Используйте приложение APKPure
Историческую версию ThaiOCR можно получить на Android
Optical character recognition app for Thai, English, and digit characters.
Optical character recognition app for Thai, English, and digit characters. ThaiOCR converts selected area of your image into regular text. It is a standalone application. No internet connection is required. You may also call ThaiOCR from your own android app or even develop a new recognition engine that can be plugged into ThaiOCR.