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Record live or drop in a file (up to 30 MB) and watch it transcribe.
Tap to start recording from your microphone
SRT is the most widely supported subtitle format, and RealtimeVoiceKIT generates it automatically from your recording. Upload a file, let the AI caption it with readable line lengths and frame-accurate timing, then download a ready-to-use .srt, optionally translated into another language.
Great for
YouTube & social
Upload .srt files for captions that boost reach and accessibility.
Video editors
Import SRT into Premiere, Final Cut, DaVinci, and more.
Course creators
Caption lessons so learners can follow along anywhere.
Localization teams
Produce translated SRT files for global releases.
What you get
How it works
Upload
Add audio or video, or paste a URL to caption.
AI captions
Speech is converted into well-timed, readable subtitle lines.
Download .srt
Export a standard SRT file, translated into another language if needed.
Frequently asked questions
What is an SRT file?
SubRip (.srt) is a plain-text subtitle format that pairs caption lines with start and end timestamps. It's supported by almost every video player and platform.
How do I create SRT subtitles automatically?
Upload your audio or video to RealtimeVoiceKIT and the AI generates a timed SRT file you can download and edit in one click.
Can I translate an SRT file?
Yes. Translate the captions into 100+ languages while preserving timing, then export the translated .srt.
Is there a free plan?
Yes. 10 free minutes every month including SRT export and no credit card required.