LangSim: speak german

Already know some German? Time to speak faster and more confidently.

LangSim is your AI-powered German language app for real conversations that help you speak German fast and naturally.

Download LangSim today and start your first AI conversation in under a minute.

Who it’s for: Learners at A2–B2 who want to move from grammar knowledge to fluent, real-life conversation.

Why LangSim Works

Real conversations, not drills – Practice ordering food, job interviews, apartment viewings, doctor visits, travel, meetings, small talk, and more. Each dialogue mirrors real-world German, helping you think, react, and speak naturally.

AI role-play that adapts to you – Every character listens and responds to what you say. Conversations branch based on your responses, creating infinite ways to learn and replay scenarios. No two sessions are ever the same.

Instant speaking feedback – Receive pronunciation analysis (IPA and phonetic tips) and real-time grammar correction with short, useful explanations that help you fix mistakes instantly. Improve rhythm, stress, and clarity with each sentence.

CEFR-aligned progress – Track your A2 to B2 growth with clear goals, personalized lesson paths, and adaptive challenges that match your fluency level. LangSim automatically adjusts content to keep you in the perfect learning zone.

Smart review that sticks – Spaced repetition ensures long-term retention of the vocabulary, idioms, and grammar patterns you actually use in conversation. Reinforce what matters most—not random words.

Guided help, only when needed – Use built-in hints, translations, and model answers when stuck. Stay immersed in conversation without ever losing flow.

What You’ll Practice

* Speaking and listening in authentic German
* Conversation strategies: asking, clarifying, confirming, repairing mistakes
* Pronunciation and prosody for natural, confident speech
* Grammar in context: word order, cases, verb frames, connectors
* High-impact vocabulary for work, study, and daily life

Popular Role-Plays

* Restaurant and café: order, ask for changes, handle mistakes
* Work and hiring: introductions, job interviews, meetings, feedback
* Housing: apartment viewings, contracts, landlord chats
* Health and travel: doctor visits, pharmacy, train station, airport
* Social life: small talk, invitations, opinions, and casual talk

Advanced Learning Tools

* AI role-play companions with multiple conversation paths
* Pronunciation feedback with IPA and phonetic guidance
* Real-time grammar suggestions with bite-size explanations
* CEFR progress tracking for A2–B2 learners
* Smart review of words and grammar from your own dialogues
* Contextual hints, quick translation, and adaptive help
* Progress analytics to see your growth over time
* Offline mode for uninterrupted learning

LangSim isn’t just another language app—it’s your personal AI conversation world for mastering real German fluency. Feel confident in restaurants, meetings, interviews, or while traveling. Build real fluency, one role-play at a time.

Stop memorizing. Start speaking.
Speak German with AI role-play and discover how fast fluency can feel.

Recent changes:
Added an optional app rating button and review prompts after completed activities. Improved app reliability.