Become the person you said you were
The habit tracker that never hits zero.
Momentum instead of streaks — no red for the days you missed. And Sage, your compassionate AI coach powered by Claude, forbidden from shaming you.
For anyone who’s bounced off streak apps.
The Runner
3 habits · rising
Momentum rising
+5% this week
- Built solo, no VC
- No ads, ever
- Your data stays yours
Streaks.Shame.Just momentum.
- 01
- Momentum — a gentle percentage. It rises, it dips, it never hits zero.
- 02
- Sage, your AI coach, is forbidden from shaming you. Two to four sentences, warm, specific.
- 03
- No streaks. No red days. No fire emoji. No RPG. No mascot.
- Mon2 of 3 habits74%
- Tue0 of 3 habits68%
- Wed1 of 3 habits64%
- Thu3 of 3 habits72%
- Fri3 of 3 habits82%
A bad Tuesday is not a failure. It’s Tuesday.
The coach that doesn’t shame you.
Two to four sentences. Warm, specific, identity-aware. Powered by Claude, constrained by a system prompt that forbids shame language.
No nagging. No guilt. No “you broke your streak.” Just a coach who talks to you the way you’d want to be talked to on a hard day.
Sage
Wednesday · 9:14pm
- You: I had a bad week. Haven’t opened this in five days. I feel like I failed again.
- Sage: You came back, though. That’s the whole game. Your momentum dipped to 34% — it didn’t hit zero, and it won’t. What feels doable today? One thing, the smallest version.
How it works
Momentum, never zero
A 14-day rolling average with a 5% floor. Take a week off and you're still at 40%, not zero. The work you've done can't be lost.
Built on identity
Pick who you're becoming, not what you have to do. "As a runner..." — not "running habit." Identity-first framing that actually sticks.
Sage, the compassionate coach
An AI coach powered by Claude, forbidden from shaming you. Two to four sentences, identity-aware, here when you need her and quiet when you don't.
Other apps use all-or-nothing. Selfsame uses a 14-day weighted average with a 5% floor — your momentum never reaches zero, and every check-in counts.
Everything you need to become who you want to be
Identity Engine
Pick from 7 archetypes or create your own identity
Momentum System
14-day weighted average that rewards consistency, not perfection
If-Then Plans
Every habit comes with an implementation intention anchored to your routine
Story Chapters
Your journey unfolds as a narrative, not a spreadsheet
Compassionate Design
No red numbers, no shame. Tough days are just part of the story
Multiple Identities
Be a Morning Person AND a Creative Soul. Track them separately
The principles behind Selfsame
Most habit apps exploit loss aversion. We designed around behavioral science that actually works long-term.
Compassion over shame
Tough day? Your momentum dips gently, it never hits zero. We bring you back instead of punishing you.
Identity over tasks
You're not checking boxes. You're becoming someone. Every habit ties to the identity you're building.
Your story, your data
AI-generated chapters document your real journey. No vanity metrics, no false perfection. Just your actual progress.
Everything you need to know
Start free. Grow when you're ready.
Core habit tracking is free forever. Premium unlocks Sage and deeper tools when you want to go further.
Free
No credit card. No trial-to-paid bait.
- 1 identity
- 3 habits per identity
- Momentum tracking
- Daily check-ins & context tags
- Share cards
- Add one partner
Premium
Billed $4.99/month. Cancel anytime.
No points. No streaks. No shame. Just the work.
- Unlimited AI coaching with Sage
- Unlimited identities & habits
- Adaptive difficulty adjustment
- Premium card themes
- Unlimited accountability partners
- Advanced analytics
- Milestone narratives
One check-in is enough.
Momentum starts at your first habit. The work you’ve done can’t be lost.
Start free — no credit card required