PNEO Breathe

Pneo (pronounced "NEE-oh") is a breathwork app built for results. Train your CO2 tolerance, calm your nervous system, and build real breathing fitness with guided techniques and progressive programs.

BREATHE BETTER, PERFORM BETTER

Most people breathe wrong. Shallow, fast, through the mouth. Pneo gives you the tools to fix that with structured breathing techniques and CO2 tolerance training used by athletes, freedivers, and high performers.

FREE TECHNIQUES

• Focus (Box Breathing) -- used by Navy SEALs to stay calm under pressure
• Relax (4-7-8) -- activate your parasympathetic nervous system in minutes
• Sleep -- a slow, guided wind-down to help you fall asleep faster
• Activate -- high-energy breathwork inspired by Wim Hof and Breath of Fire

CO2 TRAINING

• CO2 Tolerance Test -- measure your baseline with a timed exhale test
• CO2 Builder -- progressive breath holds to push your tolerance higher

PRO FEATURES

• Personalized CO2 Training -- sessions calibrated to your test score
• 4-Week Program -- progressive training that builds real breathing fitness, like strength training for your lungs
• Advanced Analytics -- track your progress with trends, personal bests, and session insights

DESIGNED FOR FOCUS No accounts. No social features. No ads. Just breathe. All your data stays on your device. Open the app, pick a technique, and start.

SUBSCRIPTION OPTIONS

• Monthly: $4.99/month
• Annual: $49.99/year ($4.17/month)
• Lifetime: $99.99 (one-time purchase)

All subscriptions include a 3-day free trial. Payment is charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period. You can manage and cancel subscriptions in your Apple ID account settings. Any unused portion of a free trial will be forfeited if you purchase a subscription.

Breathwork is not a substitute for medical advice. Stop immediately if you feel dizzy, faint, or unwell.

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