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Watch trailer on Steam ↗CielChan: Anime Desktop AI Companion
Elushis · Published by Elushis Music & Gaming · Official site ↗
Mixed — 64% positive (22 reviews)
Last updated 28 Sept 2026
She lives on your desktop and reacts to what you're doing. Local-first AI companion with voice chat, vision, multiplayer, tools, stream integrations, and optional cloud providers.
£8.50
Lowest price we've ever recorded
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Price history
Simulation, Casual · 2026 · More £5 - £15 games
About this game

A companion who's there for you.
CielChan is an evolving desktop AI companion, with frequent updates improving performance, accuracy, and features over time.
CielChan starts mostly blank. Use her over time so memories and features can build up. Talk to her anytime by voice or text. Through her local memory system, she can retrieve selected relevant details and become more familiar over time, but she does not remember every conversation perfectly. She stays with you while you work, relax, study, browse, or play.
CielChan can run fully offline on your PC. The included local model is designed for privacy, offline use, and accessibility across a wide range of PCs. For stronger reasoning, faster replies, and higher-quality conversation, advanced users can connect optional cloud AI and voice providers or configure larger compatible local models.
Important Expectations
CielChan is an AI desktop companion, not a human-level autonomous assistant. Responses, memories, and observations can be incorrect, repetitive, delayed, or inconsistent.
What It Feels Like
She is ready to talk, listen, or simply keep you company
She can retrieve selected relevant details through local memory, but does not remember every conversation perfectly
Optional observation can periodically analyze the active window, screenshots, or configured audio and provide contextual comments, though observations may be inaccurate
She can keep you company while you work, browse, study, or relax
She can read to you, chat with you, or quietly exist on your desktop
You can join online rooms where companions and players can chat, interact, and play together
Core Features
Voice conversation with real-time responses
Local memory that retrieves selected relevant details and supports an evolving personality
Animated desktop avatar with expressions and lip sync
Local AI model included, with compatible GGUF model support for advanced users
Periodic or user-triggered vision for screenshots and images; this is not continuous human-like sight and may be inaccurate
Optional desktop awareness through periodic active-window, screenshot, and configured system-audio analysis
Book-reading tools for supported text and ebook files
Stream, chat, browser, and presence integrations where supported and configured
Multiplayer rooms with traditional chat, AI chat, companion auto-chat, remote avatar sharing, Debate Mode, Ciel Social feed rooms, and game invitations
Minigames such as Tic-Tac-Toe, naval-grid games, and other companion activities
Advanced Customization
Import supported VRM, Live2D, and spritesheet avatars; assets must meet the supported formats, and arbitrary models are not guaranteed to work
Customize personality, behavior, voice, UI theme, and assistant settings
Use compatible GGUF models, RVC voice models, and Steam Workshop items; compatibility depends on their format, training, structure, and available hardware
Use custom world and stage-layout tools where supported
Configure local and optional cloud AI routes for advanced setups
CielChan is most refined in English, with ongoing improvements to other supported languages. Responses, voice quality, speech recognition, and available voice options may vary depending on the selected language and installed local assets.
Productivity And Focus Tools
Focus companion mode with timed sessions
Task list and quick notes
Check-ins and reminders
Ambient audio mixer with rain, cafe, and night layers
Procedural white noise
Study and focus themes for quiet work
Offline Core And Privacy
CielChan is local-first and can run fully offline on your PC.
No internet connection is required after installation for offline core features
No account, API key, or subscription is required for offline core features
Conversations and voice data for local features stay on your machine
Optional online features include cloud AI providers, ElevenLabs and other cloud voice services, live-chat and stream integrations, browser and presence integrations, Steam multiplayer, Steam Workshop, and other third-party services. These features may require separate accounts, API keys, configuration, or payments. When enabled, they may send relevant text, audio, images, chat, presence, or account-related data to the selected service according to its policies. Availability depends on third-party platforms and may be interrupted or changed when those platforms update their services.
Offline Core Included
The core chat, included avatar, local speech recognition, local voice, and included AI models work without a subscription. Advanced optional features may require additional setup, downloads, stronger hardware, compatible assets, or third-party services.
Stay Updated
Your companion evolves over time
Early users help shape how she grows
Follow development to stay up to date with future improvements
One-Time Purchase
Pay once
No subscription is required for the offline core experience
Offline core features continue working without cloud services
Performance while multitasking depends on your hardware and enabled AI, vision, and voice features.
System Requirements
Will my PC run this? →Minimum
- OS: Windows 10/11
- Processor: Quad-core 2.5 GHz
- Memory: 8 GB RAM
- Graphics: Integrated Graphics
- DirectX: Version 11
- Storage: 28 GB available space
- Sound Card: Required (TTS output + microphone voice input)
Recommended
- OS: Windows 10/11
- Processor: Quad-core 3.0 GHz
- Memory: 16 GB RAM
- Graphics: NVIDIA/AMD GPU with 4GB+ VRAM (for faster LLM inference)
- DirectX: Version 11
- Storage: 28 GB available space
- Sound Card: Required (TTS output + microphone voice input)
Supported Languages
*languages with full audio support
Latest news
AnnouncementsOfficial
v1.8.3 Released: Updated Animations + Small Fixes
Hi everyone,v1.8.3 has been released:Updated AnimationsThe animation system has been expanded and reorganized with additional conversational gestures, reactions, thinking animations, idle animations, and other various animations and tweaks.Animation selection and timing have been improved to provide greater variety and reduce repeated gestures and erratic movements. Animations now progress more naturally through their starting, looping, and ending stages before transitioning to the next state.CielChan will now look towards you when speaking despite the position of your mouse cursor and then return back to tracking your mouse once done.Blending and transition timing have been improved across dialogue, thinking, idle, emote, and movement animations.Avatar gaze handling has been refined to prevent certain animation states from briefly pulling the character’s head away from the cursor before snapping back.Added blinking to compatible VRM models including the default CielChan VRM model.Various Small Bug FixesFixed an issue that could cause the Change Voice panel to appear automatically when opening Settings after selecting a voice through the new quick Voice menu.Fixed an issue that could incorrectly display the speech-to-text restart warning after changing languages when restarting speech recognition was not necessary.Fixed a regression introduced in v1.8.2 that could cause the Observation route to occasionally capture an image of a black screen when the user was viewing their desktop, specifically while no other applications were open or used recently.Fixed an issue in the Custom Character Creator when saving your creation, it could in some cases save and use a preview of the models feet instead of the head/face when viewing your saved characters.Update will go live on Compact Branches and other Platforms shortly.Read full article on Community Announcements (Mutiny_)AnnouncementsOfficial
v1.8.2 Now Live: Interface Upgrade, Backend Improvements + Smarter Multilingual
Hi everyone,Following testing on the Beta branch, v1.8.2 has now been released to the main branch.Thank you to everyone who tested the beta and shared feedback. This update includes significant backend changes, interface upgrades, improved multilingual support, reduced resource usage, and further refinements made throughout beta testing.Backend and Local AI ImprovementsCielChan’s base harness and local model framework have been upgraded, allowing newer local models such as Gemma 4 to run within CielChan.The previous Llama 3.2 3B base model has been replaced with Gemma 4 E2B, which offers improved intelligence, generation speed, memory efficiency, and substantially better multilingual response quality. Startup times and general memory usage have been reduced as well.The original Llama-based build remains available through the optional Legacy branch for anyone who prefers the previous model and framework.UI UpdatesThe main vertical sidebar, chat box, and several other areas of the interface have been updated and reorganized.A new Home button has been added to the vertical sidebar. Selecting it opens a quick-settings menu containing shortcuts to areas such as:ActivitiesMicrophonePerformanceBrainOther commonly used settingsSelecting one of these options takes you directly to the corresponding settings section. This should make it easier for newer users to understand where different features and settings are located.The UI has received some extra visual polish and expanded color customization. Previously, changing your UI Color primarily affected the vertical sidebar and chat-box header. As of v1.8.2, your selected color is applied throughout the interface for a more consistent appearance.A new UI Color shortcut has been added to the bottom of the Settings menu for quicker access.Observation ImprovementsObservations now make better use of the context available through your enabled settings. When Vision is enabled, CielChan can better combine current visual information wi...Read full article on Community Announcements (Mutiny_)AnnouncementsOfficial
v1.8.2 BETA Live: Interface Upgrade, Backend Improvements + Smarter Multilingual
Hi everyone, v1.8.2 has now been released into BETA on the Beta branch so I can make sure there are no widespread compatibility issues before moving it to the main branch. To access the beta branch: Right-click CielChan in your Steam Library → Properties → Game Versions & Betas → select the beta branch. This update includes some significant backend changes, particularly an upgrade to CielChan's base harness and local model framework. This allows newer local models, such as Gemma 4, to now run within CielChan. The previous Llama 3.2 3B base model has also been replaced with Gemma 4 E2B, which offers improved intelligence, generation speed, and memory efficiency. Multilingual response quality is also substantially improved with this model. Startup time and general memory usage have also been reduced with this update. Once v1.8.2 moves to the main branch, the original Llama build will remain available as an optional Legacy branch for anyone who prefers to continue using the previous model and framework. UI Updates The main vertical sidebar, chat box, and several other areas of the UI have been updated and reorganized. A new Home button has been added to the vertical sidebar. Selecting it opens a quick settings menu containing shortcuts to areas such as: Activities Microphone Performance Brain Other commonly used settings {STEAM_CLAN_IMAGE}/46054536/033357f5cbeaa3e1c8500546d91972738f904d02.jpg {STEAM_CLAN_IMAGE}/46054536/74f7b66a9e88c07f89e0246f54abe9864ddb86e9.jpg {STEAM_CLAN_IMAGE}/46054536/65345786e4d71545acf9096706104c579b1d875f.jpg {STEAM_CLAN_IMAGE}/46054536/d579252da8cc69bce34a09546398ddf8fc213e14.jpg Selecting one of these options will take you directly to the related settings section. This has been introduced to make it easier for newer users to understand where different features and settings are located. The UI has also received some additional visual polish and expanded color customization. Previously, changing your UI Color primarily affected the vertical s...Read full article on Community Announcements (Mutiny_)AnnouncementsOfficial
CielChan Since Launch: 50+ New Features, 14 Languages & More
Hi everyone, Since CielChan launched on Steam in April, I’ve released more than 30 updates and hotfixes, adding new features and languages, responding to feedback, and continuing to improve the app. Since launch, CielChan has received: • 50+ new features and additions • New avatars, voices, custom voice options, and voice cloning • Watch Together, Tools, and experimental Goals • Major improvements to memory, vision, and performance • Expanded support across 14 languages • Numerous quality-of-life improvements, fixes, and backend optimizations CielChan is developed entirely by me as a solo developer, so I really appreciate everyone who has played, shared feedback, left reviews, reported issues, or suggested new features. Thank you for supporting CielChan and helping shape its development.Read full article on Community Announcements (Mutiny_)Patch NotesOfficial
Hotfix for 1.8.1 Released: Watch Together Game + Goals
Hi everyone, A small hotfix has been released which improves and addresses a few issues with the new Goals (Experimental) feature. This also includes a small UI fix so that when CielChan asks multiple follow-up questions to perform the task, the text no longer overlaps within that respective panel as well as a few other improvements and adjustments. There has also been a improvement to the Watch Together Game feature to handle memory and garbage collection more reliably, allowing lower-end devices to better utilize the feature with larger, more intensive games. Please keep in mind that when running CielChan Watch Together Game, your device needs enough available RAM for both CielChan and the game you are running. Hotfix also live on the Compact Branches + other web platforms shortly. Thanks, everyone!Read full article on Community Announcements (Mutiny_)






