Can SimpleIndex create searchable PDF Image+Text files with hidden text?
Yes, it can. You can configure this setting in the Job Settings Wizard by going to the ocr step and checking “Enable full-page OCR”. There are many settings in the OCR step that you can used to customize the output and recognition of images.
SimpleIndex has two different OCR engines (Standard and Professional) that can be used to produced pdf Image + Text files or Searchable PDFs.