Files with sisx extension can be typically found as executable installation files for mostly Symbian based mobile phones (Nokia, Motorola, Samsung).

Detailed description

Software that open sisx file

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SISX file extension - Symbian OS program installation executable

What is sisx file? How to open sisx files?

File extension sisx is mainly associated with Symbian OS and used for program installation files from Symbian OS version 9.1 and higher.

SISX file format is similar to SIS Symbian installation file format, that is used on older versions of Symbian OS.

The SISX is the default installation file format used in Symbian OS operating system that is used by Nokia, Motorola or Samsung in theirs smart phones as operating system.

The sisx files contain archives, installation packages used by the Symbian OS.

This sisx 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.

Updated: December 7, 2023

The default software associated to open sisx 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:

SISXplorer allows you to inspect and extract all the files contained inside a *.sisx file (3rd edition installation packages).

How to convert:

Some special Nokia utilities allows users to convert SISX to previously used SIS format, or even to Java.

Find conversions from sisx file:

sisx to apk

sisx to jar

sisx to sis

Find converter to sisx file type:

apk to sisx

sis to sisx

File identification strings:

HEX code: 7A 1A 20 10
ASCII code: z

List of software applications associated to the .sisx 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 sisx file, edit sisx file, convert sisx file, view sisx file, play sisx file etc. (if exist software for corresponding action in'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 sisx files.

Software that open sisx file - Symbian OS program installation executable

Programs supporting the exension sisx on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open sisx file action.


Main software associated with sisx file by default:
Symbian OS small icon Symbian OS
Other suggested software:

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SIS file extension > Archive and compressed file types

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