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Upload a file, record live, paste a link, or import from your cloud, then watch it transcribe.
RealtimeVoiceKIT converts audio straight into ready-to-use SRT and VTT subtitle files, powered by leading frontier AI from OpenAI, Anthropic, and Google. Cues are time-coded automatically, so you skip manual timing and get captions you can edit and translate.
Who makes subtitles from audio
Video creators
Add accurate captions to videos and clips to boost reach and watch time.
Podcasters
Turn episodes into captioned audiograms and accessible transcripts.
Course makers
Caption lessons so learners can follow along and search the content.
Teams
Subtitle webinars and recordings for accessibility and compliance.
What's included
How to make SRT from audio
Upload audio
Drag in a file or paste a link. No timing or setup required.
Generate captions
The AI transcribes and time-codes every cue into a clean subtitle file.
Export SRT or VTT
Download the subtitles, translate them, or fine-tune cues in the editor.
Frequently asked questions
Can I make an SRT file from audio?
Yes. Upload audio and RealtimeVoiceKIT returns a time-coded SRT or VTT file you can drop straight into your video.
Are the cues timed automatically?
Yes. Timestamps are generated for you, so there is no manual cue timing. You can still adjust cues in the editor.
Which AI powers it?
RealtimeVoiceKIT is powered by leading frontier AI from OpenAI (ChatGPT), Anthropic (Claude), and Google (Gemini).
Can I translate the subtitles?
Yes. Translate your captions into another language in the same workflow before you export.