Subtitle Edit is a free, open source software for editing, creating, and converting subtitles. This powerful tool is designed to meet the needs of both novice and expert users, and it includes a range of features and functions to help make subtitle creation and editing easy. It supports all popular subtitle formats, including .srt, .sub, .sbv, .vtt, and more, so you can quickly and easily add subtitles to any video file. Subtitle Edit also offers a number of advanced features, such as spell-checking, automatic synchronization, and support for editing multiple subtitle files at once. With its intuitive interface and customizable settings, Subtitle Edit is the perfect choice for anyone looking to add subtitles to their videos quickly and accurately.