GoodReader A PDF and text file reader app, GoodReader, features a unique Reflow feature which has become its exclusive selling point.

PDF Voice Readers can read out texts into voices. Moreover, they can even read out the voice format files to the users. Check out these text to speech apps.

If sometimes some text files resist you or display badly, Thoriun can be the solution. Very uncluttered, all the space is left to the books. No ads, no private data collected, the app works in French, ...

For an in-depth treatment of the features and operation of Reader see Ted Padova, Adobe Reader 7 Revealed: Working Effectively with PDF Files (Adobe Press).

That dependency could soon be a thing of the past, as Google has been spotted working on a built-in text file reader for the Files by Google app.

Gritz is an open source text file reader, which reduces the need to look around the screen. Words pop up one at a time, but at a configurable pace.

Gritz is an open source text file reader, which reduces the need to look around the screen. Words pop up one at a time, but at a configurable pace.

Also, as Hints reader sudo points out, in Mail you can also save selected messages as Raw Message Source (instead of Rich Text), producing Unix-friendly mbox text files.

Also, as Hints reader sudo points out, in Mail you can also save selected messages as Raw Message Source (instead of Rich Text), producing Unix-friendly mbox text files.