RM to WMV Converter
Convert RM to WMV online for free. Fast, secure, and high-quality conversion with no sign-up or software required.
Maximum file size is 1GB
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Three steps to your converted file
Everything happens in your browser tab - upload, pick a format, download. The heavy lifting runs on our servers.
Upload your file
Drag and drop, click to browse, or paste a URL. Batches take up to 20 files at once - 230+ input formats across video, audio, image, document, and archive types.
Choose an output format
Pick from over a hundred output formats. Filter by category or search by name - every option is open to everyone, no account needed.
Convert & download
Hit Convert and grab your download link moments later. Originals are erased when the job completes; results are cleared within about an hour.
What is an RM file?
RealMedia (RM) is a multimedia container format created by RealNetworks for streaming content over the Internet. Introduced in the mid-1990s, it typically encapsulates audio compressed with RealAudio and video utilizing RealVideo proprietary codecs. The format relies on the Real Time Streaming Protocol (RTSP) to manage data delivery, allowing media to play while downloading. RM files support Variable Bit Rate (VBR) encoding, enabling the adjustment of data density based on content complexity to optimize bandwidth usage, though it has largely been superseded by MP4 and modern streaming protocols.
How to open an RM file
Native support for RM files is absent in modern Windows, macOS, and Linux operating systems due to the format's proprietary nature and obsolescence. While the legacy RealPlayer software is the original playback utility, the open-source VLC media player is the standard recommendation for modern systems, as it integrates the necessary FFmpeg libraries to decode RealVideo and RealAudio streams without requiring additional codec packs.
RM Technical Info
- Full Name
- RealMedia
- Developed By
- RealNetworks
- Initial Release
- 1995
- MIME Type
- application/vnd.rn-realmedia
What is a WMV file?
Windows Media Video (WMV) refers to a series of video codecs and their corresponding coding formats developed by Microsoft, typically encapsulated in the Advanced Systems Format (ASF) container. The format evolved through several iterations (WMV7, WMV8), culminating in WMV9, which was standardized by SMPTE as VC-1 (SMPTE 421M). WMV utilizes inter-frame compression and was originally designed for internet streaming applications and the Windows Media framework, supporting variable bit rate (VBR) and digital rights management (DRM).
How to open a WMV file
WMV files open natively in Microsoft Windows environments via Windows Media Player and the Movies & TV app. On macOS, native support is absent, requiring third-party tools such as VLC media player or the legacy Flip4Mac component for QuickTime. Cross-platform suites like MPlayer and DivX Player also support the ASF container and VC-1 codec family required to render WMV content.
WMV Technical Info
- Full Name
- Windows Media Video
- Developed By
- Microsoft
- Initial Release
- 1999
- MIME Type
- video/x-ms-wmv
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Why RunConvert
The fastest way to convert any file
Purpose-built for speed, privacy, and breadth of format support.
Convert RM to WMV in seconds
Every RM to WMV conversion runs on our servers, so your device stays fast and the output quality stays intact.
Fast, cloud-powered
No queue, no waiting. Files are processed on high-performance servers and returned in seconds, even for large files.
Secure & private
Encrypted in transit and never shared with anyone. Uploads are erased the moment your job completes, and results shortly after.
Free - no account needed
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Developer API
Convert RM to WMV via API
Automate RM to WMV conversions in three steps: create a job, upload your file, then poll for the result.
# 1. Create job
curl -X POST https://api.runconvert.com/v3/jobs \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"tag": "rm-to-wmv",
"tasks": {
"upload-file": {
"operation": "import/upload"
},
"convert": {
"operation": "convert",
"input": "upload-file",
"output_format": "wmv"
},
"export-result": {
"operation": "export/url",
"input": "convert"
}
}
}'
# 2. Upload your file (use upload_url from the response)
curl -X PUT "$UPLOAD_URL" --upload-file input.rm
# 3. Poll for result
curl https://api.runconvert.com/v3/jobs/$JOB_ID?include=tasks \
-H "Authorization: Bearer YOUR_API_KEY"Replace YOUR_API_KEY with your RunConvert API key. Get your free API key at runconvert.com/api.