Welcome to Into Indie Games’ complete walkthrough for The Alters, a gripping sci-fi survival game from 11 bit studios. This comprehensive guide spans from the Prologue to the end of Act 3, helping you navigate Jan’s emotional and strategic journey across four major segments. From building your first base and creating the initial Alters to mastering the Quantum Computer and uncovering the Rebels’ base, this walkthrough ensures you don’t miss a beat. You’ll learn how to upgrade your infrastructure, manage relationships, and unlock key features like the Social Room, Contemplation Room, and Tabula Rasa path. Whether it’s constructing the Rapidium Arks or climbing the Internal Tree in the game’s finale, each phase is packed with vital decisions and gameplay mechanics that shape your story. In addition to the main walkthrough, we also offer guides for all the Alters, all Gift locations, Damaged Qubit Chip locations, unlocking research tiers, increasing base size, and creating more Alters.
Table of contents
The Alters Walkthrough – Prologue
Welcome to Into Indie Games’ walkthrough for The Alters. This is a complete walkthrough of the prologue for The Alters, covering everything from Day 1 to Day 7 and the first Journey. This guide takes you through the early hours of the game, helping you understand how to build your base, create your first Alters, and make the choices that shape Jan’s story. Whether you’re figuring out how to manage resources or just want to see what happens if you take a different path, this walkthrough has you covered. It’s perfect for players who want to get the most out of the story without missing key moments. With clear steps and tips for each day, you’ll be ready for what’s ahead in this emotional, thought-provoking survival game from 11 bit studios. This is the place to begin if you’re just starting The Alters.
The Alters Walkthrough – Act 1
This detailed Act 1 walkthrough for The Alters covers everything from Day 8 to Day 29, including Journey 2. You’ll explore the planet, unlock the Research Lab, and learn how to use the Quantum Computer with the Qubit Chip. We guide you through upgrading Interals, building the Luminator, and pushing your Base to Tier 2. Along the way, you’ll meet the Botanist, gather Planetary Samples, and construct the essential Rapidium Ark.
You’ll also get a look at the Social Room, where interactions with your Alters become more meaningful, and dive into the unique “Lessons Learned” gameplay feature that shapes your decisions. Whether you’re researching tech or managing relationships, this walkthrough helps you stay one step ahead.
The Alters Walkthrough – Act 2
This Act 2 walkthrough for The Alters covers Days 31 to 52 and dives into the next phase of Jan’s journey. You’ll explore a new section of the map, face tougher environmental challenges, and expand your base all the way to Tier 4. Major milestones include creating the Doctor, uncovering the mystery surrounding Molly and the autopsy, and building the Neutralizer Towers to allow you to keep moving forward.
You’ll also create the Guard, gather resources for the third Rapidium Ark, and complete the crucial MRI scan. This act introduces the Tabula Rasa path—offering new choices with lasting consequences—and unlocks the Contemplation Room, deepening your interactions with the Alters. As you prepare for Journey 3, this guide helps you manage your team, balance priorities, and make the right moves when it matters most.
The Alters Walkthrough – Act 3
This Act 3 walkthrough for The Alters covers Days 53 to the end, guiding you through the final stretch of Jan’s journey. You’ll explore the last map zone, uncover the Rebels’ base, and build key structures like the Materializer Module and Fragmenting Device. Infrastructure becomes critical as you prepare the Ark Sarcophagus and face rising environmental threats. Major storylines conclude, including the arcs of the Technician, Miner, and Scientist. You’ll also climb the Internal Tree—Jan’s emotional reckoning—and navigate the final choices. With the end in sight, every decision counts. This guide helps you finish strong, with purpose and clarity.
Guides
The Alters – Complete guide to All Alters
Our Complete Alters Guide breaks down every Alter you can create in The Alters, exploring their unique skills, backgrounds, and distinct personalities. From the logical and reserved Scientist to the tough, no-nonsense Guard, each Alter offers a different perspective on Jan’s life—and brings specific strengths to your survival strategy. Learn how to unlock each Alter, what they specialize in, how they interact with others, and how their emotional traits can influence your decisions.
The Alters – How to Increase Base Size
Our How to Increase Base Size Guide explains everything you need to know to expand your base in The Alters. Base upgrades are tied to research progress, which you’ll need to conduct in the Research Lab using the Scientist and rare Qubit Chips. These chips are found in the world and must be repaired in the Workshop before they can unlock new Research Tree tiers. Missing them can severely limit your upgrades and make the game much harder. Expanding your base is essential, especially if you’re aiming to build all five Rapidium Arks and unlock the best ending. This guide helps you plan your progression and make room for the advanced infrastructure you’ll need later in the game.
The Alters – How to get more Alters
Our How to get more Alters Guide explains everything you need to know about making your crew bigger in The Alters. To grow your crew of Alters, focus on building the right facilities and managing Jan’s mental state. First, construct the Alter Creation Chamber using resources gathered from the environment. Then, choose a version of Jan with the skills you need—each Alter reflects different life choices and traits. Maintain power, manage resources, and complete story objectives to unlock more Alter slots. Keep your Alters happy and productive by meeting their individual needs to ensure a strong, cooperative team.
The Alters – Research Guide – How To Unlock New Research Level Tiers
In this guide, we tell you how to unlock new Research Level Tiers. Advancing through these tiers is key to unlocking advanced technology, improving efficiency, and enhancing your Alters’ capabilities. Completing specific objectives and progressing through the storyline will also grant access to higher research tiers. Prioritize research to stay ahead and keep your base evolving.
The Alters – All Damaged Qubit Chips Location Guide
Our All Damaged Qubit Chips Locations Guide shows you where to find every chip needed to fully upgrade your Quantum Computer in The Alters. These are vital upgrades for the Quantum Computer. You find them as Damaged Qubit Chips out in the world, and then fix them in the Workshop. They are missable and will restrict upgrading your Research Tree, making the game much harder.
The Alters – All Gifts Location Guide
Our All Gift Locations Guide helps you find every collectible gift in The Alters to boost Alter morale, unlock personal stories, and earn powerful Lessons for better endings.
Maps
The Alters Review
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