WMV to IMA Converter

Convert your WMV to IMA quickly and securely

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Rapid Processing

Converting WMV to IMA is fast — cloud servers handle the heavy lifting so you get results in moments.

Privacy Protected

Your uploaded files are erased right after conversion. Converted results are automatically deleted within 24 hours.

Server-Side Processing

All audio encoding happens in the cloud. No CPU strain on your computer, no software downloads needed.

How to convert WMV to IMA

1

Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.

2

Choose ima or any other format you need as a result (more than 200 formats supported)

3

Let the file convert and you can download your ima file right afterwards

About formats

WMV (Windows Media Video) is a family of video codecs and associated file format developed by Microsoft, first introduced in 1999 as part of the Windows Media framework. The format encompasses several codec generations, from the original WMV 7 through WMV 9 (also standardized as VC-1 by SMPTE under the 421M specification). WMV files are typically contained within the ASF (Advanced Systems Format) wrapper and use the .wmv extension to indicate video content. WMV 9/VC-1 achieved compression efficiency comparable to early H.264 implementations, delivering good visual quality at moderate bit rates and earning adoption for HD DVD and Blu-ray disc content as an approved codec. The format was deeply integrated into the Windows operating system, Windows Media Player, and server-side streaming infrastructure, making it a natural choice for enterprise media delivery, corporate training videos, and Windows-centric web content throughout the 2000s. WMV supports features including interlaced video, multiple bit rate encoding for adaptive streaming, and digital rights management through Windows Media DRM. The Silverlight platform also used WMV as its primary video format for rich internet applications and streaming services. While the industry has largely moved to H.264 and HEVC for most applications, WMV remains present in legacy enterprise content management systems, archived media libraries, and workflows tied to the Windows Media ecosystem.
Developer: Microsoft
Initial release: 1999
IMA ADPCM (Adaptive Differential Pulse-Code Modulation) is a compact audio coding standard published by the Interactive Multimedia Association in 1992, addressing the need for a lightweight, royalty-free compression scheme suitable for early multimedia PCs and embedded devices. The algorithm encodes each sample as a 4-bit nibble representing the quantized difference from the previous sample, while an adaptive step-size table adjusts dynamically to track signal amplitude — delivering a fixed 4:1 compression ratio over 16-bit PCM. Decoding requires only an integer multiply-add per sample and a small lookup table, so even modest 1990s CPUs could decompress in real time without dedicated DSP. The format became deeply embedded in the multimedia landscape: Microsoft adopted it as a standard ACM codec for WAV files, game engines relied on it for sound effects, and telephony equipment used it for voice storage. Its advantages are enduring: predictable 4:1 size reduction simplifies buffer allocation in constrained environments, the decode path runs on 8-bit microcontrollers, and the open specification made IMA ADPCM one of the most broadly implemented audio codecs in computing history.
Initial release: 1992

Frequently Asked Questions

Why convert WMV to IMA?

IMA provides IMA ADPCM compact voice encoding, which WMV cannot offer due to poor Mac, Linux, and mobile device support. The conversion bridges that gap.

How do I open an IMA file?

IMA opens easily in SoX, Audacity, or IMA ADPCM-compatible tools. Just double-click the file or drag it into the player of your choice.

Is any software installation required?

No. The entire WMV to IMA conversion runs in your browser via convertio.co. Nothing to download or install on your machine.

Can I convert multiple WMV to IMA at once?

Absolutely. Upload several WMV files and convert them all to IMA in one batch — each processes independently.

Will the audio quality be preserved?

Audio quality depends on the bitrate you choose. Higher bitrates retain more detail from the original WMV soundtrack.

Does converting WMV to IMA keep only the audio?

Yes — when you convert a video format to IMA, the converter extracts the audio track and discards the video stream entirely.

WMV to IMA Quality Rating

5.0 (1 votes)
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