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OGA to WMA Converter

Convert OGA to WMA online for free. Fast, secure, and high-quality conversion with no sign-up or software required.

Free to useNo file stored beyond 1 hourEncrypted over TLS 1.2/1.3No watermarks

How it works

Three steps to your converted file

Everything happens in your browser tab - upload, pick a format, download. The heavy lifting runs on our servers.

01

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.

02

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.

03

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 OGA file?

The OGA file extension denotes an audio-only container format based on the Ogg bitstream encapsulation standard (RFC 3533), maintained by the Xiph.Org Foundation. Unlike the generic .ogg extension, OGA explicitly signifies audio content, typically encoded using lossy compression codecs like Vorbis or lossless codecs such as FLAC and OggPCM. The architecture utilizes a page-based structure enabling streaming, error detection, and time-stamping, making it a key open-source alternative to proprietary formats like MP3.

How to open an OGA file

As an open-standard format, OGA files lack native playback support on default installations of Windows Media Player or QuickTime (macOS) without additional DirectShow filters. Users should utilize cross-platform, open-source media players such as VLC Media Player or MPlayer, which possess built-in libraries for decoding Ogg Vorbis and FLAC streams.

OGA Technical Info

Full Name
Ogg Audio
Developed By
Xiph.Org Foundation
Initial Release
2002
MIME Type
audio/ogg

What is a WMA file?

Windows Media Audio (WMA) refers to a series of audio codecs and their corresponding Microsoft container format, designed as a competitor to MP3 and RealAudio. The standard WMA codec is lossy, but the format family includes WMA Lossless, WMA Pro (multichannel), and WMA Voice. It utilizes the Advanced Systems Format (ASF) container structure and supports digital rights management (DRM), which historically restricted playback to authorized Windows devices.

How to open a WMA file

WMA files are native to the Windows ecosystem and open by default in Windows Media Player and Movies & TV. macOS users require third-party components like Flip4Mac (legacy) or universal players such as VLC Media Player and Elmedia Player to decode the stream. Android and Linux support is generally provided via VLC or by installing ffmpeg-based media libraries.

WMA Technical Info

Full Name
Windows Media Audio
Developed By
Microsoft
Initial Release
1999
MIME Type
audio/x-ms-wma

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Why RunConvert

The fastest way to convert any file

Purpose-built for speed, privacy, and breadth of format support.

Convert OGA to WMA in seconds

Every OGA to WMA 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

Convert without creating an account - no credit card, no trial clock. Sign in only if you want history and higher daily limits.

Developer API

Convert OGA to WMA via API

Automate OGA to WMA 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": "oga-to-wma",
    "tasks": {
      "upload-file": {
        "operation": "import/upload"
      },
      "convert": {
        "operation": "convert",
        "input": "upload-file",
        "output_format": "wma"
      },
      "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.oga

# 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.