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VisualSubSync
What it is
VisualSubSync is a free Windows subtitle editor that uses an audio waveform as its main editing view. Users can select portions of audio and enter matching subtitle text, or load a plain-text or RTF transcript and synchronize selected text with the sound. It supports SRT and SSA/ASS formats and can export SRT files. Its checking tools flag overlapping subtitles, display times that are too short or long, and lines beyond a configured length; speed indicators and network suggestions also support subtitle refinement. Network mode allows others to send missing words or subtitle suggestions through a browser. A translation mode displays a second subtitle file for reference without permitting edits to it. The documented workflow can begin with video, extract audio to WAV, and use the waveform for editing. Playback relies on Windows DirectShow, so some files may require codecs or splitter filters. The project lists version 1.0.1, with its changelog dated 2013-06-29, and the maker calls it a hobby project developed in Delphi and C++.
For and against
For
- Supports SRT and SSA/ASS formats.
- Exports SRT files.
- Flags overlaps and subtitle timing issues.
- Network mode accepts browser-submitted suggestions.
Against
- Made for Windows, not other operating systems.
- Some media files may need codecs or splitter filters.
- Listed version 1.0.1 dates to 2013.
The verdict
VisualSubSync brings waveform-based editing together with subtitle checks and browser-submitted suggestions. Its Windows dependency and dated listed version are important considerations for prospective users.
Who it suits
VisualSubSync may suit Windows users creating or refining subtitles against audio, especially when waveform editing and transcript synchronization are useful. Its browser-based suggestion mode can involve other people in adding missing words or suggestions.
Plans and prices
VisualSubSync
Subtitle editor; SRT and SSA/ASS formats; Windows
Read 9 Oct 2026 · visualsubsync.org
On the record
- Collaboration
- A tutorial describes a built-in network mode where others can review subtitles in a web browser and submit suggestions.visualsubsync.org · read 9 Oct 2026
- Development
- The maker describes VSS as a hobby project developed in Delphi and C++.visualsubsync.org · read 9 Oct 2026
- Development status
- The 1.0.0 changelog says the developer was unsure whether work on the project would continue and describes it as open source from the start.visualsubsync.org · read 9 Oct 2026
- Error checks
- The documented checks include overlapping subtitles, too short or too long display time, and lines exceeding a configured length.visualsubsync.org · read 9 Oct 2026
- Known limits
- The FAQ notes that WAV extraction does not check whether enough disk space is available.visualsubsync.org · read 9 Oct 2026
- Last release
- The changelog dates version 1.0.1 to 2013-06-29.visualsubsync.org · read 9 Oct 2026
- License
- SourceForge lists VisualSubSync under the GNU General Public License version 2.0.sourceforge.net · read 9 Oct 2026
- Linux support
- The FAQ says VSS is not made for operating systems other than Windows and only suggests Wine as a possibility.visualsubsync.org · read 9 Oct 2026
- Media workflow
- The tutorial describes creating projects from video, extracting audio to WAV, and editing against the displayed waveform.visualsubsync.org · read 9 Oct 2026
- Platform
- The project's SourceForge page lists Windows as its operating system.sourceforge.net · read 9 Oct 2026
- Plugins
- The changelog says JavaScript plugins can add custom error detection and correction functions.visualsubsync.org · read 9 Oct 2026
- Purpose
- VisualSubSync is a subtitle editor built around an audio waveform display.visualsubsync.org · read 9 Oct 2026
- Quality tools
- It provides error checking, speed indicators, and network suggestions to help improve subtitles.visualsubsync.org · read 9 Oct 2026
- Spell checking
- The changelog describes a spell checker based on Hunspell and says dictionaries must be downloaded and installed separately.visualsubsync.org · read 9 Oct 2026
- SRT export
- Yesvisualsubsync.org · read 20 Sep 2026
- Subtitle formats
- It supports SRT and SSA/ASS subtitle formats.visualsubsync.org · read 9 Oct 2026
- Transcription
- Users can create subtitles by selecting audio regions in the waveform and entering the corresponding text.visualsubsync.org · read 9 Oct 2026
- Transcript sync
- The text pipe can load plain text or RTF transcripts and help synchronize selected text with audio.visualsubsync.org · read 9 Oct 2026
