City Island 3 - Sim Builder

Name: City Island 3 - Sim Builder

Play City Island 3 - Sim Builder free online and build your own island city from empty land into a busy paradise full of homes, shops, roads, services, and beautiful decorations. Construct buildings, collect income, grow your population, unlock new islands, and create the perfect city layout.

City Island 3 - Sim Builder is a relaxing city-building simulation game that combines construction, resource management, business upgrades, island expansion, and long-term progression into one smooth browser experience. Play free online and turn a small island settlement into a thriving city full of life.

Your goal is to build a balanced city where residents can live, work, and enjoy their surroundings. Add houses for population, businesses for income, roads for connection, and decorations for happiness.

The game rewards smart planning and steady upgrades. Place buildings carefully, collect profits regularly, upgrade important structures, and expand your land when your city is ready.

As your city grows, you can unlock bigger houses, better shops, parks, landmarks, transport buildings, and new islands with unique layouts. Each new building helps your city earn more and grow faster.

City Island 3 - Sim Builder is easy to play but offers many long-term goals. You can focus on money, population, beauty, or balanced development depending on your play style.

Designed as a smooth HTML5 browser game, City Island 3 - Sim Builder works on desktop, mobile, and tablet devices. If you enjoy city builders, tycoon games, island management, and relaxing construction gameplay, this game is a perfect choice.

Build, upgrade, expand, and create your dream island city in City Island 3 - Sim Builder!

Gameplay Overview
• Build houses, shops, roads, parks, and services 🏙️
• Collect money from businesses and city buildings 💰
• Upgrade structures for more income and growth 🔧
• Increase population and happiness 😊
• Unlock new islands, land, and decorations 🏝️
• Grow a small town into a successful city 🏆

Main Features
• Relaxing city-building simulation gameplay 🏙️
• Island expansion and construction progression 🏝️
• Homes, businesses, roads, parks, and landmarks 🏗️
• Income collection and building upgrades 💰
• Population, happiness, and city growth systems 😊
• Smooth controls on PC, mobile, and tablet 📱
• Great for tycoon and city builder fans 🏆

Why You’ll Love It
• Play free online instantly 🎮
• Create your own island city design 🏝️
• Build, upgrade, and expand at your own pace 🏙️
• Manage income, growth, and happiness 🧠
• Unlock beautiful buildings and new islands ⭐
• Perfect for relaxing simulation and building game fans 🏆

How To Play City Island 3 - Sim Builder?

Controls (PC)
• Mouse – Build, place, move, upgrade, collect resources, and interact with menus 🖱️

Controls (Mobile / Tablet)
• Touch Controls – Build, place, move, upgrade, collect resources, and interact with menus 📱

Cheat Codes
9999 – Grant cash, gold, and +5 levels worth of XP 💰⭐
5555 – Grant +10 levels worth of XP ⭐⭐⭐
7777 / 9090 – Finish current building, upgrade, or demolition timers ⏱️
8888 / 2468 – Unlock all available islands and island connections 🏝️🔓
1111 / 1234 – Large cash and gold grant 💰
2222 / 1357 – Unlock all buildings by setting the saved level to the maximum building unlock level 🏢🔓
3333 / 4321 – Mark tutorial complete through CIGTutorialManager.QuitTutorial() ✅
4444 / 0101 – Set cranes to the maximum of 15 🚧
6666 – Unlock all islands and all buildings 🏝️🏢🔓
1010 – Unlock everything plus large resource grants 🎁💰🔓
2020 – Progression unlock bundle without the extra resource grant 📈🔓