A sis.dm file extension is related to Symbian operating system for smart phones. A .sis.dm file stores application with DRM protection.

Detailed description

Software that open sis.dm file

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SIS.DM file extension - Nokia Ovi Store protected program

What is sis.dm file? How to open sis.dm files?

File type specification:

Program executable file type icon Program executable file type

The sis.dm file extension is associated with Symbian smart phones developed by Nokia. The sis.dm contains program executable data protected by digital rights management. Protected DRM applications are downloaded from Nokia Ovi Store.

To remove DRM protection, open the .sisx.dm file in editor and delete first four lines of text and remove .dm part from file extension.

This sis.dm file type entry was marked as obsolete and no longer supported file format.

This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.

The default software associated to open sis.dm file:

Symbian OS icon

Nokia Corporation logoSymbian OS  Symbian software

Company or developer:
Nokia Corporation

Symbian OS was the first popular user-friendly operating system for smart phones. Symbian OS supports many modern features, such as multitasking, memory protection, multi-touch, Microsoft Silverlight, Adobe Flash, widgets, video conferencing etc.. Pre-installed applications in phone can manage phone calls, SMS, MMS, multimedia, e-mails, Internet browsing etc.. Applications for Symbian are written in Symbian C++ programming language. Other applications are available to download on Nokia Ovi Store.

Help how to open:

This file type is not meant to be opened directly, there is no software that could open and work with it directly, or there is no information available in public sources about opening this file type. This is usually the case of some internal data files, caches, temporary files etc.

How to convert:

As far as we know, this .sis.dm file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

List of software applications associated to the .sis.dm file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open sis.dm file, edit sis.dm file, convert sis.dm file, view sis.dm file, play sis.dm file etc. (if exist software for corresponding action in File-Extensions.org's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting sis.dm files.

Software that open sis.dm file - Nokia Ovi Store protected program

Programs supporting the exension sis.dm on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about Symbian OS for open sis.dm file action.


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