You can take a screenshot of almost anything on your phone’s screen, web pages, emails, messages, documents, PDF, images, videos, apps, etc. Sometimes we may want to re-use the content, like text, in these screenshots. Is there an app that converts screenshots to text on Android mobile? What you need is just a OCR app. Adobe Scan is one of the best free OCR apps for Android. This mobile scanning app support automatic scanning. It can put your document in focus, accurately detects the borders of your documents, then capture your documents. All these operations can be done automatically. See how to use it to scan documents to PDF on Android phone. It also support automatic OCR for extracting text from images, pictures and screenshots on your Android mobile.
Here is how to use this OCR scanning app to convert screenshots to text or extract text from images on mobile phone.
Run the Scanner app on your phone. Its auto-capture mode opens automatically. Instead of scanning documents to PDF using your phone’s camera, tap the Image icon to load existing screenshots to the scanner app.

Once the screenshots were imported to the PDF scanner app, tap Save PDF to convert the image files to PDF.

Adobe Scan will then upload your documents to Adobe Document Cloud server and perform OCR to grab text from the PDF documents. After that you can open the PDF files in the mobile scanner app, then select text to copy to your clipboard so you can paste the text to any other apps, emails, chat conversations, Word doc, blog posts, etc.