What is Advanced-Braille-Keyboard : https://www.youtube.com/watch?v=jXfcIBEWNy4
User manual : https://advanced-braille-keyboard.blogspot.com/
Telegram Forum : http://www.telegram.me/advanced_braille_keyboard
Forum : https://groups.google.com/forum/#!forum/advanced-braille-keyboard

Advanced Braille Keyboard(A.B.K) is basically a tool for typing text in smart devices.
It allows one to use touch screen(Braille Screen Input) or physical keyboard connected through Bluetooth or OTG cable to type text in a Perkins-like way, i.e. braille patterns.
Simultaneous multiple press of combination will produce respective letters.

Features

1 Languages : - Afrikaans, Arabic, Armenian, Assamese, Awadhi, Bengali, Bihari, Bulgarian,
Cantonese, Catalan, Cherokee, Chinese, Croatian, Czech, Danish, Dravidian, Dutch-Belgium, Dutch-Netherlands,
English-Canada, English-UK, English-US, Esperanto, Estonian, Ethiopic,
Finnish, French, Gaelic, German, German-Chess, Gondi, Greek, Greek-Internationalized, Gujarati,
Hawaiian, Hebrew, Hindi, Hungarian, Icelandic, Indonesian, Inuktitut, Irish, Italian,
Kannada, Kashmiri, Khasi, Konkani, Korean, Kurukh, Latvian, Lithuanian,
Malayalam, Maltese, Manipuri, Maori, Marathi, Marwari, Mongolian, Munda,
Nepali, Norwegian, Oriya, Pali, Persian, Polish, Portuguese, Punjabi, Romanian, Russian,
Sanskrit, Serbian, Simplified-Chinese, Sindhi, Sinhala, Slovak, Slovene, Slovenian, Sorani-Kurdish, Sotho, Spanish, Swedish,
Tamil, Telugu, Tibetan, Tswana, Turkish, Ukrainian, Unified-English, Urdu, Vietnamese, Welsh.

2 Braille-Screen-Input :- Use touch screen to input using braille combinations, pressing braille combinations on touchscreen simultaneously, will produce respective letters.

3 Braille-Screen-Input layouts : - Automatic, Lap-Top, Two-Hand-Screen-Outward, and Manual Layout.

4 Physical Keyboard Input : - Use Bluetooth keyboard or USB keyboard connected through OTG cable to input text by pressing respective braille combination simultaneously.

5 Supports Abbreviations and Contractions in grade 2 and grade 3

6 Abbreviation Editor : - A.B.K employs a custom abbreviation editor, which helps you to customize the use of abbreviations.
You can add abbreviations of your choice, change the existing ones, as well as share them with your friends.

7 Action mode : - Exclusively for text editing and manipulation. Here, combinations are used to execute various text manipulation commands.

8 Privacy Mode : protects your privacy from the prying eyes of others, by keeping the screen blank.

9 Costomisable options : - Echo by charecter, Letter Typing Sounds, Announcement TTS (Text-To-Speech), Auto Capitalization.

10 Voice-Input : - Where you can enter text by speaking, instead of typing.

11 User Liblouis Table Manager : - Enable user to create and use one's own Liblouis tables.

12 Physical-Keyboard configuration : - Change keys representing each dots and other keys such as abbreviation, capital, letter deletion and one hand skip.

13 One Hand Mode : - Type using one hand by separating braille combination to first and second half. First 1, 2, 3 turns to 4, 5, 6.

14 Secondary Keyboard : - Set a specific keyboard to switch back to, while choosing another keyboard.

Disclosure : Advanced-Braille-Keyboard uses Accessibility-Service that can read all screen content and control screen, but hear we assure you that no such data will be collected or transmitted in any form or by any means and we will not change any settings or control the screen. Hear we use it to provide full screen overlay so that your touches on buttons like back, home, recent and notification bar will not interrupt typing.