Japos File CRC - Version 1.04 The program Japos File CRC is intended for checking changes in data files, text, programs etc. The changes usually happen by wrong working encryption programs, data comprimation, data transmission on carriers or by computer viruses. For closely analyse of changes in files serves our program Japos Compare File. The program writes out CRC (Cyclic redundant code) for selected file or for all files in selected folder. The result you can copy to Clipboard. The secret results you can use for comparison with results after data operations (encryption, comprimation,...).