Choose NaturalReader if…
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MP3 download of narrated text on every paid plan (1 million characters a month).
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A pronunciation editor for correcting how words and names are read.
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A free tier with unlimited listening using the free voices.
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Voice cloning on Plus and Pro, and an OCR scanner for printed pages.
Choose Book2Speech if…
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Any book, not just the bestsellers that got an audiobook: fewer than 1 in 100 books ever does.
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Unlimited free listening in English with Standard voices, no trial clock.
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A real audiobook file to keep: M4B with chapters and cover, or MP3. One is included on the Free plan.
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Built for whole books: the book’s own chapters, a start past the front matter, page clutter left out of PDFs.
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265 narrators in 42 languages, and 70,000 free classics ready to play.
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Paid plans from $4.99 a month.
Switching takes a minute
Your books are files you own. Drop the same DRM-free EPUB, PDF or Word file into Book2Speech, pick a narrator and carry on listening. Nothing to migrate.
Pricing shown in USD on 2026-10-07 from the vendor help centre; the US App Store also lists a Premium plan at $9.99/month or $59.99/year.
Formats from the App Store description: PDF, Word (.doc and .docx), PowerPoint, RTF, TXT, DRM-free EPUB and images. MOBI is absent.
Offline listening is through downloaded MP3 files (“listen offline”), a paid-plan feature.
The help centre mentions jumping to headings (Contents) but not chapter detection, so it is shown as not verified.
Questions people ask
Is Book2Speech a good NaturalReader alternative for books?
If you mostly listen to books, yes: it keeps the chapters, skips the front matter, lets you download an M4B or MP3, and English listening with Standard voices is free and unlimited.
Is Book2Speech cheaper than NaturalReader?
Book2Speech starts free and its paid plans start at $4.99 a month. NaturalReader: Lite $13.90/month or $79/year; Plus $20.90/month or $119/year; Pro $25.90/month or $159/year (Personal version, USD).
Is Book2Speech free?
Yes: unlimited Standard voices in English and 10 minutes of Premium voices, one book of your own and one audiobook download, plus 70,000 free classics.