Doc Scanner + OCR Free funktioniert nicht

Doc Scanner turns your iPhone, iPad into a portable multipage scanner for documents, receipts, notes, whiteboards, and other text.  Convert scanned document to a editable text document. + Add signature, date, text to the scanned document.  With Doc Scanner, you can quickly scan your documents and print or email them as multipage PDF or JPEG files.  Doc Scanner scans any type of documents, ranging from a receipt to multipage documents to full book.  Beside that Doc Scanner can recognize and extract text from your text image.  All scanned document are produced as industry-standard PDF file.  Upload PDF documents to a PC using iTunes File Sharing.  Built with smart artificial intelligent algorithm, take picture and it will always automatically detect page and edge correctly.  Just scan any document and tap "Send" button.  If the document needs to be printed, send it to any printer nearby.  You can add new scans or delete pages within a PDF file.  Plug your iPhone to Mac/PC and transfer all scanned PDF files in a minutes. + OCR Recognition in many languages: English, French, Italian, Portuguese, Danish, Dutch, Spanish, German,….. + Picture Adjustment: You can crop your picture to only select the portion of text that you want to extract. + Editing: You can edit your extracted text to add or remove words. + Sending SMS message, email or copy to the clipboard extracted text. + Translating: Captured text can be instantly translated to more than 60 languages. + Backing up all extracted text and viewing them anytime in the main screen.