Textal

Textal is a text viewer app that makes it easy to read very long TXT files. You can read documents like text novels on your Android device.

The features you need are implemented, such as saving the last read location, two-side view, setting text shapes, and setting themes.

>> Supported files: utf-8 encoded file (txt)

>> Key features
1. Save a text files list
2. Save the last page location you read
3. Screen landscape and portrait rotation available
4. Two-side page view
5. Convenient page navigation as handing over a book
(swipe up in a text view screen, page navigation bar below the screen)
6. Detailed theme settings
(Background color, text color, control panel color, control panel text color, control panel highlight color)
7. Detailed text shape settings
(9 level font thickness, font size, line height, letter spacing)
8. Screen layout settings
(left-right-top-bottom padding, middle gap in two-side page view)