DTS Won't Open? Convert to MKV Instantly
Fast, instant DTS to MKV conversion. No signup required. Just drop your .dts file and get .mkv in seconds.
Batch Settings
About DTS to MKV Conversion
Dealing with a DTS file that won't open on your device? You're not alone — DTS compatibility issues are one of the most common reasons people search for a file converter. DTS is a widely used file format.
The fix is simple: convert your DTS to MKV. MKV (Matroska) is an open container supporting virtually any codec, multiple audio tracks, and subtitles. This conversion lets you convert between formats quickly, solving the problem in seconds rather than hours of troubleshooting.
Converting DTS to MKV maintains high quality with CocoConvert's optimised encoder settings.
CocoConvert processes your DTS 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 MKV 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 DTS to MKV
- 1
Add your DTS file
Drag and drop your .dts file into the converter, or tap "Browse" to pick it from your device. Multiple files are supported for batch processing.
- 2
Pick MKV output
Select .mkv 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 .mkv file. For batch jobs, download all at once as a zip.
What Happens When You Convert DTS to MKV
Your DTS file is decoded and re-encoded as MKV.
Your DTS file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in MKV format
The converted file is ready for download
Format Comparison
DTS
.dts file
| Extension | .dts |
| MIME Type | audio/vnd.dts |
| Category | Audio |
MKV
.mkv file
| Extension | .mkv |
| MIME Type | video/x-matroska |
| Category | Audio |
Should You Convert DTS to MKV?
When to Convert
- ✓When you need a MKV file
Frequently Asked Questions
Why won't my DTS file open?
DTS files may not open if your device lacks the right codec or application. Converting to MKV — a more widely supported format — usually resolves this. MKV (Matroska) is an open container supporting virtually any codec, multiple audio tracks, and subtitles.
Is it safe to convert DTS to MKV 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 DTS to MKV?
Converting DTS to MKV 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 DTS 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 DTS to MKV 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.