Comparison

PolyChat vs Hello Nabu

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

Head to head
About

PolyChat

Master new languages with interactive lessons, engaging games, and an AI chat tutor. Practice vocabulary, grammar, and conversation with a powerful translator and conjugation tools. Learn at your own pace, anytime, anywhere.

Highlights
  • Interactive lessons
  • Gamified vocabulary challenges
  • AI chat tutor
  • Real-time translator
  • Verb conjugator
  • Progress tracking
Features
Read full description

PolyChat is the leading language learning app for iOS, designed to take you from beginner to fluency with interactive lessons, games, AI chat tools, vocabulary exercises, translation tools, and conversation practice. Learn English, Spanish, French, Italian, German, Dutch, Portuguese, Polish, Romanian, Croatian, Catalan, Czech, Danish, Norwegian, Swedish, Vietnamese, and Albanian with over 5,000 lessons per language. PolyChat is the only app that combines structured lessons with custom lessons, giving you the power to learn exactly what you want, anytime you want. Whether you are learning for travel, work, school, ESL study, or personal growth, PolyChat helps you speak confidently faster than traditional apps. Why PolyChat? • 5,000+ lessons per language from beginner to mastery (CEFR A1–C2) • Placement test to match you with lessons for your level • Unlimited custom lessons • AI chat tutor for conversation practice • Vocabulary games and roleplay challenges • Built-in translator and conjugation challenges • Progress tracker for words, phrases, and verbs • Designed for beginners through advanced speakers • Free to start learning today Master Languages With Structured Lessons PolyChat includes thousands of lessons covering vocabulary, grammar, verbs, conjugation, pronunciation, listening, reading, and speaking skills. Practice beginner lessons, verb drills, grammar exercises, translation practice, listening activities, and roleplay conversations designed to build fluency naturally. Vocabulary modules, phrase matching games, and timed challenges help reinforce what you learn while keeping lessons fun and engaging. Our lesson map makes it easy to stay motivated and track your progress. Unlimited Custom Lessons PolyChat is the only app that lets you generate fully customized language lessons instantly with AI. Create lessons for: • Business English conversation • German travel phrases • Portuguese vocabulary for soccer • Dutch grammar exercises • French slang • Spanish roleplay scenarios • ESL speaking practice • And almost anything else you can imagine Just create your own lesson in seconds and make language learning limitless. AI Chat Tutor and Conversation Practice Practice speaking naturally with your personal AI tutor. PolyChat's AI chat helps you: • Improve conversation skills • Learn useful phrases and vocabulary • Get corrections instantly • Practice realistic situations through interactive roleplay From beginner conversation to advanced discussion, PolyChat adapts to your level. PolyChat also includes powerful language tools such as an instant translator with examples and alternatives, vocabulary and conjugation timed challenges, and exercises with spaced repetition review. Everything works together in one app to help you learn faster and remember more. LEARN THROUGH GAMES AND CHALLENGES PolyChat includes: • Vocabulary games • Speaking challenges • Timed word games • XP rewards • Streaks • Leaderboards • Achievements • Daily challenges • Social learning features These features are designed to keep you motivated while building real language skills. Download PolyChat today and discover why thousands of learners are choosing the most complete language learning app for iPhone and iPad. Learn faster. Speak confidently. Master languages with PolyChat. Privacy Policy: polychatapp.com/privacy Terms of Service: polychatapp.com/terms

About

Hello Nabu

This app offers a personalized language learning experience focused on real-life situations. It uses AI to adapt lessons to your goals and context, providing instant feedback and practical vocabulary for effective communication.

Highlights
  • Personalized learning paths
  • Learn in realistic scenarios
  • AI tutor with instant feedback
  • Practical vocabulary and grammar
  • Weekly leagues and achievements
  • Focus on usable skills
Read full description

Speak a new language with an AI tutor that actually talks with you. Hello Nabu turns language learning into a story you play. Create your character, step into your own adventure, and learn by doing: real conversations, spoken role plays, and lessons written around you - your level, your goals, your pace. WHY IT WORKS - Speak from day one: voice role plays with instant pronunciation feedback - AI conversations that adapt to what you say - no scripted dialogues - Your own story adventure: personalized chapters and lessons, generated for you - Smart vocabulary review that resurfaces words right before you forget them - Sentence practice, grammar in context, and real-life scenarios - Track your progress from A1 to C2 (CEFR) and across 11 communication skills STAY MOTIVATED - XP, streaks, trophies and leagues make daily practice something to look forward to - Bite-sized sessions that fit into a coffee break - Practice Arena for quick role plays, vocabulary and sentence drills 19 LANGUAGES Learn Spanish, French, Italian, German, Portuguese, English, Japanese, Korean, Chinese, Russian, Ukrainian, Polish, Dutch, Swedish, Norwegian, Danish, Finnish, Romanian or Turkish. The app is available in English, French, Spanish, Italian, German, Portuguese and Indonesian. Start your adventure today - your tutor is waiting.

Screenshots

PolyChat4 screens
Hello Nabu4 screens

Verdict

The call

The clearest difference is in-app purchases: Hello Nabu at none against PolyChat's 9. Hello Nabu also leads on ads (none vs shown). PolyChat's advantage is ratings volume (206 vs 2). On price, rating, review sentiment and update cadence 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. PolyChat sells 9 in-app purchases, starting at $12.99 per month. Hello Nabu asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for PolyChat against 5.0 for Hello Nabu. That said, the two scores are not equally well evidenced: PolyChat has 206 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 96% of PolyChat's written reviews are positive against 100% of Hello Nabu's.

UpkeepUpdate frequency

PolyChat ships an update every 2 weeks, Hello Nabu every 3 weeks. The most recent releases landed on September 30, 2026 and September 23, 2026 respectively.

Scorecard4 real differences · 6 level
PolyChat versus Hello Nabu: the parameters behind the verdict, then further details
ParameterPolyChatHello Nabu
PriceFreeFree
Rating4.9 (206 ratings)5.0 (2 ratings) — better
Positive reviews95.6% of reviews100.0% of reviews — better
Number of ratings206 — better2
Update frequencyEvery 2 weeks — betterEvery 3 weeks
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.416.0 — better
Further details — not scored
Size88 MB78 MB
Age rating12+4+
DeveloperApplied AIHello Nabu

Customer experience

PolyChat

All ratings206 ratings
Positive97.1%
Neutral2.4%
Negative0.5%
Written reviews68 reviews
Positive95.6%
Neutral0.0%
Negative4.4%

Hello Nabu

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

PolyChat

Reported bugs

2 issues
  • ChatGPT not functioning (Pro subscription issue)
  • Pro subscription not working

Requested features

3 requests
  • Add writing exercises
  • Ability to open a lesson at any level
  • More lessons for total beginners

Hello Nabu

Not enough reviews yet to summarise bugs or requests.

In-app purchases

9 purchases

PolyChat

Subscriptions2
  • Polychat Plus Monthly7 Days trial$12.991 Month
  • Polychat Plus7 Days trial$89.991 Year
One-time7
  • Weekend Getaway$0.99
  • Regional Excursion$4.99
  • Road Trip$9.99
Show 4 more
  • Cross Country Adventure$19.99
  • Globetrotter Grand Tour$49.99
  • Space Odyssey$99.99
  • PolyChat Plus — Lifetime$199.99
None

Hello Nabu

No in-app purchases

Questions

Is PolyChat free?
PolyChat is free to download, with in-app purchases available.
Is Hello Nabu free?
Hello Nabu is free to download, with no in-app purchases.
Which has better reviews, PolyChat or Hello Nabu?
Hello Nabu is rated higher. PolyChat averages 4.9 out of 5 from 206 ratings, while Hello Nabu averages 5.0 from 2 ratings.
Do PolyChat or Hello Nabu have ads?
PolyChat shows ads; Hello Nabu does not.
Which is updated more often, PolyChat or Hello Nabu?
PolyChat ships an update every 2 weeks, and Hello Nabu every 3 weeks. Most recently, PolyChat was updated on September 30, 2026 and Hello Nabu on September 23, 2026.

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