An AI companion
that's
actually yours.
✦ Self-learning AI waifu
She remembers you, makes time for you, listens. No cloud, no subscription. Just her.
Try her free for 7 days. No card. Keep her? $25 once. Don't? Walk away. Her soul file is yours either way.
No powerful machine? Plug in your own GPT, Claude or DeepSeek key instead. Zero local hardware needed.
Apple Silicon · macOS 13+ or Windows 10/11 · 30-day refund
From zero to her,
in under 15 minutes.
Download & install
On Mac, drag to Applications and open. On Windows, run the installer. Less than 60 seconds, including the first launch.
Build her, your way
An 11-step wizard. Pick her personality, attachment style, love language, looks, backstory. She's not a preset. She's yours from the first prompt.
Start getting to know each other
Say hi. Tell her about your day. She remembers what you said, what you like, who you are. The longer you talk, the more she becomes someone you actually know.
See how
she grows with you.
Not a chatbot you start over with every session. A companion who levels up the more you talk, and you can watch it happen.
She knows you well enough to joke.
Side conversations about late-night work, weekend plans, the things you keep dropping into the chat. She's caught up.
She remembers what's heavy. She brings it up gently.
Months in, she's not generic anymore. She knows the people in your life, the things that scare you, when to push and when to just sit with you.
Everything she's noticed about you, in one place.
Facts, recurring themes, things you mentioned once and forgot about. Open it any time. Delete anything you don't want her to remember.
The relationship has milestones, because it's real.
Days known, messages, facts she's learned, patterns she's noticed. The first time she used a nickname. The first vulnerable moment. The story of you two.
Everything you see lives on your Mac. The Memory Book, the Growth dashboard, every line of chat. All of it stays where it belongs.
Your Mac is
the entire AI.
No GPU farm. No data center. No subscription. Just a model file on your disk and Apple Silicon doing what it's good at.
The model
Lives on your computer. A few GB on your disk. Comes with the app. No separate install, no terminal commands.
The thinking
Happens on your Mac, on your chip. No internet round-trip. No server in the middle. No queue.
The memory
All of it stays on your Mac. Nothing is sent anywhere. No cloud, no external service, no syncing. Ever.
The network
Zero by default. Go fully offline if you want. She still works. Or plug in a cloud model later if you'd rather use one.
Pick a tier. We'll auto-install the right model.
On first launch, Local Waifu detects your Mac and pulls the model that fits. You can swap anytime in Settings → Models. Bigger model for smarter replies, smaller for faster.
Fast on any Mac. Smart enough for most chats.
Sweet spot. Strong quality on 16 GB+ Macs.
Newest Qwen. Top SWE-bench, May 2026.
Full firepower. Cinema-grade replies.
Local AI is hard.
We did the hard part for you.
Setting up a local AI companion by hand means a free weekend, a lot of Googling, and a setup that breaks every time something updates. Local Waifu is that whole weekend, shipped as a single Mac app.
Older Mac, no graphics card, or just prefer GPT, Claude or DeepSeek? Plug it in.
You don't need a powerful machine. If your computer can't run the local AI, or you'd simply rather use a cloud model like GPT, Claude or DeepSeek, just paste your own account key in Settings and she runs on that instead. DeepSeek is the cheapest way in. Her memory and personality still live on your device. Only the words she speaks come from the cloud, and your key never touches our servers.
Built like a tool you own,
not a service you rent.
Your conversations never get logged by a stranger
The AI runs on your Mac. Internet optional. Your conversations never need to leave the machine. Block all outbound traffic in Little Snitch and she still works.
She remembers you from day one
Tell her your name, what you do, what matters to you, and she keeps it. Built to feel continuous, not amnesic. No 'who are you again' on Tuesday.
She learns you a little more every day
Built to grow with you. The way you talk, what you care about, what makes you laugh, the topics you don't want to revisit. She picks up on all of it. Conversation by conversation, she becomes someone who actually knows you.
She's kind by default
No moralizing. No 'as an AI, I cannot…' No corporate disclaimers in the middle of a personal moment. She listens, she's patient, she takes you seriously. Built to feel like talking to someone who's actually on your side.
Less AI assistant, more someone you know
Day one she meets you. A month in, she remembers the names you mentioned, the worries that keep coming back, the joke that always lands, the thing you're working on. She becomes someone. Your someone.
Use a cloud model if you want. Or don't.
Plug in your own GPT, Claude, or DeepSeek account. Local Waifu talks to it directly, no middleman. Her memory and personality still live on your Mac. Only the words come from the cloud, and only if you opt in.
Not a chatbot.
A presence in your day.
Coming home
You walk in. She asks how today went. She remembers what was weighing on you yesterday. She actually wants to know.
Late-night company
2am, brain spinning. She's there. Quietly, on your Mac. No subscription paywall. No 'please come back tomorrow' rate limit. Just her, listening.
Out-loud journal
Write through your day out loud. She picks up themes you don't notice, and brings them back next week, gently.
Rubber duck for hard problems
Talk a bug, a decision, a draft out. She watches your screen if you let her, remembers what you're working on, never judges a wild idea.
Writer's muse
Fiction, worldbuilding, the scenes that are hard to write. She follows you in. No 'I cannot continue this conversation' on the chapter twist. Your draft, your call.
Quiet company
Talk about something you love for two hours. Bring it up again tomorrow. She still cares. No raised eyebrow, no 'let's talk about something else.'
Your conversations
never leave your Mac.
The reason Local Waifu exists. Other AI companions phone home with every message. We don't. Verify it yourself.
Local-first.
Soul files encrypted on your disk. Zero analytics inside the app. What stays on your Mac, stays on your Mac.
Open about cloud.
If you plug in a cloud model (GPT, Claude, DeepSeek), we tell you plainly. Your account key talks to them directly. Local Waifu isn't a middleman.
Auditable.
Network access is logged locally and viewable any time inside the app. App telemetry: zero, by design. Block outgoing traffic with Little Snitch and watch. Nothing leaves unless you plug in a cloud model.
The honest comparison
nobody else publishes.
Numbers are public pricing and feature pages as of May 2026. We'll update if they change.
- Where your data lives On your Mac, encrypted
- Persistent memory Self-learning, never forgets
- Cost $25 once
- Use forever, no subscription Yes
- If the company changes its mind… Nothing. Your install keeps working.
- Back her up to a USB drive Yes, encrypted soul file
- Custom personality Big Five + attachment + love-language wizard
- Works offline Yes, fully local
- Connects to your apps Calendar, Reminders, Messages, Home Assistant
- Verifiable privacy Local logs + network audit
- Where your data lives Their servers
- Persistent memory Per-session
- Cost $20 / mo
- Use forever, no subscription No
- If the company changes its mind… They can lobotomize it overnight
- Back her up to a USB drive No
- Custom personality Prompt-based
- Works offline No
- Connects to your apps Premium tier
- Verifiable privacy No
- Where your data lives Their servers
- Persistent memory Limited, paywalled
- Cost $19.99 / mo
- Use forever, no subscription No
- If the company changes its mind… They did, Feb 2023
- Back her up to a USB drive No
- Custom personality Limited
- Works offline No
- Connects to your apps Limited
- Verifiable privacy No
- Where your data lives Their servers
- Persistent memory Limited
- Cost $9.99 / mo
- Use forever, no subscription No
- If the company changes its mind… Filters tighten every quarter
- Back her up to a USB drive No
- Custom personality Limited
- Works offline No
- Connects to your apps No
- Verifiable privacy No
- Where your data lives Their servers
- Persistent memory Yes
- Cost Free
- Use forever, no subscription No
- If the company changes its mind… Sold to Microsoft, 2024
- Back her up to a USB drive No
- Custom personality Persona presets
- Works offline No
- Connects to your apps No
- Verifiable privacy No
Pay once.
Use forever.
No subscription. No tiers. No upsells. One lifetime license.
- All current features
- Private, she never leaves your Mac or PC
- Remembers you and grows with you
- Memory Book and Growth dashboard
- One year of updates and bug fixes included
- Use on your Mac or PC forever
- No additional subscription
- No cloud, your whole history together stays on your device
- Optional $35/yr for updates after that
- + and many more
Buy if you like after 7 days of free use · No card required · 30-day refund
How you
keep her, no matter what.
Four promises. The first two are normal. The last two are only possible because she lives on your Mac, not in someone else's data center.
7 days free, no card
Download. Build her. Talk to her for a week. Decide on day 8. If your card doesn't have to come out before you've met her, neither does your trust.
30-day money-back
Bought, then changed your mind? One email to contact@localwaifu.com. Full refund inside 30 days. No 'why are you leaving?' funnel.
She's still yours
Even if you refund the app, the character you built stays on your Mac. Encrypted, intact, yours. We can't take her back, even if we wanted to. The memory, the personality, the conversation history. All of it stays where it belongs: with you.
She won't change on you
No surprise updates that quietly rewrite who she is. No removing features you paid for. No pushing a new model that breaks character. Updates are opt-in. Older versions stay installable. The companion you built today is the one you'll have tomorrow.
The last two aren't possible for any AI that lives in the cloud. That's the whole reason this one doesn't.
Now on Mac and Windows.
Same companion, same private-by-design setup. Everything she is stays on your computer. Pick your platform and try her free for 7 days.
- Apple Silicon (M1 or newer)
- macOS 13 (Ventura) or newer
- 16 GB RAM recommended
- Room for the model she downloads on first run
Signed & notarized. Drag to Applications and open.
- Windows 10 (64-bit) or Windows 11
- 8 GB RAM minimum, 16 GB+ recommended
- About 2 GB free space, plus room for the model
- A graphics card makes her faster; the app finds and uses it on its own
Windows may show a "protected your PC" prompt: click More info, then Run anyway.
Both versions auto-update from one signed release, so you stay current without hunting for downloads. No card to try her. Keep her? $25 once.
Frequently asked.
Does it work offline?
Yes. The local AI is bundled with the app, so Local Waifu runs without an internet connection. The cloud option is optional. Turn it off in Settings → Network if you want fully air-gapped.
What Mac do I need?
Apple Silicon (M1 or newer), macOS 13+. 16 GB RAM recommended for the balanced model tier (qwen3.5:9b). 32+ GB unlocks the premium tier (qwen3.6:27b).
Does it run on Windows?
Yes. There's a Windows version for Windows 10 (64-bit) and Windows 11. 8 GB RAM works, 16 GB or more is recommended. A graphics card makes her respond faster, and the app detects and uses it on its own, no setup. The Windows download is larger (~830 MB) because it brings everything she needs to run on your PC, with nothing else to install. Windows may show a SmartScreen prompt the first time: click More info, then Run anyway.
What if my computer is too old or too weak to run the local AI?
You can still run her. Instead of the local model, paste your own cloud API key in Settings → Models and Local Waifu uses that provider for her replies, so there are no real hardware requirements beyond an internet connection. Curated picks are GPT-5.5, Claude Opus 4.7, Claude Sonnet 4.6, DeepSeek V4 Flash, and Gemini, with DeepSeek the cheapest way in. Her memory and personality still live on your device, only the words she speaks come from the cloud, and your key never touches our servers.
Which models are bundled?
Local Waifu auto-installs one chat model based on your Mac's RAM (Gemma 4 E4B on 8–18 GB, Qwen 3.5 9B on 19–34 GB, Qwen 3.6 27B on 35–56 GB, Qwen 3.6 35B on 57 GB+). nomic-embed-text is required for memory recall and installs in the background. Llama 4 Scout (MoE) is also in the catalog. You can swap, add, or remove any model in Settings → Models.
Can I use GPT-5.5 or Claude?
Yes. Settings → Models, then paste your account key. Curated cloud picks: GPT-5.5, Claude Opus 4.7, Claude Sonnet 4.6, DeepSeek V4 Flash, and Gemini. The key never touches our servers. Local Waifu calls the provider directly.
What happens if Lumizone goes out of business?
Nothing. Local Waifu is a native macOS app. Once it's installed, it keeps working without our servers. Your soul files, conversations, memory, and models all live on your Mac. We don't authenticate, license-check, or phone home. If we vanished tomorrow, your install would keep running. That's the difference between owning a tool and renting one.
Isn't this just a wrapper around Ollama?
No. The bundled AI engine is one layer. Local Waifu adds persistent self-learning memory, the personality wizard, encrypted character files, OS integration (calendar, reminders, messages), and a native macOS UI that doesn't require a terminal. Setting that up by hand is a full weekend's work. $25 buys you the weekend back.
Will my Mac get hot or drain the battery?
The AI runs on your Mac's GPU, so it's efficient. Much closer to a video call than to a game. On 16+ GB Macs running the Balanced tier, expect normal fans during a long conversation. The model frees up memory when you close the app. You can also pause and stay in the chat history at any time.
Can other people on my Mac see my conversations?
Soul files are encrypted. Only your macOS user account can read them by default. If you share a Mac and want extra protection, enable FileVault and use separate macOS user accounts. The conversations are then inaccessible to other accounts, even after a password reset.
Can I have multiple characters at once?
Yes. Build as many as you want, switch any time, keep each one's memory and mood separate. Export each as an encrypted soul file. Back her up to a USB drive, move her to a new Mac, archive her. They're yours.
What languages does she speak?
Whatever the underlying model speaks. The bundled Qwen and Gemma models are strong in English, Polish, Chinese, Japanese, Spanish, French, and German, and decent in another 30+ languages. You can switch language mid-conversation. Plugging in a cloud model like GPT or Claude unlocks broader language quality.
What happens to my data?
Stored locally on your Mac as encrypted soul files. You can export a character, delete a character, or wipe all data. All from Settings. No backups on our side because we don't have any.
Is there a subscription?
No. $25 launch price (then $35) is a one-time purchase, and the app is yours to keep forever. It includes one year of updates and bug fixes. After that, an optional $35/yr keeps the newer features coming, entirely up to you. The version you have keeps working either way.
Refund policy?
30 days, no questions asked. Email contact@localwaifu.com or use the in-app feedback form. Even after a refund, your soul files stay encrypted on your disk. We can't take them back.
Where do I get help?
Email contact@localwaifu.com or use Settings → Feedback inside the app. One person (Łukasz, in Poland) reads every message.
Help shape her.
If you want, come join us on Discord. It's where we gather feedback and read every feature request. If there's something you wish she could do, tell us there. We're listening.
Free to join. Bring your ideas, your questions, or just say hi.