01
See immediately what does not fit
Red underline, one click. You see the correct version + explanation in your native language (Turkish, English, Russian, Polish, Arabic and 25+ others).
Back LETTER CORRECTION
Write in German without feeling embarrassed.
Job application, apartment enquiry, letter to the Bürgeramt, complaint. You type, the AI corrects immediately: grammar, style, politeness. With an explanation of why it is better.
Sehr geehrte Damen und Herren,
Ich interesieren mich für ihre Wohnung. Können wir einen Termin machen?
Mit beste Grüßen,
Maria
1
✕ interesieren
✓ interessiere
Double “s” + ich form (-e instead of -en).
2
✕ ihre
✓ Ihre
Capitalisation for formal address.
3
✕ beste
✓ besten
Dative ending in “mit besten Grüßen”.
B1 good · 3 improvements
What you learn with it
02
Understand levels of politeness
Du form vs. Sie form, “ich” vs. “mein”, informal vs. formal closing formula: everything in one trainer.
03
Real letters, real scenarios
Job application, apartment viewing, sick note, complaint: 30+ templates you really need.
04
Learn patterns, not just corrections
After 5 letters, you recognise the same mistakes yourself. The trainer makes you a better writer, not dependent on AI.
How it works
1
Choose your scenario
Job application? Apartment enquiry? Sick note? 30+ templates with task context.
2
Write your letter
Type in the editor. The AI marks issues in real time.
3
Compare + learn
Click a marking: see the explanation, accept the correction, learn the pattern.
From 17 years of language-school experience
„Writing is the area where our students most often have to practise alone but receive no feedback. That is exactly why we built the letter trainer."
— SH Sprachschule Heilbronn · since 2009