Text to speech on iPhone that works offline once your voice is downloaded
CocoReader is an iPhone app that reads EPUB books aloud with voices that run on your iPhone, and it works offline once your voice is downloaded. Import your EPUB (DRM-free only), and your imported books stay on your iPhone. Words highlight as they're read aloud. It needs iOS 26.2 or later and reads in English.
What "offline" means in CocoReader
- CocoReader works offline once your voice is downloaded. Download a voice while you're connected; after that, the voices run on your iPhone.
- For classics you download in the app, CocoReader works fully offline once the book and your voice are downloaded. Each book downloads once.
Set it up for listening without a connection
- Get CocoReader (iOS 26.2 or later) and download a voice.
- Import your EPUB, or pick one of the 1,500+ free classics you can download in the app.
- Press play. Words highlight as they're read aloud, and you can set the speed anywhere from 0.75x to 2x.
Want the full steps? See step-by-step: how to turn your EPUB into an audiobook on iPhone.
Where your voices and books are
- The voices run on your iPhone.
- Your imported books stay on your iPhone.
When listening without a connection helps
- A commute with patchy signal
- Travelling without mobile data
- Anywhere you'd rather not rely on a connection
Classics you can take with you
CocoReader has 1,500+ free classics you can download in the app, all from Standard Ebooks. CocoReader works fully offline once the book and your voice are downloaded.
Good to know before you start
- iPhone only, with iOS 26.2 or later.
- English only. Other languages are not available.
- DRM-free EPUBs only. CocoReader works with DRM-free EPUBs only; copy-protected Kindle or Apple Books files won't import.
FAQ
Does CocoReader work offline?
Yes. CocoReader works offline once your voice is downloaded, and the voices run on your iPhone.
Do I need internet to set it up?
Yes, to download a voice (and any classics you download in the app). CocoReader works offline once your voice is downloaded.
Where do the voices run?
On your iPhone. CocoReader works offline once your voice is downloaded.
Do my imported books stay on my iPhone?
Yes. Your imported books stay on your iPhone.
Can I listen to classics offline?
Yes. CocoReader has 1,500+ free classics you can download in the app, and it works fully offline once the book and your voice are downloaded.
Can I follow the text while it's read?
Yes. Words highlight as they're read aloud, and you can set the speed from 0.75x to 2x.
Can CocoReader read Kindle or Apple Books purchases?
No. CocoReader works with DRM-free EPUBs only; copy-protected Kindle or Apple Books files won't import.
What do I need to use CocoReader?
An iPhone running iOS 26.2 or later. CocoReader is for iPhone only, and voices are English only.