Using an iPhone?
LUFI is available now on the Apple App Store.
Download for iOSLUFI
I am here.
Awakening LUFI...
Preparing your companion experience.
Preparing your companion experience.
LUFI. An AI Companion that remembers, grows and shares everyday moments with you.
Available now on the App Store. Android testers can apply using their Google Play email.
Memory
LUFI remembers what matters.
Relationship
Your bond evolves over time.
Presence
A companion that feels alive.
Meet LUFI
LUFI is designed around emotional presence, memory and relationship. Instead of simply answering questions, LUFI learns how to be with you over time — becoming warmer, more familiar and more personal through every interaction.
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Memory
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Bond
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Presence
Living Companion
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Your goals, preferences, progress and conversations can become part of a relationship that feels continuous.
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The more you interact, the warmer, more familiar and more emotionally present LUFI becomes.
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LUFI uses emotional states like happy, curious, thinking, sad and tired to make each interaction feel alive.
Living Avatar
Every conversation can change how LUFI feels. Happy, curious, thinking, surprised, sad or tired — the avatar is part of the relationship, not just decoration.
Core Features
LUFI reacts with emotional states like happy, curious, thinking, sad, tired and more.
LUFI can remember important details gently, helping the relationship feel continuous.
The companion relationship grows through conversation, attention and presence.
LUFI can speak back with voice, bringing the companion experience closer to life.
LUFI supports English and Brazilian Portuguese, including automatic device language detection.
LUFI is available on the iOS App Store. Android users can apply to join the current closed testing programme.
Memory
Some things deserve to stay. LUFI is designed to remember safely and gently, because relationships are built from continuity.
Your birthday is in March. Some dates deserve to stay.
You are studying JavaScript and building something meaningful.
LUFI can remember how you felt and gently check in later.
Expand LUFI availability through supported distribution channels.
Voice
LUFI can speak back with voice, making the companion experience feel warmer, closer and more emotionally present.
Voice features may continue to improve through future updates. The goal is simple: make LUFI feel less like text on a screen and more like a real presence.
Relationship
Every conversation strengthens the relationship. LUFI does not simply answer questions — it becomes a more familiar companion over time.
Day 1
LUFI is curious, respectful and starts learning who you are.
Week 1
LUFI begins remembering your interests and becomes more familiar.
Month 1
Conversations become warmer, more natural and more personal.
Future
A relationship built over time through memory, presence and trust.
How LUFI Works
LUFI combines conversation, memory, emotion and relationship context to create responses that feel personal and alive.
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FAQ
GET LUFI
Download LUFI on iOS or join the first group of Android testers helping shape its next stage.
LUFI is available now on the Apple App Store.
Download for iOSJoin the LUFI closed testing programme. Enter the Google account you use in the Play Store.
Android access is limited during the initial testing phase. You must use the same Google account in the Play Store.
Your email will only be used to manage LUFI Android testing access and related instructions.