Do I need to install an app?

No. Günther works entirely within WhatsApp — you just chat like with a contact. No download, no separate account.

How secure is my data?

Your data is processed GDPR-compliantly. Conversations are encrypted and automatically deleted after 30 days. You can delete all data at any time via /forget.

Which languages are supported?

Günther responds in German and English. The translation feature supports over 50 languages. You can change the language at any time with /language.

Can I cancel anytime?

Yes, anytime. No subscription lock-in, no notice periods. The Free plan stays free forever.

What AI powers Günther?

Günther uses OpenAI GPT-4.1-nano for text, SuperSpeech for ultra-fast voice transcription, and FAL AI for image generation. All in one WhatsApp chat.

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Transcribe voice messages in WhatsApp

Günther converts WhatsApp voice messages into searchable text and returns concise summaries.

Quick facts at a glance

Avg. processing time: Under 2 seconds for 60 seconds of audio
Engine: SuperSpeech EU infrastructure + Whisper fallback
Languages: German, English and 50+ languages via fallback
Retention: Deleted automatically after 30 days
Formats: OGG, MP3, WAV, M4A, WebM

How it works

Send a voice message

Send or forward a WhatsApp voice message to Günther.

Run AI transcription

Audio is processed with SuperSpeech in the EU, with a fallback when needed.

Get text and summary

Receive both full transcript and a short recap in the same thread.

What you get

✓Use it right in your existing WhatsApp conversations
✓Perfect for meeting notes, support handoffs, and travel updates
✓Supports mixed speakers and technical terms
✓Quick summaries remove the need for manual reading
✓Included in FREE, expanded limits in BASIC and PREMIUM

Pricing

FREE includes 5 minutes per month. BASIC has 30 minutes, PREMIUM has 120 minutes per month.

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FAQs

Can I transcribe received voice notes?

Yes. Forward the voice note to Günther and get the transcript within one chat thread.

What is the speed?

Typical average: under 2 seconds for 60 seconds of clean audio.

Where is data processed?

Primary transcription runs in EU infrastructure. A resilient fallback applies only when needed.

Can I erase my data?

Yes. Use /vergessen to remove all data associated with your workspace immediately.

Try it free now

No download, no setup. Just start chatting in WhatsApp.

Start chatting View pricing