85 sessions · generated on your device

Library

Choose by purpose, compare with a one-minute sample, then start the full session. Every session shows its evidence level.

Purpose

Filters

Duration
Sound type
Evidence level

A session's evidence level is the weakest of the scientific claims linked to it. Evidence library

Listening

85 sessions

Relaxation

17 sessions
  • Collection · 3 sounds

    Breath Pacing

    Pacing at six breaths a minute: 3, 5 and 10 minutes. Slow breathing can support a body response linked to relaxation; don't force or hold your breath.

    Sounds 3 min–10 minNo headphones needed

    Evidence level B: Moderate evidence
  • Alpha 10 Hz · Calm Wakefulness

    Two tones 10 Hz apart, one per ear, over light pink noise. Listen with stereo headphones.

    15 minStereo headphones requiredBinaural + noise

    C · Preliminary/mixed evidence
  • Wind and Drone

    A light wind and a soft drone on A2 (440 Hz tuning). A soundscape with no claim of any effect.

    20 minNo headphones neededTone and drone + soundscape

    S · Soundscape, no claim

Focus

8 sessions
  • Gamma 40 Hz · Isochronic

    An isochronic tone pulsing 40 times a second over light pink noise. No headphones needed.

    25 minNo headphones neededBeats and pulses + noise

    D · Insufficient evidence
  • Working by the Stream

    Fifty minutes of a flowing stream; a steady background that softens nearby chatter and hum.

    50 minNo headphones neededSoundscape

    S · Soundscape, no claim
  • Deep Focus · Brown Noise

    25 minutes of focus, 5 minutes of rest; a bell at each switch. 4 cycles.

    2 hNo headphones neededNoise + bell and resonance

    B · Moderate evidence

Sleep

22 sessions
  • Collection · 4 sounds

    Night Noises

    Noise colours that last all night, from brown to grey. They cover surrounding sounds; we suggest speakers and a low volume while you sleep.

    8 h per soundNo headphones needed

    Evidence level C: Preliminary/mixed evidence
  • Collection · 3 sounds

    Rain Sounds

    Rain in the open, behind a window and on the eaves of a highland house. All procedurally synthesised, with no loop seams.

    1 h per soundNo headphones needed

    Evidence level C: Preliminary/mixed evidenceEvidence level S: Soundscape, no claim
  • Collection · 4 sounds

    Indoors and Travel

    Steady hums reminiscent of a fan, an air conditioner, an airplane cabin and a car interior. All are synthesised on the device, not recorded.

    Sounds 2 h–8 hNo headphones needed

    Evidence level S: Soundscape, no claim

Meditate

9 sessions
  • Theta Meditation

    20 minutes with an opening and a closing bell.

    20 minStereo headphones requiredBinaural + bell and resonance

    C · Preliminary/mixed evidence
  • Silent Meditation Timer

    A very light breeze and an interval bell every 5 minutes. 20 minutes.

    20 minNo headphones neededSoundscape + bell and resonance

    B · Moderate evidence
  • Alpha to Theta Descent

    The beat glides from 10 Hz to 6 Hz over 10 minutes, then holds.

    25 minStereo headphones requiredBinaural

    C · Preliminary/mixed evidence

Explore

29 sessions
  • Series · 4 parts

    Threshold

    A four-part ritual: a descent from alpha to theta, stillness, expansion and return. We suggest leaving at least a day between parts.

    Parts 25 min–35 minStereo headphones required

    Evidence level T: Traditional/spiritual practice
  • Series · 9 parts

    Solfeggio Path

    The nine pure tones of the Solfeggio list, from low to high. The list is a modern spiritual interpretation popularised in the 1990s; there is no scientific evidence and lists vary between sources. For curiosity and listening practice, at a low volume.

    15 min per partNo headphones needed

    Evidence level D: Insufficient evidenceEvidence level T: Traditional/spiritual practice
  • Series · 7 parts

    Chakra Journey

    A seven-stage listening ritual, from root to crown. The tones come from Hans Cousto's cosmic octave set: octave multiples of periods such as the Earth's rotation, lunar phases and orbits. Chakra frequencies are a spiritual practice from various traditions; sets vary between schools and there is no scientific evidence.

    10 min per partNo headphones needed

    Evidence level T: Traditional/spiritual practice