Now also available for Linux!

Tero Subtitler everywhere.

Tero Subtitler is an open source, cross-platform, and free subtitle editing software. Designed to prepare subtitles for any content and all major streaming services easily.

Free foreverOpen sourceWindows · macOS · Linux

Tero Subtitler main window with subtitle list, video preview and waveform timeline Tero Subtitler main window with subtitle list, video preview and waveform timeline
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Overview

Let's take a closer look

Multi-language, validation, automatic checks and much more!

Subtitling Assistant

Tero Subtitler uses the power of whisper.cpp and its AI to automatically recognize and create subtitles from audio.

Translation Memory

Translate and reuse! Save time translating your projects with Tero's translation memory support.

Transcribe

No more switching between video player and text editor. Shortcuts control playback without taking your hands off the keyboard, and you can export to plain text compatible with any application.

Subtitle Conversion

A powerful conversion tool, allowing you to convert files between different formats and frame rates.

Subtitling is a pleasure

Built for the way you work

A timeline with waveform

A timeline with waveform

A timeline with waveform, subtitles and shot changes, so you can time every line precisely.

Spot problems at a glance

Spot problems at a glance

List view with all the information you need, including common errors marks.

More features

More features of Tero Subtitler

  • User-friendly and multi-language interface
  • Fully fledged editing with frame and time-based modes
  • Fast and light
  • Create, adjust, sync and translate subtitles
  • Automation: fix subtitles that read weird
  • Search and replace
  • Auto-backup
Do your best work anywhere and anytime

One editor, every desktop

Windows

Optimized and ready for use in Windows 7, 8, 8.1, 10 and 11.

Download

macOS

Welcome to the new Tero Subtitler for macOS! Do your best work anywhere and anytime.

Download
New

Linux

Now also available for Linux, so you can subtitle on your favorite distribution.

Download

Ready for Tero Subtitler?

Yes! There is an easy and free way to create subtitles. A single license for everyone, and it's free!

You can use Tero Subtitler for work, for a hobby, for teaching, for whatever!

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