Translate pasted SRT or VTT subtitle text into 9 languages (Spanish, French, German, Japanese, Chinese, Hindi, Portuguese, Russian, Arabic) while preserving every timestamp — AI-powered with your own API key, text never stored.
Content reviewed October 2026 · About Toolzum
Shift subtitle timing by ±milliseconds with pasted SRT/VTT text and instant before/after comparison. Localizers fix a 2.5s broadcast delay — paste, shift, copy or download, all local.
Create SRT/VTT subtitles manually by typing or dictating text with live timestamp capture. No automatic transcription — you provide the text.
Burn one shared SRT subtitle file permanently into a whole batch of videos with font-size and bottom/top/middle position control. Course creators hard-sub 20 lessons for platforms that ignore caption files — FFmpeg WASM, 2 free batches a day.
Translate text between 16 languages with automatic source detection via the AI API. Bloggers localize a 500-word post in seconds — 1 credit per translation, sign in free for 5.
OCR scanned PDFs into extractable text with Tesseract.js — English, Hindi, Spanish, or French. Convert a 50-page scan into researchable text — local processing, unlimited saves.
Yes — the prompt instructs the model to leave timing lines (e.g. 00:00:00 --> 00:00:00) and cue numbers exactly unchanged and translate only dialogue lines. A 45-minute episode with 600 cues returns all 600 cues retimed identically, so the file drops straight into YouTube or Premiere with zero resync.
Nine: Spanish (default), French, German, Japanese, Chinese, Hindi, Portuguese, Russian, and Arabic. Jokes, slang, and songs need human editing in any language — budget 20 minutes of review per 30 minutes of dialogue for those.
Paste and translate episode texts one by one with the same target language; each output copies or downloads free as a dated .txt. Keep filenames like S01E01-en.srt so outputs sort correctly.
Yes — pasted text is sent to your configured AI provider for translation; configure your API key in AI Settings first. Strip any personal data baked into captions before translating sensitive content.
No credits — translation uses your own AI provider key (configure it in AI Settings, then generate). Copying and downloading the translated .txt are free and unlimited.
Subtitle Generator
Create SRT/VTT subtitles manually by typing or dictating text with live timestamp capture. No automatic transcription — you provide the text.
Bulk Video Subtitle Burner
Burn one shared SRT subtitle file permanently into a whole batch of videos with font-size and bottom/top/middle position control. Course creators hard-sub 20 lessons for platforms that ignore caption files — FFmpeg WASM, 2 free batches a day.
Bulk Subtitle Time-Shifter
Shift subtitle timing by ±milliseconds with pasted SRT/VTT text and instant before/after comparison. Localizers fix a 2.5s broadcast delay — paste, shift, copy or download, all local.