Files with ismv file extension can be usually found as special video files in so called Smooth Streaming fragmented MPEG-4 video format.

Detailed description

Software that open ismv file

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ISMV file extension - Smooth Streaming MPEG-4 multimedia fragment

What is ismv file? How to open ismv files?

File type specification:

Digital video and movie file type icon Digital video and movie file type

The ismv file extension is mainly related to Microsoft's Smooth Streaming service. Smooth Streaming is extension for Internet Information Services (IIS) and used to streaming video in to Silverlight and other compatible clients.

The ismv file contains specially fragmented MPEG-4 multimedia content in Smooth Streaming format (also can use a PIFF - Protected Interoperable File Format).

The default software associated to open ismv file:

Smooth Streaming icon

Microsoft Corporation logoSmooth Streaming  Microsoft Windows software

Company or developer:
Microsoft Corporation

Microsoft Smooth Streaming is extension for IIS Media Services that enables adaptive streaming of media to Silverlight and other clients over HTTP protocol.

Microsoft Silverlight icon

Microsoft Corporation logoMicrosoft Silverlight  Microsoft Windows software

Company or developer:
Microsoft Corporation

Microsoft Silverlight is an application framework for writing and running rich Internet applications, with features and purposes similar to those of Adobe Flash. 

Silverlight was a powerful development tool for creating engaging, interactive user experiences for Web and mobile applications. 

Microsoft Silverlight support ended on October 12, 2021.

Help how to open:

Specialized plugins can be found that add support for *.ismv files to web browsers. The easiest option would be to use tools provided by Microsoft.

How to convert:

There are known problems related to conversion of .ismv file types. Some users had luck with using Windows Live Movie Maker (now known as Movie Maker), whilst for others it did not actually work. Some video converters claim to support this file format but this may be just marketing trick.

Find conversions from ismv file:

ismv to mp4

Find converter to ismv file type:

avi to ismv

mp4 to ismv

List of software applications associated to the .ismv 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 ismv file, edit ismv file, convert ismv file, view ismv file, play ismv file etc. (if exist software for corresponding action in File-Extensions.org's database).

Hint:
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 ismv files.

ismv file player - programs that play ismv file - Smooth Streaming MPEG-4 multimedia fragment

Programs supporting the exension ismv on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about Microsoft Silverlight for play ismv file action.

Microsoft Windows:

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