Tuble: Your PDFs, as books.

Turn any PDF into an ebook that fits your screen.

Free download for iPhone and iPad. No account needed.

See it work.

Tuble reads the page, joins words split across lines, drops running heads and page numbers, and sets the text again in your font, size and page colour.

More than a reader.

A research paper in one column, with equation (1) open and its LaTeX copied

Books and papers, kept apart.

Questions.

Does Tuble work on scanned PDFs?

Yes. Tuble reads scanned pages with text recognition on your device. Scanned PDFs are part of Tuble Pro.

Do my PDFs leave my device?

No. Tuble converts and reads your files on your device, and the summaries use Apple Intelligence on your device. There is no account, and there are no ads or tracking.

Is Tuble free?

Tuble is free to download. Pro is an optional one-time purchase, priced in your App Store currency.

Which devices does it run on?

iPhone and iPad with iOS 26 or later.