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HP4 file extension

The table below provides useful information about the .hp4 file extension. It answers questions such as:

  • What is the .hp4 file?
  • What program do I need to open a .hp4 file?
  • How can the .hp4 file be opened, edited or printed?
  • How can I convert .hp4 files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

0 extension(s) and 1 alias(es) found in database

✅ Harpoon Classic Game Data

HPN file is a Harpoon Classic Game Data. Harpoon Classic is a video game published in 1994 on DOS by Renegade Software.
HPN format description not yet available
Category: Game Data files
Application: Harpoon Classic
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
HPN aliases:
hp1, hp2, hp3, hp4, hp5, hp6, hp7, hp8, hp9
HPN related links:
HPN related extensions:

Other types of files may also use the .hp4 file extension.

🚫 The .hp4 file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

bp4, gp4, h4, hp, hpe, hpr, hpt, jp4, mp4, np4, p4, tp4

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

SmartWare Project Backup
Mpeg-4 Video Container
CALS Compressed Bitmap
Guitar Pro Tabulature
RollerCoaster Tycoon Track Picture
Corrupted JPEG Image
NetPoint 4 Schedule Data
Adobe RoboHelp Internal Data
Hierarchical Data Format File
Perforce P4 Data

🔴 Can't open a .hp4 file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .hp4 file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .hp4 file extension, write to us!

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