Multi-Voice Timestamps

Multi-voice timestamp
tracker application.

Visualise every voice on a timeline with precise timestamps. Pxlify diarizes the audio, builds per-voice tracks, and exports a unified timeline ready for editorial review.

  • Free up to 60 min
  • ·
  • 100% word accuracy
  • ·
  • Speaker labels included
  • ·
  • 99+ languages
  • ·
Audio / Video File

Drag & Drop

MP3, MP4, M4A, MOV, AAC, WAV, OGG, OPUS, MPEG, WMA, WMV

— OR —
Or see interactive demo below
Free tier — no signup to try Speaker diarization included SRT, VTT, ASS, JSON, TXT, DOCX exports
Word accuracy100%State-of-the-art ASR benchmark
Free transcript pool60 minNo credit card · cancel anytime
Languages supported99+Auto-detect + manual select

Multi-Voice Timeline

Watch the exact pipeline that runs when you upload media to Pxlify.

pxlify_ai_engine_processor
Active Simulation
1

Upload & Extract

explainer_video.mp4

2

Whisper Speech AI

Converting audio to words...

3

Studio Transcripts

Synced SRT & VTT Exports

explainer_video.mp4

0%

Extracting high fidelity audio streams...

Track every voice, every timestamp

Per-voice tracks. Millisecond timestamps. Stable IDs across the whole file.

Timed Highlights

Aligns audio signals with precise segment timestamps, ensuring transcripts fit video timelines perfectly.

Whisper Speech Model

Leverages neural transcription frameworks to capture speech patterns, technical terms, and complex vocabulary.

Multi-Format Exports

Export to SRT, WebVTT, Advanced SSA (.ass), JSON, Word (.docx), or a clean speaker-script TXT — ready for YouTube, Netflix-style subbing pipelines, and short-form video editors alike.

Interactive Playback

Click any word or timestamp in the transcript to jump the video directly to that spoken segment.

Privacy Secured

Local preprocessing allows you to play and test files locally in the browser sandbox before uploads are triggered.

Inline Studio Editor

Refine and update text segments directly on the dashboard with instantaneous state synchronization.

Track multi-voice timestamps in 3 steps

Upload, review tracks, export.

01

Upload your video

Drag in a local file (.mp4, .webm, .mov) or pick an existing recording from your library.

02

Auto-generate timestamps

Pxlify analyzes the audio, splits it into speech segments, and timestamps every line automatically.

03

Refine & export

Search segments, edit lines inline, sync playback timings, then export to SRT, VTT, ASS, JSON, DOCX, or speaker-script TXT.

Multi-voice tracker FAQs

Is the timeline view interactive?+

Yes — click any segment to jump the player to that point, edit a cue, or reassign a speaker.

Are tracks separable in export?+

Yes. JSON exports carry per-voice tracks; SRT/VTT exports can be filtered to one voice on demand.

How precise are the timestamps?+

Millisecond precision, snapped to speech boundaries for tight cue alignment.

What audio formats does the tracker accept?+

MP3, M4A, WAV, AAC, OGG, OPUS, WMA, plus the audio track from MP4 / MOV / WebM.