SimpleOCR

http://www.simpleocr.com/
“Use SimpleOCR to add accurate character recognition capabilities to your custom software without the complexity and expense of runtime licensing.

• SimpleOCR is the only OCR API that’s Royalty Free. Save hundreds on every runtime license
• Get the SimpleOCR application for free
• Competitive OCR accuracy
  Recognizes many documents better than its high-cost competitors
• Implemented as a C++ library with ActiveX wrapper included for easy integration
• Based on WOCAR by Cyril Cambien”