Quick Facts
| Author | Viertausendhertz GmbH |
| Narrator | David Ajala |
| Runtime | 5h27m |
| Published | November 27, 2025 |
| Rating | 4.8 / 5 (1,173 ratings) |
| Categories | Health & Wellness, Physical Illness & Disease, Science & Engineering, Science |
| Format | Audiobook (Digital) |
| Platform | Audible |
About This Audiobook
Welcome to our voyage of discovery. In this series we’ll be travelling to many hard to reach places. Some hidden from view entirely: deep waters, high skies, the vastness of space.
Why Listen to Sleep Yourself Smart?
- Expert narration by David Ajala brings every character and scene to life across 5h27m of immersive audio.
- Bestseller-quality story from Viertausendhertz GmbH, rated 4.8 stars by 1,173 listeners.
- Free with your Audible trial — keep the audiobook forever even if you cancel.
- Perfect for commutes, workouts, and relaxation. Listen anywhere, anytime.
Download: Sleep Yourself Smart
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Sleep Yourself Smart by Viertausendhertz GmbH is an immersive listening experience. Performed by David Ajala with a runtime of 5h27m, you can start with a free trial that you can cancel at any time. The audiobook remains yours forever, even if you end the trial.