Listen to Ketones, The Fourth Fuel: Warburg to Krebs to Veech, the 250 Year Journey to Find the Fountain of Youth by Travis Christofferson

Hitch Frenzy

With this app, I've turned my daily commutes into exciting journeys through the world of literature. WiFi downloads save a lot of time. Great feature!

Dr. Jam Man

Bookmarking on ListenBook makes it easy to pick up where I left off – no more searching for my spot! 🚗 Transforming long drives into memorable journeys through the magic of audiobooks! 🚗📚 User-centric audiobook joy – this app's ease of use is impressive.

Old Orange Eyes

🏃‍♀️📚 Combining exercise and exploration – audiobooks make my runs more exciting! 🏃‍♀️🎧 ListenBook Pro's noise reduction feature is like a magical spell that transports me into the heart of the story. Beautiful design and intuitive interface. Very pleased.

Evil Smith

Thank you for making literature more accessible, enjoyable, and immersive. This app is a game-changer! 🚶‍♀️🎧 Enjoying the great outdoors while immersing myself in fantastic tales – walking never felt this magical! 🏞️📚 Every moment is an adventure with this app by my side. Its intuitive features and diverse format support ensure that my audiobook journey is seamless and exciting. 🌌🎧 I love the variety of themes available. It makes the app feel personalized. This was my first audiobook in this genre and I'm hooked! The performance brought the story to life in a way reading never could. Already downloaded another by the same narrator.

Winter Bite

With ListenBook, I can listen to my favorite audiobooks and speeches with the utmost comfort and convenience. Audiobooks on this app have made my workouts more enjoyable and productive. 💪 Doubling the impact of my workouts – exercising and exploring stories, all thanks to this app! 💪🎧 🏃‍♀️🌟 Experiencing stories while staying active – this app's functionality enhances my walks and runs like never before. 🎧🏞️

RawSkills

I can't imagine my audiobook routine without ListenBook's seamless audio player. With this app, I've discovered a whole new way to enjoy literature. The app's performance is beyond impressive. It's like it's tailor-made for my device. Sharing audiobooks with friends is a bonding experience made easy through AirDrop and sharing options. This audiobook was a fantastic listen! The narrator's voice was clear and engaging, making it easy to follow along. The pacing was just right—not too fast, not too slow. Perfect for long commutes or relaxing at home. Highly recommend!