Contact & Support
📧 Email Support
zettelwerk [at] posteo [dot] net
I typically respond within 24 hours.
🏢 Business Information
Company: Zettelwerk
Website: zettelwerk.app
Service: AI-powered German vocabulary learning
🐦 Follow Me
Twitter: @teeth2i4
Frequently Asked Questions
How do I cancel my subscription?
Use the /subscription command in the Telegram bot to
manage your billing.
Can I export my vocabulary cards?
Yes! Use the /export command to download your cards as
an Anki package (.apkg file).
Is my data secure?
Absolutely. I use industry-standard security practices and never share your personal information.