Neru: Minimalist Sleep Sounds

Neru is a minimalist sleep companion: mix soothing sounds, drift off with a gentle timer, wake up softly and understand your nights — all fully offline, with no account and no ads. 🌙 FALL ASLEEP TO SOUND • A calm, distraction-free sleep timer — pick any duration, or let it play all night • Sounds fade out slowly at the end, so they never wake you • Add 5 minutes with one tap, pause by touching the dial • A gentle 4-7-8 breathing rhythm pulses in the dial to slow you down • Soft ambient scenes behind the timer: bubbles, stars, fireflies or aurora 🎵 YOUR PERFECT MIX • Blend up to 5 sounds at once, each with its own volume • Dozens of hand-crafted loops: lofi melodies, night piano, music box, rain, ocean, campfire, crickets, thunder, wind, fan, train, a purring cat, white noise, binaural delta & theta waves and more • Import your own music and mix it with nature sounds • Reliable playback with the screen off — no interruptions, no stutter ⏰ WAKE UP GENTLY • Alarms with progressive ringtones: standard, birds, chimes — or any song you import • Blend catalog sounds into your very own alarm sound • Weekday schedules, per-alarm snooze, and a live "hours of sleep" estimate while you set the time • Nap mode: close your eyes, Neru wakes you when the timer ends 📊 KNOW YOUR NIGHTS • Automatic, sensor-free sleep tracking: your nights are estimated from your timer and alarms — nothing to wear, nothing to charge • Weekly, monthly and yearly charts with your sleep goal, average, best streak, usual bedtime and wake-up time • Rate your nights to spot what works • Export your whole night history as a single backup file 🕯️ MADE FOR THE DARK • Nightlight: an ultra-dim clock that won't light up your room • Bedtime reminders that nudge you to wind down • Deep dark theme with customizable accent colors • Home-screen widgets • Available in 27 languages 🔒 PRIVATE BY DESIGN Your sleep is nobody's business. Neru works 100% offline: no account, no cloud, no ads, no tracking. Your data never leaves your phone unless you export it yourself. Neru is free to use, with no ads and no subscription. A single one-time purchase unlocks the full sound library, larger 5-sound mixes, all ambient scenes, home-screen widgets and advanced statistics. Sleep easy. Wake fresh. 🌙