Convert sis to jad

Convert SIS to JAD

How to convert sis to jad. Converting Symbian packages. Possible sis to jad converters.

How to convert sis to jad file

Specialized utilities for Symbian phones like the SIS to JAR Converter can be used to convert various Symbian app installation packages (.sis, .sisx, .jar) between each other so they can be used on different versions of Symbian. However, .jad files are just app descriptors and do not contain the actual app, they may be generated alongside the .jar file, but unlikely directly from a .sis file.

Simply put, it is impossible to convert SIS to JAD directly.
Thus, there is no so-called sis to jad converter or a free online .sis to .jad conversion tool.

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Understanding SIS and JAD file formats

SIS files are installation packages used by Symbian OS, primarily for mobile devices. These files contain the necessary components to install applications on Symbian-based devices. They are similar to executable files on Windows systems.

JAD files, on the other hand, are Java Application Descriptor files used to describe the contents and requirements of a Java application (JAR file) for mobile devices. They contain metadata about the application, such as its name, version, and the URL to download the JAR file.

Converting SIS to JAD

Converting a SIS file to a JAD file is not a straightforward process because they serve different purposes and platforms. However, if you need to convert a Symbian application to a Java application, you would typically need to rewrite the application code in Java and then package it as a JAR file, accompanied by a JAD file.

Best software for conversion

There is no direct software to convert SIS to JAD due to the fundamental differences in their platforms. However, if you are looking to develop Java applications for mobile devices, you can use tools like Eclipse IDE with the Java ME plugin to create JAR and JAD files. For Symbian development, Carbide.c++ is a suitable choice.

Steps to create a JAD file from a Java application

1. Develop your application in Java using an IDE like Eclipse.

2. Package your application as a JAR file.

3. Use the IDE to generate a JAD file by selecting File → Export → JAD.


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SIS vs JAD: format comparison

How the SIS and JAD formats compare on the properties that matter most for this conversion.

Comparison of the SIS and JAD file formats
Property .SIS Symbian Installer Package .JAD Java Application Descriptor
Open standard Partly open No
Compression Uncompressed
Typical file size Small Very small
Opens in a web browser No No
Further editing Not directly editable Easy
Metadata support Basic Basic
Plain-text readable No Yes
Best used for Embedding in applications Embedding in applications
Introduced 1997 2000
Developer Symbian Ltd. / Nokia Sun Microsystems
MIME type application/vnd.symbian.install

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