>> SPDF file

SPDF file format description

Many people share .spdf files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .spdf file can be edited, converted or printed with. On this page, we try to provide assistance for handling .spdf files.

1 filename extension(s) found in our database.

.spdf - Sealed PDF Document

The SPDF document files are related to Oracle IRM Desktop. SPDF file is a Sealed PDF Document. Sealed documents are encrypted files that are accessible only to authorized users.

Oracle IRM Desktop
Document files
- / -
s1a, spd
Sealed PDF Document related extensions:
Sealed PowerPoint Presentation
TurboCalc Spreadsheet Document
IR Prognosis Atlas Document
Dolphin PartMaster Drawing Document
MuseScore Style Definition Data
Nota Bene Document

Naturally, other applications may also use the .spdf file extension. Even harmful programs can create .spdf files. Be especially cautious with .spdf files coming from an unknown source!

Can't open a .spdf 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 can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .spdf file extension is often given incorrectly!

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

epdf, pdf, sdf, spd, spdb, spdc, spef, spf, sprf

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Microsoft SQL Server Database
MDL Molfile Data
Sealed PDF Document
SQR Portable Format
ShadowProtect Full Backup
Iconics GraphWorx32 Symbol Library

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.

If you have useful information about the .spdf file format, then write to us!