A daily updated filename extension database!

SP4 file extension

The table below provides useful information about the .sp4 file extension. It answers questions such as:

  • What is the .sp4 file?
  • What program do I need to open a .sp4 file?
  • How can the .sp4 file be opened, edited or printed?
  • How can I convert .sp4 files to another format?

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

0 extension(s) and 2 alias(es) found in database

✅ SuperCard Player File

SuperCard Player File .sp45 file icon
The SP45 file is a SuperCard Player File. SuperCard is a high-level development environment that runs on Macintosh computers, under OS 8 and 9, and OS X.
SP45 format description not yet available
Category: Development files
Application: SuperCard
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
SP45 aliases:
SP45 related links:
SP45 related extensions:
SuperCard Project

SuperCard Application Configuration

SuperCard Project Configuration

SuperCard Trial Project

SuperCard Help Project

✅ ShadowProtect Spanned Backup

ShadowProtect Spanned Backup .sp1 file icon
The SP1 file is a ShadowProtect Spanned Backup. ShadowProtect is a backup and system-restore program developed by StorageCraft.
SP1 format description not yet available
Category: Archive files
Application: ShadowProtect
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
SP1 aliases:
sp2, sp3, sp4, sp5
SP1 related links:
SP1 related extensions:
ShadowProtect Incremental Backup

ShadowProtect Full Backup

ShadowProtect Write Buffer Data

ShadowProtect Incremental Image

Other types of files may also use the .sp4 file extension.

🚫 The .sp4 file extension is often given incorrectly!

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

cp4, ep4, p4, ps4, s4p, sl4, sp, spe, spr, spt, wp4, xp4

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

SPSS Extension
ESPL Programming File
Simplexety Parameter File
Psion Series 3 Spreadsheet
EEsof Touchstone File
Adobe Captivate 4.0 Simulation Data
Brother Powernote Spreadsheet
WinSpec CCD Capture Data
SpeedTree Tree Data
LTspice Netlist Data

🔴 Can't open a .sp4 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 .sp4 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 .sp4 file extension, write to us!

Browser: Abbreviation Application Archive Audio Configuration Data Development Disk Image Document Ebook Font Game Data GIS Graphic Malware Multimedia Other Project Scam Unknown Video
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