Compare · Speechify vs NaturalReader
Speechify vs NaturalReader
Speechify: Text-to-speech app that reads text aloud across documents, web pages and email, bundled with voice typing and an AI assistant. NaturalReader: AI text-to-speech app for personal use that reads PDFs, documents, books, webpages and study materials aloud. Here is how they differ, and where Book2Speech fits if what you want is your books as audiobooks.
Choose Speechify if…
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Reads web pages, email and any on-screen text through browser extensions and the Mac app, not just book files.
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A much larger voice catalogue on the paid plan: 1,000+ voices in 60+ languages.
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Faster top listening speed on Premium (up to 900 words a minute).
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Scan & Listen for printed pages, plus Google Drive, Dropbox and OneDrive imports on Premium.
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.
Or, for your books: Book2Speech
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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.
Notes on the comparison
Pricing shown in USD on 2026-10-07 from the vendor pricing page; the US App Store lists different in-app prices (Premium Monthly $11.99 or $24.99, Premium Annual $139.99–$159.99).
Upload formats verified from Speechify’s own upload guide: DOC, DOCX, PDF and EPUB. TXT and MOBI were not listed on any fetched page.
MP3 download and offline listening are Premium features (“Offline MP3 Download” on the vendor’s Free vs Premium page). Word-for-word highlighting is from the App Store description.
Pronunciation editing, chapter splitting and a sleep timer were not confirmed on a fetched vendor page; a Windows app was not named on the fetched pages.
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
Which is cheaper, Speechify or NaturalReader?
Speechify: Premium $29/month (monthly billing); yearly billing advertised at 60% off. Premium includes at least 150,000 words a month (1,000,000 a month through 2026). 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). For books, Book2Speech starts free and from $4.99 a month.
Which has a better free plan, Speechify or NaturalReader?
Speechify: Free plan: 10 basic voices, listening speed up to 1.5x, 5-file limit, text-to-speech features only. NaturalReader: Free: unlimited listening with free voices; AI voices limited (20,000 characters a day with Lite voices, 4,000 with Plus voices); no MP3 conversion. Book2Speech’s Free plan has unlimited English listening with Standard voices.
Can I download audiobooks with Speechify or NaturalReader?
Speechify: MP3. NaturalReader: MP3. Book2Speech downloads an M4B with chapters and cover, or an MP3, and the Free plan includes one.