Readbook - Text Viewer

Text viewer.
Simple to use.


====================
Please write a review for errors and inconveniences.
====================


[Description of Permissions]
- Read file: Used to read the file of the device
(Starting from Android 11, it will be replaced with 'access to all files')


[Main Features]
- Move page
- Change text size, line spacing, and margins
- Change text color and background color
- Remember last viewed file and location
- Move pages with volume keys
- Support landscape and portrait mode
- SD card recognition
- Text search function


[Major update information]
* 1.3.4 (2023/10/02)
- Added options to the file open screen

* 1.3.3 (2023/09/04)
- Fixed SD card recognition error for devices with OS11 or higher

* 1.3.2 (2023/08/29)
- Added 2 detailed options (use screen scroll function, page movement by touch)

* 1.3.1 (2023/08/28)
- Compatible with OS 13

* 1.2.2 (2021/09/23)
- Detailed settings - Added automatic screen off prevention function
- Added in-app notification pop-up function
- Added push notification function

* 1.2.1 (2021/09/15)
- Fixed 2 Google crash errors
- (fixed kotlin 1.5.21 bug, fixed crash error when opening large files)

* 1.2.0 (2021/09/12)
- Menu: Add Bookmark, Add Bookmark List
- Menu: Add file information
- Menu: Add recent files (list of recently opened files)
- (Due to changes in the way files and settings are saved, recent files and some settings must be reset)

* 1.1.4 (2021/09/01)
- Added status bar display setting
- Added quick menu display setting
- Added user guide

* 1.1.3 (2021/07/14)
- Fix OS 10 text file invisible error

* 1.1.2 (2021/05/29)
- UI fix

* 1.1.1 (2020/03/04)
- Add text search function