Polyglot Voice

You're on a Polyglot Voice page — free tools, examples, and our platform for speech-to-text, translation, and subtitles.

Sign in or create a free account to process full files in the studio (about a minute). The studio supports 98 languages; you can change direction and models anytime after upload.

Lecture transcription

Lecture transcription helps students, educators and course creators turn spoken lessons into notes, summaries, study material and searchable documentation.

Useful for study notes and revision

Helps create course materials and summaries

Supports multilingual lesson workflows

Pricing and limits

Free tier, minute and TTS character packs, team plans. Pay after registration — no hidden subscriptions.

Platform highlights

  • 98+ languages for recognition and translation
  • 5 free browser tools
  • REST API for automation

Try the workflow before paying

From recording to text, translation or voiceover in a few steps

Give visitors a clear path: upload a file or record speech, get text, then translate, dub or export the result. The free start is enough to understand the quality.

AI speechTranslationSubtitles

Quick price estimate

10 min
10,000

Transcription from: 490

Voiceover approx.: 10

This is an estimate: final cost depends on quality mode, pack and tariff.

How it works

  1. Upload audio/video, paste a link or record speech in the browser.
  2. Choose language, quality and the target result: text, translation, subtitles or voiceover.
  3. Get the result in the studio and add minutes, TTS characters or API access when needed.

Example result

Before

Before: a lecture recording, interview or video in another language.

After

After: structured text, translation, subtitles and a base for voiceover or clips.

Why users can trust it

  • Source files are removed from disk about 1 hour after processing.
  • Start for free and pay only for the minutes, attempts or TTS characters you need.
  • Use the web studio for one-off jobs or API access for automation.

What plans include

  • Transcription minutes/attempts
  • TTS characters for voiceover
  • Task history, export, API keys and webhooks

Honest limitations

  • Demo is limited to 60 seconds
  • Quality depends on noise and speech clarity
  • Long files and heavier models require a plan

How it works

  1. Upload the source audio or video file that matches your workflow.
  2. Choose the task, language or translation direction that fits your goal.
  3. Review the result, export the output and continue with subtitles, clips or API automation.

Supported formats and inputs

recorded lecture audiolesson videowebinar recording

Best for

  • student notes and revision workflows
  • course publishing and summaries
  • lecture archive and multilingual learning

FAQ

Why transcribe lectures?

Lecture transcripts make spoken lessons searchable, easier to review and easier to turn into notes, summaries and study materials.

Can lecture transcripts help multilingual learners?

Yes. They are especially useful when learners need readable text, translated material or subtitle-style support.

Polyglot Voice

You're trying the Polyglot Voice demo — our platform for turning speech into text and translating it.

To transcribe or translate full files beyond this demo, sign in or create a free account (it only takes a minute). The studio supports 98 languages; you can change direction and models anytime after upload.

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