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Castable - Text to Speech

Read Aloud Books, Docs & PDFs
Prototypal LTD · Productivity
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App info

Developer
Prototypal LTD
Category
Productivity, Books
Released
Oct 19, 2026
Version
1.0.6 (Oct 23, 2026)
Price
Free
Size
300.9 MB
Requires
iOS 18.0
Age rating
4+
Languages
English

In-app purchases

Premium Weekly$8.99
Premium$59.99
Premium$99.99
Current prices, App Store US.
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About Castable - Text to Speech

Anything you can read, you can listen to. Castable turns whatever you're reading into natural, narrated audio - and highlights every word as it plays, so you can follow along or just listen. FIVE WAYS IN, ONE LIBRARY OUT • Scan a page with your camera, or pick a photo • Open a PDF • Read an EPUB, cover and chapters intact • Share a web article from Safari or any app • Paste text, or open a text file WHAT MAKES IT DIFFERENT • Works offline. Narration is generated on your iPhone or iPad, so a flight, a tunnel never stops playback. • Word-by-word highlighting, boxed directly on the page for scans and PDFs. Tap any word to jump playback there. • Long-form narrators that hold their pacing across chapters and handle names, dialogue and technical terms cleanly. • Plays in the background, with full lock screen and Control Center controls, just like a podcast. • Skips the clutter - headers,…
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