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

Bug Blitz

I'm grateful for this app – it's made reading a part of my everyday life. I can't imagine my life without this app – it's my passport to countless stories. Makes audiobook listening super easy and enjoyable. Thank you! The import process is seamless. I had no trouble adding my audiobooks. ListenBook is the best audiobook player I’ve ever used. The app is reliable, fast, and packed with features like customizable themes and playback speed. The sleep timer is a lifesaver for bedtime listening. Great job, developers!

Sultan of Speed

I've found hidden gems in genres I never thought I'd be interested in. ListenBook's features are a dream come true for anyone who loves to learn on the go. CUE playlist support is a fantastic feature for those who enjoy organized and structured listening. Supports all audio formats I use without issues. Very happy.

Dancing Madman

ListenBook's support for a variety of download methods means I can access my content in the way that suits me best. With this app, reading has become an integral part of my daily routine. Audiobook excellence – this app's design enhances my reading experience. The app supports a wide range of formats. ListenBook is very versatile. The app is perfect for people who love to read but don’t have the time.

Pink Stream

With this app, I've turned my everyday moments into meaningful opportunities for growth and learning. Audiobooks on demand? Yes, please! With this app's robust features, I'm always just a tap away from immersing myself in captivating narratives. 📚📱 Elevating my reading experience to a whole new level, this app's user-friendly interface and easy navigation have me hooked. Audiobooks have never been this enjoyable! 📱🔊 ListenBook's drag-and-drop download feature streamlines the process of adding new content to my library.

Fiend Oblivion

Audiobooks have made long flights feel like a breeze – a true travel essential. ListenBook's interface is sleek and user-friendly, making navigation a breeze. Bravo to the creators of this app – they've truly captured the essence of convenient audiobook enjoyment. The smooth playback and thoughtful design have won me over. 📚👏 Configurable auto-rewind is genius. No more confusion when I pause and resume.

Gothic Slacker

ListenBook's powerful audio downloading features are a game-changer – I can have my audiobooks ready in no time. ListenBook's support for playlists in CUE format is a thoughtful touch I appreciate. ListenBook has made managing and enjoying audiobooks a seamless and delightful experience. The app is perfect for people who love to listen to books at night.