Try it now, no signup
Upload a file, record live, paste a link, or import from your cloud, then watch it transcribe.
RealtimeVoiceKIT generates social media captions for TikTok, Reels, and Shorts right in your browser, powered by leading frontier AI from OpenAI, Anthropic, and Google. Upload your clip and get accurate, time-coded captions with speaker labels, then export to SRT or VTT or translate for a global audience.
Where the captions go
TikTok
Caption fast-paced clips so they land with sound off.
Instagram Reels
Add captions that keep viewers watching to the end.
YouTube Shorts
Make every Short clear and searchable with captions.
LinkedIn video
Caption professional clips that autoplay muted in the feed.
What's included
How to caption social video
Upload your clip
Drag in the video or paste a link. No account hoops.
Generate captions
The AI transcribes and time-codes every line for the feed.
Export
Download SRT or VTT, or translate before you post worldwide.
Frequently asked questions
Are social media captions free?
Yes. You get 10 free minutes every month with no credit card, and caption export is included.
Which platforms do these work for?
Export SRT or VTT for TikTok, Reels, and Shorts, or burn the captions into the clip.
Which AI powers it?
RealtimeVoiceKIT is powered by leading frontier AI from OpenAI (ChatGPT), Anthropic (Claude), and Google (Gemini).
Can I caption for a global audience?
Yes. Translate captions into 100+ languages so your clip reaches viewers everywhere.