AU Won't Open? Convert to GSRT Instantly
Fast, instant AU to GSRT conversion. No signup required. Just drop your .au file and get .gsrt in seconds.
Batch Settings
您是否曾遇到这样的情况：手头一份AU音频文件，却发现它在某些主流设备或应用上“水土不服”？尤其是在我们日常交流、娱乐和工作中，音频格式的兼容性有时会成为不小的障碍。AU（Audio File Format）作为一种历史悠久的音频格式，在特定专业领域仍有应用，但其通用性远不如GSRT。GSRT（General Sound Recording Type）则更符合现代多媒体环境的需求，尤其是在移动端分享、在线协作以及与各类影音编辑软件的无缝对接上，展现出其独特的优势。将AU转换成GSRT，不仅能让您的音频文件拥有更广阔的“通行证”，还能确保在不同平台和场景下都能流畅播放，避免因格式问题造成的重复转换或无法使用。无论您是音视频内容创作者，还是日常需要处理音频文件的普通用户，这次转换都将为您带来更加便捷高效的体验。
- 微信语音分享
- 游戏素材导入
- 移动剪辑配音
考虑到大陆、台湾和新加坡用户对微信生态的依赖，GSRT格式在分享和播放上通常比AU更为顺畅，能避免不必要的转码或兼容性提示。
About AU to GSRT Conversion
Dealing with a AU file that won't open on your device? You're not alone — AU compatibility issues are one of the most common reasons people search for a file converter. AU is a widely used file format.
The fix is simple: convert your AU to GSRT. GSRT is a widely used file format. This conversion lets you convert between formats quickly, solving the problem in seconds rather than hours of troubleshooting.
Converting AU to GSRT maintains high quality with CocoConvert's optimised encoder settings.
CocoConvert processes your AU file on secure servers in Germany — upload, convert, download. Your files are encrypted via TLS and automatically deleted within 24 hours. No account needed, no software to install, and it works on any device with a browser.
This conversion is ideal when you When you need a GSRT file.
The conversion engine behind CocoConvert uses FFmpeg, Sharp, and qpdf — the same open-source libraries trusted by Netflix, YouTube, and enterprise platforms. Pro users can batch convert up to 100 files at once.
How to Convert AU to GSRT
- 1
Add your AU file
Drag and drop your .au file into the converter, or tap "Browse" to pick it from your device. Multiple files are supported for batch processing.
- 2
Pick GSRT output
Select .gsrt as the target format. CocoConvert automatically applies the best quality settings for this conversion.
- 3
Start conversion
Hit the Convert button. The audio engine processes your file server-side — no CPU drain on your device.
- 4
Save your file
Once done, download your .gsrt file. For batch jobs, download all at once as a zip.
What Happens When You Convert AU to GSRT
Your AU file is decoded and re-encoded as GSRT.
Your AU file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in GSRT format
The converted file is ready for download
Format Comparison
AU
.au file
| Extension | .au |
| MIME Type | audio/basic |
| Category | Audio |
GSRT
.gsrt file
| Extension | .gsrt |
| MIME Type | audio/x-gsrt |
| Category | Audio |
Should You Convert AU to GSRT?
When to Convert
- ✓When you need a GSRT file
Frequently Asked Questions
Why won't my AU file open?
AU files may not open if your device lacks the right codec or application. Converting to GSRT — a more widely supported format — usually resolves this. GSRT is a widely used file format.
Is it safe to convert AU to GSRT online?
Yes. CocoConvert encrypts your file via TLS, processes it on isolated servers in Germany, and permanently deletes it within 24 hours. Your files are never shared or analysed.
Will I lose quality converting AU to GSRT?
Converting AU to GSRT maintains high quality with CocoConvert's optimised encoder settings. CocoConvert uses high-quality encoder defaults to preserve as much fidelity as possible.
How large can my AU file be?
Free users can convert files up to 250 MB each. Pro users get a 5 GB limit per file, and Business API users have custom limits.
Can I convert AU to GSRT on my phone?
Absolutely. CocoConvert works in any modern browser — iOS Safari, Android Chrome, and all desktop browsers. No app required.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.