Opening a HES File

The HES file type is primarily associated with Hudson Entertainment.

HES	File extension: HES
	File type:	Sound

What is a HES file?

HES files mostly belong to Hudson Entertainment. HES stands for "Hudson Entertainment Sound". It's a chiptune format devised by Takashi Mamiya in 1999. HES files are basically PC Engine ROMs stripped out of everything but the audio code — they're similar to the Famicom's NSF.

How to open HES files

You need a suitable software like Hudson Entertainment to open a HES file. You need a suitable software like Hudson Entertainment to open a HES file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your HES file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a HES file directly in the browser:. Just drag the file onto this browser window and drop it.

Online HES Text Viewer

Choose your .hes file to analyze

or drag and drop it here

Online File Viewer

✈

Read our privacy guarantee in Filext’s terms and privacy policy

Please allow ads on our site

This helps us keep our servers running. Then re-upload your file to view it.

Click here to see how to disable the ad blocker for filext.com

4 Steps to Open an Unknown .HES File

HES files can originate from different programs and aren't universally openable.

Identify the Source: These files often come from retro gaming communities or chiptune archives, suggesting they are Hudson Entertainment System sound files (PC Engine/TurboGrafx-16 audio).
Check the Header: Open the file in a hex editor to inspect its first bytes.
- Seeing "HESM" or similar magic bytes confirms a retro audio file.
- Seeing readable text like XML or JSON implies a misnamed configuration file.
Use the Original Software: The original program is usually required; try retro music players like Audio Overload, ZXTune, or Winamp with the NEZ Plug plugin, or ask the sender if uncertain.
Use this Webpage: Drag and drop your .HES file into our viewer to detect its format, extract metadata, and preview its contents.

Technical Data for HES File Extension

Identifier:

Hex: 48 45 53 4D, ASCII: HESM (provided by TrID database)

Related files:

adpcm, lpc, irc

Related links:

Kaminarimon HES Music Archive

a hes Sound is a special file format and should only be edited and saved with the appropriate software.

How to solve problems with HES files

Associate the HES file extension with the correct application.
Update your software that should actually open sounds. Because only the current version supports the latest HES file format. Search, therefore, e.g. on the manufacturer website after an available Hudson Entertainment update.
To make sure that your HES file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
Click here to open your .HES file online - secure, fast, and no downloads needed.