Free. OCR V4 includes Tesseract V3 which increases accuracy and has page layout analysis so more accurate results can be achieved without using the zone selection tool. Scanning Software. As well as OCR Free. OCR can scan and save images as JPGs and we are currently working on Scan to PDF capability with the option to save as searchable PDF OCR Engine The included Tesseract OCR PDF engine is an open source product released by Google. It was developed at Hewlett Packard Laboratories between 1. Best Optical Character Recognition Software' title='Best Optical Character Recognition Software' />In 1. Rosetta Stone 3 4 5 Full Range. OCR accuracy contest organized by University of Nevada in Las Vegas. The Tesseract engine source code is now maintained by Google and the project can be found here http code. Optical Character Recognition Technology OCRMax OCRMax gives InSight and VisionPro users the power to achieve the highest character read rates while keeping. License. Free. OCR is a freeware OCR scanning software and you can do what you like with it including commercial use. The included Tesseract OCR engine is distributed under the Apache V2. Best Optical Character Recognition Software' title='Best Optical Character Recognition Software' />Photo by mmechinita. Optical Character Recognition OCR has been around for decades but only recently has become both economical and easy enough to use that it is. Use OCR software Optical Character Recognition to convert scanned documents to editable MS Word, Excel, HTML or searchable PDF files. Compare and download desktop.