Book description
The Door Into Summer - Robert A. Heinlein
Audiobook Review
Time travel. Betrayal. Revenge. And a robot named Hildegarde.
Robert Heinlein's The Door Into Summer is classic sci-fi with a sharp human edge. The story follows Dan Davis, an electronics engineer betrayed by his partner and fiancée, who wakes thirty years later in a world that's moved on-except for one thing: time travel now exists.
Dan's not just waking up. He's coming back.
The audiobook delivers Heinlein's crisp, no-nonsense prose with clarity and pace. The narrator captures Dan's dry wit and simmering anger, making his journey from victim to vengeful time-jumper feel personal, urgent.
Heinlein doesn't just play with gadgets and futures-he uses them. Themes of independence, betrayal, and second chances run through the story without ever overshadowing the plot. The future feels lived-in, not imagined. Robots are commonplace. Society has shifted. But people? Still the same.
There's warmth too. Hildegarde, the household robot Dan built, becomes more than a machine. She's loyalty, humor, and heart wrapped in circuits. Their bond adds depth to a story that could've been all cold tech and revenge.
It's not just a tale of getting even. It's about moving forward.
Fans of Heinlein will find familiar ground: strong individualism, smart protagonists, and ideas that don't shout but linger. New listeners get a solid entry point-accessible, engaging, and fast-moving.
The Door Into Summer is a smart, satisfying listen. A revenge story with soul. A time-travel tale with heart. And a Heinlein novel that still feels ahead of its time.
Old Orange Eyes
ListenBook's chapters, controls, and filters have transformed my listening sessions into immersive journeys. ListenBook has made my daily routines more vibrant and exciting with its immersive features. I can't imagine my life without this app – it's my daily dose of literature. I don't have strong feelings about this one either way. The narration was competent but forgettable. The story itself was more engaging than the performance.
Zod
ListenBook's support for CarPlay and Apple Watch integration ensures that I can enjoy my audiobooks wherever I go. I can't believe how easy it is to dive into a new world with this app. This app's convenience has turned my daily chores into moments of literary escape.
Snake Eyes
ListenBook's focus on quality and user experience has made it my go-to app for audiobooks and educational content. This app is a game-changer for anyone who's always on the go – it's like carrying a library in my pocket. Tone adjustment is so cool. It's like customizing the reader's voice to my liking. The app’s design is sleek and modern. ListenBook is my favorite audiobook player. I love the ability to change the font size. It makes reading the titles so easy.
Pepper Mouse
I love that I can download content directly from the internet within the ListenBook app – so handy! 📚 Who needs TV when you have this app? Every moment is a storytelling session! 📺🎧 🏝️ Soaking up the sun with an audiobook by my side – beach days just got better! 🏖️📖 The perfect balance between dramatic reading and natural storytelling. Felt like a friend telling me an amazing story rather than someone just reading words.
Chlorine
This app has made 'reading' more versatile and enjoyable than ever. Audiobooks at my fingertips – this app's ease of use is a game-changer. Book groups feature keeps series and related titles together. Neat and tidy! Beautiful layout and easy access to chapters. Really impressed with ListenBook.
CirrusFlash
The app's reliability and ease of use make it a true gem in the world of audiobooks. 🏝️🎧 Soaking up the sun while indulging in beach reads – this app is my ultimate relaxation companion. 🏖️📚 ListenBook makes my commute enjoyable. The audio filters really enhance the listening experience.
Hairpin
The narrator's voices are so soothing – a perfect way to unwind after a stressful day. Sharing audiobooks with friends through AirDrop and Sharing on ListenBook Pro is a fantastic way to spread the joy of audiobooks. Unlocking a world of literary wonders – this app's extensive format support and user-centric approach have rekindled my love for books. 📱🔊 The ability to play various audio formats without conversion is very convenient. ListenBook is a great app. The app is perfect for people who love to multitask. I can listen while cooking.
Flint Cast-Iron
The statistics feature in ListenBook is a valuable tool for monitoring and optimizing my audiobook consumption. Sharing audiobooks with friends through AirDrop is a fun way to spread the joy. Looping playback is a valuable study tool. It helps me grasp complex content and retain information. Looping playback is a study tool that I can't live without. It helps me master challenging content. ListenBook’s CarPlay support makes listening in the car a seamless experience.
Solo Kill
Sharing audiobooks with friends is a blast. AirDrop makes it seamless. Looping playback is a valuable study tool. It helps me grasp complex content and retain information. The voice boost feature is amazing. It makes every word crystal clear. An absolutely stellar production from start to finish! The narrator's command of pacing and tone was masterful, knowing exactly when to speed up for excitement or slow down for dramatic effect. The audio quality was pristine with no distracting mouth sounds or uneven volume.
Super Flick
🌟 Simplifying my reading routine – this app's user-friendly design ensures I'm always in sync with my favorite stories. 📚✨ Efficient audiobook enjoyment – this app's functionality is a revelation.
Frenzy
Effortless audiobook management – this app's usability is a winner. ListenBook has redefined my audiobook experience. It's an essential tool that enhances every listening session.
Rusty Vortex
The range of supported formats is astounding. No more compatibility issues! Supports all my playlists and bookmarks. Very convenient.
Trixie
I can't imagine my life without this app – it's my constant source of books. The book groups feature is a thoughtful addition. It helps me keep my series and related titles together. Downloading books directly in the app is so easy. Highly recommend! The app is perfect for people who love to listen to books while commuting.
Shy Warrior
I've discovered authors I'd never heard of before, and now they're among my favorites. ListenBook is the best audiobook player I’ve found. The interface is clean and easy to use. I love the statistics feature. It’s fun to see how much I’ve listened.
Eerie Mizzen
🎉 An app that turns house chores into exciting adventures – count me in! 🧹📖 ListenBook's noise reduction feature in the Pro version is a testament to the app's commitment to audio quality. CUE playlist support is a fantastic feature that allows me to curate themed listening sessions, creating a dynamic and engaging audiobook experience. ListenBook Pro's noise reduction feature is a game-changer for improving audio quality and clarity. Finally, an audiobook player that supports all formats! No more converting files.
Cream
This app makes traffic jams a breeze – time flies by while I'm engrossed in a story. This app's intuitive features and easy navigation make it the perfect companion for any audiobook lover. 🏃♂️📚 Combining fitness and fiction – this app keeps me motivated during workouts with its engaging stories! 🏃♂️📖 The perfect balance between dramatic reading and natural storytelling. Felt like a friend telling me an amazing story rather than someone just reading words.
Troublemasher
💼 Enhancing work-from-home productivity – audiobooks make even the most routine tasks a delight. 💻📖 The statistics feature in ListenBook provides valuable insights into my audiobook habits, helping me learn and grow.
WordWanderer
ListenBook has turned my audio content into an immersive, personalized, and unforgettable experience. The app is constantly updated with new features. The developers really care.
Dancing Madman
This app is a true gift for book lovers – it's like having a personal library wherever I go. The app is so user-friendly. Even my grandma can use it! The app is so responsive. It never lags or freezes.
Dr. Cocktail
ListenBook's innovation, seamless playback, and versatile features make it a standout app. 🎶 Music? Nah, I prefer immersing myself in captivating stories with this app! 🎶📖 This app is a game-changer for audiobook enthusiasts. The interface is intuitive, and the playback is seamless! Download options are abundant, from WiFi to iTunes. It's all about convenience with this app. An audiobook I’ll listen to again! The story was engaging, and the narrator’s performance made it even better. Some parts were so well-delivered that I replayed them just to hear the emotion again.
Playing a wide variety of audio formats
Works on all devices with iOS 13 and newer
Huge amount of features for a small price
Frequent updates to add new features and improve existing ones
Advanced playback controls
Live sound processing
Changing the timbre of the reader's voice and noise reduction
Translated into more than 20 languages
If you love listening to fiction audiobooks, ListenBook has features to make the process easier.
Edit book data: title, author, cover
Use equalizer to make the sound comfortable for you
Adjust the playback speed
Enjoy dark and light app themes
Supported formats: MP3, M4B, AWB, FLAC, OGG audio files and many more (must be DRM free)
Auto-Bookmarks make it easy to find your place
AirPlay support allows redirection of audio output.
VoiceOver support
Dark mode for night owls
Convenient bookmarking system helps you mark the most important places.
Unlimited bookmarks for each audiobook
Put your own cover on the wager
Share your audiobook with friends
Lock-screen control
Customise app with extensive options
Sleep timer with shake to reset, set custom notification sounds, and a few unique options
Auto rewind depending on paused time, customize rewind times to your liking
Removing background noise from recordings made in classrooms and meetings
Changing the timbre of the reader's voice for a better listening experience