AutoSubSync

Desktop app that auto-syncs subtitle timing to video via ffsubsync, autosubsync, or alass tools.

Desktopfree

AutoSubSync is a free, open-source desktop tool for automatically aligning subtitle files with a video's audio track, using one of several sync engines (ffsubsync, autosubsync, alass). It offers drag-and-drop syncing, batch processing of many video/subtitle pairs, manual timing offset adjustment, and a command-line interface for automated pipelines. It's aimed at people building or maintaining personal video libraries who need subtitles to line up correctly.

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