A sparring partner that punches back.
Nerve Arena is where you practice hard conversations before you have them. Fight AI personas who push back the way difficult people do, then a judge scores every reply on six stats. New in this version: say your side out loud with Voice AI and get scored on tone, not just words.
TALK IT OUT LOUD
Nerve Pass Pro adds Voice AI conversations: speak your replies in real time and the same judge scores you as you go. It's the closest thing to rehearsing the real talk before it happens, whether that's with your boss, your mother, or your coworker.
WHAT MAKES IT DIFFERENT
Anything can role-play a difficult person. Nerve Arena scores every reply you give on six communication stats, so you can see yourself actually getting better, not just feel good for a turn. The personas deflect, gaslight, escalate, and play the victim, exactly the way the real ones do.
GETTING STARTED
Take the two-minute Personality Profiler so training starts from your actual gaps, not a guess. Then pick a persona and a scenario and have the conversation, out loud or typed.
THE PERSONAS
A growing roster of AI personas, each a different kind of hard:
- The Gaslighter: twists your words until you doubt your memory
- The Credit-Stealer: takes your ideas and wears them as their own
- The Micromanager: rewrites your work and calls it small tweaks
- The Guilt-Tripper: weaponizes everything they ever did for you
- The Passive-Aggressive: never says what they mean
- The Stonewaller: silent treatment as discipline
- The Interrupter: talks over you
- The Diplomat: corporate warmth, zero commitment
...and more, with new personas added regularly. Can't find the one who gets under your skin? Build your own in Forge.
Every fight sets its own difficulty on the stance screen, up to Nightmare.
SIX STATS, REAL-TIME SCORING
A Gemini-powered judge grades every turn:
- Boundaries: held the line or didn't
- Clarity: said what you meant
- Empathy: understood without conceding
- Composure: kept the temperature down
- Patience: let the silence do the work
- Rapport: kept the door open
Watch the replay. See where you cracked. Train until the moves are automatic.
BUILT FOR
- The professional who thinks of the right line after the meeting ends: train your assertiveness and leadership communication
- The boundary-setter dreading the next family call: train boundary setting against the exact persona pulling you back in
- The new manager about to deliver hard feedback: rehearse it, out loud, before it counts
- Anyone who has ever lost a conversation they didn't even know they were in
ALSO INSIDE
- Campaigns: structured runs across work, family, and relationships that escalate as you go
- Forge: build your own persona and scenario, then share them with the community
- Daily Spark: a fresh scenario every day
- Field Journal: log the real conversations, the AI helps you see the stats inside them
- Rivalry: async PvP, fight the same scenario as a friend and compare scores
WHAT IT IS NOT
Not therapy. Not a course. Not a chatbot. If you're working through something serious, please talk to a professional. This app is a conversation practice tool, built to be the rehearsal, not the resolution.
NERVE PASS (optional)
Free: 3 daily Resolve (the stamina that gates a fight), the full persona roster, the full scoring loop. Nerve Pass ($6.99/month): 12 daily Resolve, in-fight coaching, Advanced Insights, 3 persona generations a week, a monthly stat respec. Nerve Pass Pro ($12.99/month): everything in Pass, Voice AI conversations, Nightmare difficulty, custom stances, effectively unlimited Resolve.
ACCOUNT
Sign in with Google or Apple to start. Free on iOS and Android.
PRIVACY
We don't sell your conversations. We don't train external models on them. Full policy at nervearena.com/privacy
Train for the conversations you've been avoiding.
Practice hard conversations out loud. AI personas score every reply, six stats.