Comparison

LangSim vs Fluedy

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

LangSim

Practice German through realistic AI-powered conversations. Improve speaking, listening, and pronunciation with instant feedback and adaptive challenges. Master real-life scenarios from ordering food to job interviews.

Highlights
  • AI role-play for real conversations
  • Instant speaking and grammar feedback
  • CEFR-aligned progress tracking
  • Smart vocabulary and grammar review
  • Offline learning mode
Features
Read full description

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.

About

Fluedy

This AI-powered language app helps users speak German confidently for work, study, or daily life. It offers adaptive learning, real-life simulations, and focused training for official exams, requiring just 15 minutes daily.

Highlights
  • Adaptive AI learning
  • Real-life simulations
  • Exam-focused training
  • Progress tracking
  • Mobile-friendly practice
  • 15-minute daily lessons
Features
Read full description

Pass your B1/B2 exam. Get ready for work in Germany. Learn German from A1 to B2 with short story lessons. Fluedy is your companion for the whole journey to Germany - from your first German lessons to your first days on the job. 1) Pass the exam Train with B1 and B2 simulations across all 4 modules: Reading, Listening, Writing, and Speaking. Each simulation uses the full time limits, so you can practice under exam conditions. Writing and speaking are scored with the same assessment criteria used in the exam. Pass all 6 simulations for your level and you know you're ready. Start with the first simulation, then unlock more with Premium. 2) Start your job Build the German you need for work in Germany with career courses for nursing, physiotherapy, and dental assisting. Practice conversations from everyday work, including situations with patients. You also get lessons for applications and job interviews, so you can prepare for the next step with more confidence. 3) Settle into life in Germany Language alone is not enough. Fluedy also helps with culture, daily life, and bureaucracy, woven into every course. How you learn - Short lessons that fit your day - Stories that continue like a series - Characters you can follow: Mara from A1 to B2, and Daniel, Priya, and Linh at work - A clear path: A1, A2, B1, B2, nursing, physiotherapy, and dental assisting Who it is for Fluedy is made for young adults from around the world who want to live, work, and build a future in Germany. If you are looking for a B1 exam app, a B2 exam app, German for nurses, German for physiotherapy, German for dental assistants, speaking practice, listening practice, or help with a job interview in Germany, you are in the right place. Built with language teachers. Supported by the Gründerstipendium NRW. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

LangSim4 screens
Fluedy4 screens

Verdict

The call

The clearest difference is rating: LangSim at 5.0 against Fluedy's 3.7. LangSim also leads on in-app purchases (none vs 15) and iOS requirement (13.0 vs 16.4). Fluedy's advantage is update cadence (every 2 days vs weekly) and ratings volume (3 vs 1). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Fluedy sells 9 in-app purchases, starting at $11.99 per month. LangSim asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

LangSim holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

UpkeepUpdate frequency

LangSim ships an update weekly, Fluedy every 2 days. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

Scorecard6 real differences · 4 level
LangSim versus Fluedy: the parameters behind the verdict, then further details
ParameterLangSimFluedy
PriceFreeFree
Rating5.0 (1 ratings) — better3.7 (3 ratings)
Positive reviews100.0% of reviews—
Number of ratings13 — better
Update frequencyWeeklyEvery 2 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPodiPhone, iPad
Requires iOS13.0 — better16.4
Further details — not scored
Size64 MB148 MB
Age rating4+17+
DeveloperBetapilothaello ai GmbH

Customer experience

LangSim

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Fluedy

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%

In-app purchases

None

LangSim

No in-app purchases

9 purchases

Fluedy

Subscriptions9
  • Fluedy Premium7 Days trial$11.991 Month
  • Fluedy Premium1 Month trial3 variants$11.991 Month
  • Fluedy Premium$11.991 Month
Show 6 more
  • Fluedy Premium7 Days trial$27.493 Months
  • Fluedy Premium$27.493 Months
  • Fluedy Premium3 Months trial3 variants$27.493 Months
  • Fluedy Premium$44.996 Months
  • Fluedy Premium7 Days trial$45.996 Months
  • Fluedy Premium6 Months trial3 variants$45.996 Months

Questions

Is LangSim free?
LangSim is free to download, with no in-app purchases.
Is Fluedy free?
Fluedy is free to download, with in-app purchases available.
Which has better reviews, LangSim or Fluedy?
LangSim is rated higher. LangSim averages 5.0 out of 5 from 1 ratings, while Fluedy averages 3.7 from 3 ratings.
Do LangSim or Fluedy have ads?
Neither LangSim nor Fluedy shows ads.
Which is updated more often, LangSim or Fluedy?
LangSim ships an update weekly, and Fluedy every 2 days. Most recently, LangSim was updated on October 30, 2026 and Fluedy on October 28, 2026.

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