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.
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Scratch
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is a breeze with ListenBook. It's convenient and reliable. I've listened to hundreds of audiobooks, and this one stands out for its professional quality. The narrator struck the ideal balance between dramatic interpretation and letting the text speak for itself. The audio engineering was superb with consistent volume levels and crystal-clear recording.
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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