Audio Video IFilter is a content indexing filter for WMA, WMV and MP3 files. The IFilter is compatible with all indexing services based on the Microsoft Search technology: Microsoft Indexing Service, Windows Desktop Search, Microsoft SharePoint Portal etc. Audio Video IFilter extends the services capabilities to index the WMA, WMV, MP3 files providing content search for them. Audio Video IFilter extracts two kinds of text metadata: standard ASF metadata form ASF, WMA, WMV files and ID3 tags from MP3 files. The ID3 tags is the de-facto standard of storing metadata in the MP3 files. Audio Video IFilter is a software component that provides benefits together with other Windows applications. With AimAtFile Fast File Search the IFilter helps you quickly find music and movies in your home collection. With Microsoft Indexing Service under Internet Information Server or with SharePoint Portal the IFilter lets you provide your site or portal visitors with a powerful search of multimedia content. The program is free for non-commercial use and 30-day trial for commercial use.