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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AI Chat inside WhatsApp

Ask in your regular WhatsApp chat and get structured answers, clean writing, translation, and concise summaries.

Quick facts at a glance

Average response: Typically under 3 seconds for standard prompts
Modeling: Multilingual models dynamically selected by task type
Use cases: Drafting, summary, language support, idea generation
Availability: 24/7 inside WhatsApp on mobile and desktop
Privacy: EU infrastructure and account-level data rules

How it works

Ask a question

State your task clearly: summarize, brainstorm, draft, translate, or rewrite.

Use context

Günther understands your current chat context and keeps relevant details in scope.

Get a structured answer

Receive a concise reply with prioritized points you can reuse right away.

What you get

✓Works in the same WhatsApp chat, no app switch needed
✓Great for quick decisions, email drafts, and meeting summaries
✓Supports brainstorming with tone and style control
✓Translation and style variants are part of one workflow
✓Less context switching, more execution time

Pricing

Core usage is included in FREE. BASIC and PREMIUM increase monthly usage limits and response priority.

More relevant features

Voice Messages PDF Export Image Generation

FAQs

Can I ask multiple follow-up questions in the same thread?

Yes. Continue your discussion naturally and Günther retains thread context where useful.

Can it handle longer writing tasks?

Yes. You can draft memos, summaries, and messages and refine them in iterations.

Are professional topics answered accurately enough?

Yes, but for critical decisions use human review before final publication.

Can I force a tone?

Yes. Add style instructions like formal, concise, or marketing-focused in your prompt.

Try it free now

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

Start chatting View pricing