Convert M4A to a timestamped transcript (and subtitles) — blazing fast and low cost.
Blazing fast and low cost • 1 minute of transcription = 1 credit
Turn long-form audio into a readable transcript in minutes.
Usage-based credits (1 minute = 1 credit) with 150 free credits to start.
Timestamps, speaker identification, and exports (TXT, SRT, VTT, Markdown).
Add your M4A audio file.
Generate timestamped text with AI.
Download the transcript in multiple formats.
Yes — upload your M4A file or paste a link and Vibbly will generate a timestamped transcript.
For uploads, the current limit is 100MB per file. For larger files, use a hosted link if possible.
Yes — export subtitles in SRT or VTT.
Vibbly is usage-based: 1 minute of audio transcription equals 1 credit. You get 150 free credits to start.
Yes — transcripts include timestamps so you can jump to specific moments or build chapter markers.
You can export transcripts as TXT, SRT, VTT, and Markdown.
Use clear audio (minimal background noise) and ensure speakers are not talking over each other. You can also select the target language for better results.
You can browse transcripts publicly. To transcribe your own audio, sign in and use your free credits or a plan.