CBR is the RAR-compressed cousin of CBZ and is even less widely supported. Converting to PDF makes the pages readable anywhere without a specialist reader.
Only the compression. CBR uses RAR, CBZ uses ZIP. Both are folders of page images.
No. The pages are copied across as they are.
Yes, run OCR PDF on the converted file.
These tools handle one document at a time. When the job is thousands of files, Greenbooks handles document digitization as a managed service, including bulk scanning, OCR and metadata capture, with the output loaded into DocuVenta DMS. Talk to us about volume work.