TTML to VTT Converter — Convert Online Free

Free online TTML to VTT converter. Fast, secure, no signup required.

0+ files converted

Drop your file here

or click to browse

Choose File

Accepted: TTML files · Max 100 MB per file

ttml vtt

Large file? Get notified by email when it's ready:

We'll email you when your file is ready!

Conversion Complete!

Download in s

Get the download link sent to you:

Link will be sent to your email!

Download File

WhatsApp Email

free conversions remaining today /3

Conversion Complete!

Download File

WhatsApp Email

File converted!

One-time payment · Stripe & PayPal

Convert often? Save with a subscription:

No registration required Files auto-deleted after 1 hour SSL encrypted No watermarks

Need to convert TTML to VTT? MegaConvert makes it easy. Upload your Timed Text Markup Language (TTML) file and get a WebVTT (VTT) file in seconds — no software to install, no signup required. Whether you need this conversion for video editing / web streaming, our online converter handles it instantly. Free for files up to 25MB, with support for larger files up to 2GB.

How to Convert TTML to VTT Online

1
Upload your TTML file
Click the upload area or drag and drop your TTML file. Files up to 25MB are free. Larger files are supported with pay-per-use.
2
Choose VTT as output format
VTT is automatically selected on this page. You can adjust conversion settings if needed.
3
Click Convert
Hit the Convert button to start processing. Your file will be converted using our high-performance servers.
4
Download your VTT file
Once conversion is complete, click Download to save your new VTT file. Free files are available for 1 hour.

Why Convert TTML to VTT?

**Reduce file size** — Converting between formats can significantly reduce file size, making files easier to share via email or cloud storage.
**Software requirements** — Your software or platform may require VTT format specifically. Converting ensures full compatibility.

TTML vs VTT — Format Comparison

Feature	TTML	VTT
Full Name	Timed Text Markup Language	WebVTT
Developer	World Wide Web Consortium (W3C)	World Wide Web Consortium (W3C)
First Released	2010	2010
Category	Subtitle	Subtitle
Extension	.ttml	.vtt
MIME Type	application/ttml+xml	text/vtt

Styling and positioning may be lost when converting to simpler formats like SRT.

About TTML Format

XML-based subtitle standard used in broadcast, streaming, and MPEG-DASH.

Full name: Timed Text Markup Language

Developer: World Wide Web Consortium (W3C) (2010)

About VTT Format

Web standard subtitle format for HTML5 video with styling and positioning support.

Full name: WebVTT

Developer: World Wide Web Consortium (W3C) (2010)

Frequently Asked Questions

Upload your TTML file to MegaConvert.io, select VTT as the output format, and click Convert. Your converted file will be ready to download in seconds. No software installation required.

Yes! Files up to 25MB can be converted for free, up to 3 times per day. For larger files, pay-per-use pricing starts at just $2 for files up to 100MB.

Absolutely. All uploaded files are encrypted in transit (HTTPS), scanned for viruses, and automatically deleted after conversion. We never share or access your files.

Free users can convert files up to 25MB. Pay-per-use supports files up to 2GB. Subscribers get up to 2GB with priority processing.

XML-based subtitle standard used in broadcast, streaming, and MPEG-DASH. Developer: World Wide Web Consortium (W3C) (2010).

Web standard subtitle format for HTML5 video with styling and positioning support. Developer: World Wide Web Consortium (W3C) (2010).

Related Conversions

ttml srt

From the Blog

How to Convert SRT to VTT Subtitles (For HTML5 Video)

To convert SRT to VTT, upload your .srt file to MegaConvert.io — subtitle timing preserved, ready for HTML5 video tracks. Free.

How to Convert JSON to CSV (Open API Data in Excel)

To convert JSON to CSV, upload your .json to MegaConvert.io — nested data flattens into Excel-ready columns. Free, no coding.

How to Convert CSV to Excel (Add Formatting, Formulas, and Charts)

To convert CSV to Excel, upload your .csv to MegaConvert.io and select XLSX — data imports cleanly with columns preserved, ready for analysis. Free.

Share this tool