Pocket grammar guides for language beginners. The underlying rule first — not buried in examples.
Open Web App →Mobile-first — best experienced on your phone.
| Suffix | Example |
|---|---|
| -e | Hund → Hunde |
| -e +ü | Stuhl → Stühle |
| -er (+ü) | Kind → Kinder, Buch → Bücher |
| -(e)n | Frau → Frauen |
| — / -s | Lehrer, Auto → Autos |
Every lesson generates a ready-to-paste prompt for ChatGPT, Claude, or Gemini — scoped to the rule, your level, and what you already know. Configurable support style and question count.
Learn more →Language learners review the content. German A1 and A2 are live. More languages coming. More →