All tools

2 tools, grouped by what they touch. Everything runs locally in your browser.

Subtitles and captions

Convert and check caption files before you upload them.

SRT to VTT converter (and VTT to SRT)Paste or drop a subtitle file and get the other format back. Runs in your browser; nothing is uploaded.

Voice and scripts

Size a script before you record it or send it to a TTS service.

Voiceover script timerPaste a script to get the word count, character count and how long it takes to read at 130, 150 or 170 words per minute.