The Yappy blog: listening to what is writtenHow to turn a PDF into audio, why a text reader should work offline, how numbers are said out loud, and what we learned building an app that speaks.https://yappy.joseluissaorin.com/en/blog/enTurn an EPUB into an audiobook with chapters, without uploading it anywherehttps://yappy.joseluissaorin.com/en/blog/epub-to-audiobook/https://yappy.joseluissaorin.com/en/blog/epub-to-audiobook/How to convert an EPUB into an .m4b audiobook with real chapters on your own device: how long it takes, what to expect, and what the fine print says.Wed, 16 Sep 2026 00:00:00 GMTformatosjl@joseluissaorin.com (José Luis Saorín)Offline text to speech: why the voice should be made on your own devicehttps://yappy.joseluissaorin.com/en/blog/offline-text-to-speech/https://yappy.joseluissaorin.com/en/blog/offline-text-to-speech/Offline text to speech: what an on-device voice gains and loses against the cloud, and why a 99 M-parameter model is now enough to read a book aloud.Wed, 16 Sep 2026 00:00:00 GMTprivacidadjl@joseluissaorin.com (José Luis Saorín)How numbers are read aloud, and why machines get them wronghttps://yappy.joseluissaorin.com/en/blog/how-numbers-are-read-aloud/https://yappy.joseluissaorin.com/en/blog/how-numbers-are-read-aloud/How numbers are read aloud in each language: years, Roman numerals, acronyms and dates, and why almost every text-to-speech engine still pronounces them wrong.Wed, 16 Sep 2026 00:00:00 GMToficiojl@joseluissaorin.com (José Luis Saorín)Reading with your ears: dyslexia, ADHD and tired eyeshttps://yappy.joseluissaorin.com/en/blog/reading-with-your-ears/https://yappy.joseluissaorin.com/en/blog/reading-with-your-ears/Reading by listening: which settings actually help with dyslexia, ADHD or eye strain, and how a content reader differs from a screen reader.Wed, 16 Sep 2026 00:00:00 GMTaccesibilidadjl@joseluissaorin.com (José Luis Saorín)How to listen to a PDF read aloud, on your phone and on your computerhttps://yappy.joseluissaorin.com/en/blog/how-to-listen-to-a-pdf/https://yappy.joseluissaorin.com/en/blog/how-to-listen-to-a-pdf/Three ways to listen to a PDF read aloud: the reader already on your phone, the one on your computer, and an app that reads the whole thing offline.Wed, 16 Sep 2026 00:00:00 GMTformatosjl@joseluissaorin.com (José Luis Saorín)Reading aloud was normal for almost all of historyhttps://yappy.joseluissaorin.com/en/blog/reading-aloud-history/https://yappy.joseluissaorin.com/en/blog/reading-aloud-history/Reading aloud was the default for centuries: Augustine in Milan, the talking walls of the Alhambra, workshops with a reader. Silence is the strange part.Wed, 16 Sep 2026 00:00:00 GMThistoriajl@joseluissaorin.com (José Luis Saorín)