Convert lectures into working text
Upload lecture audio or video — get a timestamped transcript, search, and TXT, SRT, VTT, or ZIP export. Demo processes the first ~60 seconds without signup.
- Fast & Accurate
- Secure & Private
- No Installation
Demo limits
- Up to 60 s of audio or video per attempt
- File size up to 25 MB
- Per-attempt upload up to 150 MB (then the server trims for demo)
- Up to 3 requests per IP per hour
- For a link, only the first ~60 s are downloaded; device uploads are received whole but only the start is processed
How it works
Upload the recording
Audio or video file, or a supported video link. Demo covers ~60 seconds.
Get the transcript
Timestamped text in your dashboard; edit snippets if needed.
Find the moment
Search by keyword — jump to a topic without scrubbing the whole file.
Download results
Export TXT, SRT, VTT, or ZIP for notes, captions, or archives.
Powerful features
High accuracy
With clear audio you get a strong draft to edit before export.
98+ languages
Transcribe in 98+ languages and dialects worldwide.
Multiple speakers
Automatically detects and separates multiple speakers.
Timestamps
Precise timestamps for easy navigation and referencing.
Export formats
Export to TXT, CSV, SRT, VTT, and more in one click.
Secure & private
Files stay in your account with controlled access.
Perfect for any use case
Lectures
Convert lectures into notes and study materials.
Meetings
Turn meetings into actionable notes and summaries.
Podcasts
Transcribe podcasts for show notes and content repurposing.
Interviews
Extract important quotes and insights from interviews.
Business calls
Document important calls and client conversations.
Voice notes
Convert voice memos into searchable text instantly.
Before vs after transcription
Before
- 1-hour lecture file
- Hard to find key moments
- No structure or search
After
- Structured transcript
- Timecodes included
- Searchable text
- Instant navigation to any moment
Why Polyglot Voice
All-in-one platform
Audio, video, translation and subtitles in one workflow.
No installation
Works in the browser — upload and transcribe immediately.
Fast AI processing
Get transcripts in seconds with export-ready output.
Secure & private
Your files stay in your account with controlled access.
Export-ready formats
TXT, CSV, SRT, and VTT workflows from one transcript.
Supported lecture formats
MP3, WAV, M4A, AAC, FLAC, OGG, MP4, MOV, AVI, MKV
Frequently asked questions
How accurate is the transcription?
Accuracy depends on lecture quality and language, but clear speech typically produces strong draft transcripts you can review and edit before export.
Can it detect multiple speakers?
Yes. The workflow supports speaker detection for meetings, interviews and panel discussions when speakers are distinguishable.
What languages are supported?
Polyglot Voice supports 98+ languages for transcription with auto-detection and manual language selection.
Is there a free trial?
Yes. You can try transcription in the demo and upload files in the dashboard within your plan limits.
What is the maximum file size?
Demo uploads accept files up to 150 MB per attempt. Dashboard limits depend on your plan — see pricing for current caps.
Can I export subtitles?
Yes. Export SRT or use the transcript as a base for subtitle and translation workflows.
Still have questions? Contact us
Transcribe lectures in seconds
No installation. No setup. Just upload and get your text.