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Details of the .sp45 file extension

The table below provides useful information about the .sp45 file extension. It answers questions such as:

  • What is the .sp45 file?
  • What program do I need to open a .sp45 file?
  • How can the .sp45 file be opened, edited or printed?
  • Where can I find the specifications for .sp45?
  • Which MIME-type is associated with the .sp45 extension?
  • How can I convert .sp45 files to another format?
  • What are other, similar filename extensions to .sp45?

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

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

.sp45 file extension details

SuperCard Player File

SuperCard Player File .sp45 file icon
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

Other types of files may also use the .sp45 file extension.

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

ShadowProtect Spanned Backup
open .sp45 file

Can't open a .sp45 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:

Table of Contents

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 .sp45 file association, check the FAQ.

.sp45 file extension

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 .sp45 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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