Computer forensics

 Software for Audio Analysis

For Windows

Adobe Audition: https://www.adobe.com/in/products/audition/free-trial-download.html

Wavepad: https://www.nch.com.au/wavepad/index.AC

For MAC

Adobe Audition: https://mac.filehorse.com/download-adobe-audition/

Wavepad: https://wavepad.en.softonic.com/mac/download

Software for Video Analysis

For Windows: https://www.nchsoftware.com/videopad/index.html

For Mac

https://download.cnet.com/VideoPad-Free-Video-Editor/3000-13631_4-75894810.html

Software for Hash Value Calculation

For Windows

https://hashcalc.soft112.com/

For Mac

https://macdownload.informer.com/advice/Hash_Calculator_For_Mac_Os_X.html