Your gut already knows. We help you hear it.
A private thinking partner for the conversations you keep having with yourself: the ones you replay, over-analyze, and never quite resolve. Undine is the AI behind it, not the point of it.
Free & encrypted · messages can't be read by anyone else*
On Google Play, App Store release next week
You'll probably recognise this
- You rehearse the conversation before it happens, then replay it after.
- You've rewritten the same text four times and still haven't sent it.
- You already know why you reacted that way. Knowing hasn't changed it.
- You'd rather work it out yourself than make it someone else's problem.
Undine doesn't diagnose, treat, or replace a therapist. It's the low-stakes place to get steady enough to know what you need, and take that step when you're ready. Everything you share stays encrypted and private, used only to help Undine understand you, never shared or sold.
Built for the 11pm version of the conversation
The moment you'd otherwise sit with alone: that's what this is for.
Always open
No waiting room, no booking a slot two weeks out. Talk when the feeling is actually happening.
Remembers your patterns
Undine builds a picture of what tends to happen for you over time, so it's not starting cold every time.
Judgment-free by design
Original frameworks, built to help you understand yourself, never to tell you who you are.
A bridge, not a substitute
When you're ready for more, Undine helps you get there. It was never trying to be the whole answer.
Three moves, every time you open it
Not a script. A rhythm. Each conversation moves through the same shape, so it never feels like starting from zero.
Say what actually happened
No framing required. Bring the messy version: the argument, the spiral, the thing you can't stop replaying, and start from there.
Find the pattern underneath
Undine asks the question that gets past the surface story, and helps you name what's actually driving it, without telling you what you are.
Try the smaller version first
One concrete thing to attempt: a sentence to say, a boundary to test, small enough to actually do before your next conversation.
Messages are encrypted on our servers.
Not another wellness app with a mascot
- No "you've got this!" affirmations.
- No worksheets, streaks, or homework.
- No therapy-speak or diagnosis.
- No feed, no followers, no one else in the room.
Just a sharp, private conversation that actually goes somewhere.
The follow-up question you'd usually skip past
Undine asks the one that gets you past "I'm fine" to what's actually going on, then reflects the pattern back, so you're not just talking in circles.
Rehearse the sentence before you have to say it
Say the hard thing out loud here first, as many tries as you need. Low stakes, no apology buried in it, until it lands the way you mean it.
“I didn't need someone to fix it. I needed somewhere to say it out loud first.”
An early tester, on why they kept coming back
Start for free. Stay for as long as it's earning its keep.
No contracts, cancel anytime.
See if it clicks.
- A 7-day trial, no card required
- A few short conversations to feel whether it goes somewhere
- Doesn't yet learn your patterns over time
- Picks up where you left off, but won't connect the dots for you
Your everyday thinking partner.
- Always there when the feeling actually is, no waiting for a slot
- Room for a daily check-in, even on the busy days
- Built-in support for the three things people come here for most: relationships, confidence, and stress
- Enough conversation each month that you're not watching a counter
- Remembers what you talked about and pulls it into your next conversation, so you're not starting from zero each time
For a heavy chapter.
- For when you're really in it, or this has become part of how you work on yourself
- More than 3 times the monthly usage limit of Plus
- Longer conversations and a fuller profile built across all sessions
- Deeper memory, so Undine connects what's happening now to what's come up before
- Early access to new frameworks
How is this different from ChatGPT?
It remembers you across weeks, not just one thread. It's built for exactly one thing: working through what's on your mind, and it won't just agree with you to be nice.
Is this therapy?
No. It's the thinking-out-loud step around therapy, the 11pm version of the conversation, not a replacement for one.
Who sees my conversations?
No one. Everything is encrypted, kept private, and never used to train any model.
More questions? Read the full FAQ.
Be one of the first hundred voices
Our beta testers keep coming back to it. Undine is live now on Google Play, and pending App Store approval. On iPhone? Join the list and we'll email you the moment it's live - likely in the coming week or so
No spam. One email when it's live, nothing before that.