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Drop any document — get natural AI audio in seconds. Free to use, no login.
Listen anywhere — browser, phone, or desktop.
CastReader works on every device. Pick yours and start listening in 30 seconds.
★★★★★ 4.7 · Free to start · No login · Optional Pro
How It Works
Upload Any Format
PDF, EPUB, DOCX, TXT, HTML, Markdown — we handle them all. Just drag and drop.
Natural AI Voices
Cinema-grade AI narration in 40+ languages. Not robotic — actually pleasant to listen to.
Instant Conversion
Your document is processed in seconds. Start listening immediately, no waiting.
Free, No Login
No account needed. No usage limits. Upload and listen — that's it.
Listen on Your Phone
Download the CastReader app to listen to your uploaded documents anywhere.
Frequently Asked Questions
Start Listening Now
Free to use. No signup. Install and start listening — upgrade to CastReader Pro for premium voices, more listening hours, and AI document analysis.
★★★★★ 4.7 · Free to start · No login · Optional Pro