Screenshot of AS-CRC32 1.20
This program can check (with some certainty) whether a file has been modified or damaged, provided that you have calculated the CRC32 value of the file before. The program generates a 32-bit value with the algorithm CRC32 by reading the entire file and making calculations on its contents. CRC is an abbreviation of Cyclic Redundancy Check.
> Download AS-CRC32 1.20 (Zip, 1.12 MB)
Revision Date: See file date.
Unicode Support: Yes.
Program Type: Portable, x64.
Operating System(s): Windows 7 (SP1+), 8.1 and 10. (Also Windows Server 2012 R2 and 2016.)
Language(s): English and Swedish.
This is the program's official website - download the program here to get the latest version/revision. The program is free.
Information regarding the integration feature
If you have User Account Control (UAC) activated you have to run AS-CRC32 as Administrator in order to add/update or remove the integration feature. This can be done by right-clicking on the EXE file. (Note: When you make a larger Windows upgrade, this integration may be cleared, then you need to add it again.)
You can also download AS-CRC64 1.20 where the only difference from this program is the calculation routine.