Engineered for Space-Grade Rest
Sleep Like
an Astronaut
Science-backed power naps engineered for peak performance. Wake up sharp, focused, and ready — with zero sleep inertia.
Available on Android · iOS coming soon
Science-backed
Engineered for Peak Performance
Every feature is designed around sleep science to give you maximum mental recovery in minimum time.
Zero Sleep Inertia
Our smart algorithms end your nap at the optimal sleep stage, so you wake up sharp — not groggy.
Optimized Focus Cycles
Calibrated nap durations restore cognitive function and boost creativity without disrupting your night sleep.
Smart Wake Technology
Gentle, phase-aware wake signals that respect your sleep cycle. Rise naturally, at the perfect moment.
Ambient Soundscapes
Curated audio environments — from white noise to nature sounds — designed to accelerate sleep onset.
Session Analytics
Track your nap patterns and discover your optimal rest window for peak daily performance.
No Subscriptions
One purchase, full access, forever. No recurring charges, no paywalls, no feature gating.
How it Works
Three Steps to Better Rest
No setup, no learning curve. Just pick your time and let NapTune handle the rest.
Set Your Timer
Choose your ideal nap duration — from a quick 10-minute power nap to a restorative 30-minute deep session. Our smart presets are calibrated to your sleep cycles.
Drift Off Naturally
Close your eyes while ambient soundscapes guide you into sleep. NapTune monitors your nap phase and prepares the perfect wake window.
Wake Up Sharp
A gentle, phase-aware alarm ends your nap at the optimal moment — before deep sleep sets in. You wake up alert, focused, and ready to perform.
Sound Design
Compose Your Sleep Environment
Mix and layer scientifically crafted soundscapes to build your perfect pre-sleep environment. Each channel is engineered to mask distractions and accelerate sleep onset.
- 🎵 5 nature & space soundscapes: Space, Forest, Fire, Rain, Ocean
- 🌙 Adaptive fade-in & fade-out profiles
- 🔔 Alarm that blends seamlessly into your sound mix
Daily Intelligence
Science-Backed Tips & Warnings
NapTune delivers a fresh insight every day — personalized nudges to optimize your rest and protect your night sleep.
The 20-Minute Rule
Keeping naps under 20 minutes prevents entering deep sleep stages, so you wake up sharp instead of groggy.
The Caffeine Nap
Drink a coffee right before napping. Caffeine takes 20 minutes to kick in — timed perfectly with your wake-up.
Dim the Lights
Even 5 minutes in darkness boosts melatonin and dramatically speeds up the time it takes to fall asleep.
Ride the Post-Lunch Dip
Your body has a natural alertness dip between 1–3 PM. This is your optimal nap window — use it.
Avoid the 4 PM Nap
Napping after 4 PM reduces sleep pressure and can delay your bedtime by hours, disrupting your night rest.
Adenosine Clearance
Even a short nap clears adenosine (the fatigue molecule) from the prefrontal cortex, restoring focus fast.
New tip delivered in-app every day. Personalized to your nap history.
Blog
Latest from the Blog
Tips, science, and stories about the art of the perfect power nap.
The Science Behind Power Naps
Discover why a 20-minute nap can boost your cognitive performance by up to 40%. The neuroscience of power napping explained.
5 Signs You Need a Power Nap Right Now
Your body sends clear signals when it needs a reset. Learn to recognize them and use a strategic nap to stay at your best.
Your Best Nap
Starts Tonight
One purchase. Full access. No recurring charges, ever.