2 — Workshop Recipe Panel Redesign Hello Farmers! We've been listening to your feedback and made a big improvement to the Workshop experience! 🏭 New Recipe Panel! The workshop recipe panels have been completely redesigned…
Patch notesThe issue where newly added mauls could not be picked up has been fixed. Several bugs in product delivery missions for pirate, kingdom, and civilian regions have been resolved.
Patch notes🐑 Patch v0.1.18 — Sheep, Mauls & Bug Fixes Hello Islanders! A brand new update has arrived — woolly friends, better weapons, and important fixes are all here! 🐑 New Animal — Sheep!Sheep have been added to the game! You can now raise sheep…
ONurGke🌿 Patch v0.1.17 — New Greenhouses & Co-op Bug Fixes Hello Islanders! We're back with a new update packed with improvements. Here's what changed: 🏡 New GreenhousesThe old greenhouses had a visual issue where trees would clip through the…
ONurGkeIsland Market Simulator — v0.1.16 Major Update 🌴 Hey islanders! This one's a big deal — we've tackled most of the critical bugs reported by our community and delivered a serious performance boost. Thank you so much for your patience and…
ONurGkeIsland Market Simulator — v0.1.15 Patch Notes 🌴 Hey islanders! This update tackles a handful of annoying issues, cleans up the settings menu, and makes the game run a little smoother. Here's what changed: 🛑 Pause in single-playerYou can now…
Patch notes🐓 Farm Balance Update & New Surprise! 🌿 Hello Farmers! We’ve made several adjustments to improve your farming experience: ⚖️ Balance Changes Chicken purchase prices have been updated Cow feed costs have been adjusted Milk collection baskets…
ONurGkeWe’ve addressed a major issue affecting NPC behavior. Previously, NPCs could get stuck, fail to move along their paths, or completely ignore available products. This was caused by inconsistencies in the interaction and pathfinding systems…
Patch notesWe are aware of the performance issues and have already started working on fixes. As a first step, we are releasing a small update while continuing to improve the game. We truly appreciate your patience and support. We hope you enjoy the…
Patch notes🎉 “Island Market Simulator” is Now Live! Your adventure begins now! The island is open explore, build, and thrive! 🏡 Build your dream island from scratch! 🌿 Cultivate the land, grow crops, and decorate your paradise. 👫 Meet charming…
PM🚨 Only 1 Day Left Until “Island Market Simulator”! The island gates are about to open! Are you ready for the ultimate trading adventure?🏡 Your dream island awaits! 🌿 Tomorrow, you cultivate the land and start your empire. 👫 Get ready to…
PM⏳ Just 3 Days Left Until “Island Market Simulator”! Your adventure is almost here! Get ready to explore, build, and thrive!🏡 Prepare to build your dream island from scratch! 🌿 Plan your crops, gather your tools, and get ready to decorate. 👫…
PM🎉🧧 Spring Festival Special Demo Is Now Live! 🧧🎉We’re excited to announce that the Lunar New Year–themed DEMO of Island Market Simulator is officially available — and for the first time ever, you can play it in CO-OP mode!In this demo, you…
ONurGke🌴 Island Market Simulator – Devlog #3 Update is Here!This update focuses on product variety, system expansion, and long-term stability, bringing the island economy to a whole new level.🛒 Product Variety & Core System Expansion50+ new…
ONurGke🏝️ Island Market Simulator – Roadmap Stage 2 Update is Here!More interaction, more surprises, more fun!Hello merchants! We’re excited to share the next major development milestone of Island Market Simulator: Devlog 2. This update focuses on…
ONurGke🛠️ Devlog #1 – Roadmap Stage 1: Pre-Release ProgressHello traders! 👋 Island Market Simulator is still in development, and we’ve been hard at work shaping the full version of the game. In this devlog, we’d like to share what we’ve been…
ONurGke🎉 WE DID IT! Prologue is officially LIVE at 5 PM (UTC+1)! 🚀After months of development, Island Market Simulator: Prologue is finally in your hands! 🎮Dive into your tropical paradise, start building your market empire, and discover all the…
ONurGkePrologue Coming Soon ! 🌴 Demo Ended Our demo has officially ended as of today and is no longer available. A heartfelt thank you to everyone who downloaded it, shared your feedback, and guided us with your support! 🙏 What’s Next? 🆓 Free…
ONurGke🔧 We Heard You! Fixes and New Content Coming with the Prologue Page! ✅ Fixes and improvements will go live with the launch of our Prologue page! Thanks to your feedback, we’ve addressed several critical issues in the game. These…
ONurGke🏝️ Island Market Simulator v0.04 Update is Live!Exciting new features, refined gameplay mechanics, and a brand-new Prologue await you jump into your island trading adventure anew! ✨ Brand New UI OverhaulComplete UI Redesign: Every interface…
ONurGke🎵 Exclusive Soundtrack for Island Market Simulator – Streaming Now! 🎵 Feel the soul of the island with every note! 🌴 The official 25-track soundtrack, composed exclusively for Island Market Simulator by Balca Özcan, is now available on…
ONurGke🏝️ Island Market Simulator v0.3 Update is Here!We’ve packed this release with clarity, quality-of-life improvements, and fresh content to deepen your island trading experience! 📚 Revamped Tutorial & UIComplete tutorial overhaul: Every step…
ONurGke🏝️ Island Market Simulator v0.2 Update is Here!We’re taking a big step forward just before Next Fest! With the v0.2 update, Island Market Simulator now offers a much deeper and more strategic gameplay experience. Here’s what’s new: 📅…
ONurGkeEverything 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 |
|---|---|---|
| Island Market Simulator Soundtrack | WindowsmacOSLinux | 27 Mar 2026 |
What Steam runs, and with what. Straight from the app configuration.
| Description | Executable | Arguments | Platform | |
|---|---|---|---|---|
| Launch | Island Market Simulator.exe | windows | ||
| Launch | IslandMarketSimulator.x86_64 | linux |
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 |
|---|---|---|
WinAppDataLocalLow | Zentium Studio\Island Market Simulator\ | SaveFile*.json |
LinuxHome | .config/unity3d/Zentium Studio/Island Market Simulator/ | SaveFile*.json |
WinAppDataLocalLow | Zentium Studio\Island Market Simulator\ | CharacterData.json |
LinuxHome | .config/unity3d/Zentium Studio/Island Market Simulator/ | CharacterData.json |
It runs on public data and somebody's spare time.
https://paypal.me/KintaroPalPay[email protected]0x4d559C765AA8BFe336E36d5b76024926767eD38dTJtctWU9uetJaTBoSybd1RErW7n9duTKVG