Free · No Upload · Instant

Convert TS to MKV Free Online — Best TS to MKV Converter 2025

Convert TS to MKV online for free. Fast, private MPEG Transport Stream to Matroska Video converter — no upload, no signup. Works in your browser instantly.

Choose Files

or drag and drop files here

Max file size: 2GB

Your files are processed locally in your browser. Nothing is uploaded to any server.

How to Convert TS to MKV

Upload your TS file by clicking "Choose Files" or drag and drop it.

Select MKV as the output format.

Click "Convert Now" and download your converted file.

About TS Format

Extension: .ts
Full name: MPEG Transport Stream

About MKV Format

Extension: .mkv
Full name: Matroska Video

Frequently Asked Questions

Is it safe to convert TS to MKV online?

Yes! Convert999 processes all files directly in your browser. Your files are never uploaded to any server, ensuring complete privacy and security.

How long does it take to convert TS to MKV?

Conversion is nearly instant for most files. Large files may take a few seconds depending on your device's processing power.

Is there a file size limit?

Convert999 supports files up to 2GB. Processing happens locally, so larger files depend on your device's available memory.

Do I need to install any software?

No installation required. Convert999 works entirely in your web browser on any device.

Can I convert TS to MKV on my phone?

Yes! Convert999 works on any device with a web browser — iPhone, Android, iPad, or desktop. No app installation required. Simply open the converter, upload your TS file, and download the converted MKV file.

Will I lose quality converting TS to MKV?

Convert999 uses high-quality conversion algorithms to minimize quality loss. For lossless formats, the conversion is exact. For lossy formats like images and audio, we use optimized settings that balance quality and file size.

Can I batch convert multiple TS files to MKV?

Yes, Convert999 supports batch conversion. Select or drag & drop multiple TS files and convert them all to MKV format at once. Each file is processed locally in your browser.

What is the difference between TS and MKV?

MPEG Transport Stream (TS) and Matroska Video (MKV) differ in compression, compatibility, and features. TS is optimized for its native use cases, while MKV may offer different advantages. Visit our TS vs MKV comparison page for a detailed breakdown.

Why Convert TS to MKV?

Advantages

✓Matroska Video offers better compatibility with modern applications and workflows
✓Converting is completely free with no file size limits on Convert999
✓Your files never leave your device — 100% private and secure conversion
✓Instant conversion without waiting for server processing

Key Differences

→TS (MPEG Transport Stream) is optimized for its native use cases
→MKV (Matroska Video) may offer different compression or feature set
→Choose based on your target platform, quality needs, and file size requirements

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