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

Rusty Vortex

ListenBook's dedication to excellence shines through in its impeccable audio quality and user-friendly features. I’ve tried many audiobook players, and this one is by far the best. I love the ability to import books from my computer. It’s so easy.

RealmRanger

Audiobooks on this app have transformed my daily routines into engaging experiences. ListenBook Pro takes things up a notch with unlimited audiobook length. It's a game-changer! ListenBook Pro's noise reduction feature is a revelation. It eliminates distractions and enhances the clarity of recordings, resulting in a more immersive experience. Adjusting the tone of the voice is an innovative feature that enhances the immersion in the content. The ability to play various audio formats without conversion is very convenient. ListenBook is a great app.

Queen Bee

I'm rediscovering my favorite classics in a whole new way – through audiobooks! The features on this app, from bookmarks to playback speed, cater to all preferences. ListenBook is the best audiobook player I’ve found. The interface is clean and easy to use.

Intimidation Station

ListenBook Pro's tone adjustment feature is an innovative touch that adds a layer of personalization. Finally, an app that understands the power of CUE playlists. Perfect for organizing. Packed with useful features. ListenBook is my favorite audiobook app.

Wildcat Talent

This app's intuitive features and easy navigation make it a must-have for audiobook enthusiasts. 💪 Doubling the impact of my workouts – exercising and exploring stories, all thanks to this app! 💪🎧 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!

CosPlatoon

With this app, every moment becomes an opportunity to indulge in fantastic stories. The controls, layout, and seamless playback are a reader's dream. 📚🎧 ListenBook’s interface is beautiful and functional. It’s my favorite app for audiobooks.