📚 Transform Your Reading Into Listening
420hertz turns your research papers into natural-sounding audio, so you can absorb knowledge while commuting, exercising, or relaxing.
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HOW IT WORKS
1️⃣ Upload any PDF — research papers, academic articles, books
2️⃣ We extract and optimize the content for audio
3️⃣ Listen with our built-in player, anytime, anywhere
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✨ KEY FEATURES
- High-Quality Audio — Crystal clear narration that sounds natural
- Smart Extraction — Tables, figures, and equations explained clearly
- Offline Listening — Download audio for when you're on the go
- Resume Playback — Pick up exactly where you left off
- Speed Control — Listen at 0.5x to 2x speed
- Page Navigation — Jump to any section instantly
- Dark Mode — Easy on your eyes during late-night sessions
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📖 PERFECT FOR
- Researchers catching up on literature
- Students preparing for exams
- Professionals staying current in their field
- Anyone who wants to read more but has limited time
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🎧 YOUR AUDIO LIBRARY
Build a personal collection of papers you can listen to repeatedly. Sync across devices and never lose your place.
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Stop letting papers pile up. Start listening today
Turn research papers into audio. Listen to PDFs anywhere