Tools
Do one job fast.
Compact tools for extracting, syncing, converting, cleaning, translating, and summarizing subtitle files.
Subtitle Translator
Translate subtitles to 100+ languages with AI.
Bilingual Translator
Dual-language subtitles for study, review, or publishing.
Subtitle Extractor
Pull embedded subtitle tracks from MP4 or MKV files.
Add Subtitles to Video
Embed SRT or ASS subtitle tracks into MKV or MP4 video files locally.
Format Converter
Convert between SRT, VTT, ASS, and SSA formats.
Timing Shifter
Move every subtitle cue earlier or later by milliseconds.
Subtitle Cleaner
Remove noisy formatting, repeated cues, and distracting text.
Transcript Summarizer
Turn long subtitle transcripts into a readable summary.
Quick Sync
Small delay? Fix it with preset offset buttons.