An st1 file extension is related to the DigiTitle Master and used for its subtitle files.

There is one other file type using
the ST1 file extension!

st1 icon.st1 - SPICE status data

Detailed description

Software that open st1 file

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ST1 file extension - DigiTitle Master subtitle

What is st1 file? How to open st1 files?

File type specification:

Text file type icon Text file type

The st1 file extension is associated with DigiTitle Master, a subtitling system for Microsoft Windows operating system developed by Converge Horizons.

The st1 file contains subtitles stored in DigiTitle Master format.

The default software associated to open st1 file:

DigiTitle Master  Microsoft Windows software

Company or developer:
Converge Horizons

DigiTitle Master is a dedicated on-air subtitling system by Converge Horizons. Still available, yet seems a little out-dated software.

Related articles:

Best free software for movie subtitle editing

Help how to open:

Use DigiTitle Master to open *.st1 subtitle files.

How to convert:

Compatible tools may be able to export *.st1 files to other formats.

List of software applications associated to the .st1 file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open st1 file, edit st1 file, convert st1 file, view st1 file, play st1 file etc. (if exist software for corresponding action in's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting st1 files.

Software that open st1 file - DigiTitle Master subtitle

Programs supporting the exension st1 on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about DigiTitle Master for open st1 file action.

Microsoft Windows:

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