Comparison

PolyChat vs OpenWords

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 and video call tools, vocabulary exercises, study lists, 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 with interactive video calls • Custom study lists for words and phrases • Vocabulary games and roleplay challenges • Built-in translator and conjugation challenges • Progress tracking 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, timed challenges, and custom study lists help reinforce what you learn. Our lesson map makes it easy to stay motivated and track your progress. Unlimited Custom Lessons 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 Create your own lesson in seconds and make language learning limitless. AI Chat Tutor and Video Calls Practice naturally with your personal AI tutor through chat or interactive video calls. PolyChat's AI tutor helps you: • Improve conversation and speaking skills • Learn useful phrases and vocabulary • Get corrections instantly • Practice realistic situations through roleplay From beginner conversation to advanced discussion, PolyChat adapts to your level. PolyChat also includes an instant translator with examples and alternatives, custom study lists, vocabulary and conjugation challenges, and 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 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

OpenWords

This app helps you truly remember new words by providing a deep-dive dictionary and vocabulary tool. It offers contextual definitions, flashcards, and spaced repetition to turn lookups into long-term knowledge. Track your progress and master vocabulary without accounts, subscriptions, or ads.

Highlights
  • Multi-sense dictionary lookup
  • CEFR levels and frequency indicators
  • Instant flashcard creation
  • Spaced repetition system (SRS)
  • Multiple study modes
  • Offline access
  • Vocabulary progress tracking
Features
Read full description

OpenWords helps you actually remember the words you look up. It is a deep-dive dictionary and vocabulary tool built for learners who want to truly master English, Dutch, German, Polish, or Russian. Most apps show you a translation and then you forget it. OpenWords is built to turn those lookups into long-term knowledge. The app provides translation support for English, Dutch, German, Spanish, French, Italian, Turkish, Russian, Polish, Czech and Simplified Chinese. DICTIONARY WITH CONTEXT - Multi-sense lookup: Don't just get a translation. See every meaning and save only the specific sense that fits your current context. - CEFR levels & frequency: Know if a word is A1 or B2. See if it's high-frequency daily speech or niche vocabulary so you can prioritize your learning. - Word families: View related roots and forms to understand patterns and grow your vocabulary faster. - Examples & phrases: See how words actually function in real sentences. FROM LOOKUP TO LEARNING - Instant Flashcards: Skip the manual data entry. Just tap the "heart" icon on any word to save it to your list and start learning immediately. - Spaced repetition (SRS): built-in algorithm schedules reviews at the perfect time, ensuring you remember every word for life. - Multiple study modes: Master your list with active recall tools designed to move vocabulary from short-term to long-term memory. - Offline access: Your dictionary and saved word lists work anywhere—no internet connection required. VISUALIZE YOUR PROGRESS - Mastery Tracking: Monitor your vocabulary growth across memory strength levels—from "New" to "Learned." - Performance Analytics: View your review history and daily progress with an integrated activity calendar. PRIVATE, CLEAN, AND FREE - No accounts: No emails, no "Sign in with Google". Your data stays on your device. - No subscriptions, no ads, and no "premium" paywalls. Every feature is available from day one. - Minimalist design: A fast, clean interface that respects your system's light or dark mode settings. - Whether you are prepping for an exam or just trying to navigate a new city, OpenWords gives you the tools to build a vocabulary that actually matters to you.

Screenshots

PolyChat4 screens
OpenWords4 screens

Verdict

The call

The clearest difference is in-app purchases: OpenWords at none against PolyChat's 9. OpenWords also leads on ads (none vs shown). PolyChat's advantage is ratings volume (229 vs 3). 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. OpenWords 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 OpenWords. That said, the two scores are not equally well evidenced: PolyChat has 229 ratings behind it against 3, 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 OpenWords's.

UpkeepUpdate frequency

PolyChat ships an update every 2 weeks, OpenWords every 3 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 6 level
PolyChat versus OpenWords: the parameters behind the verdict, then further details
ParameterPolyChatOpenWords
PriceFreeFree
Rating4.9 (229 ratings)5.0 (3 ratings) — better
Positive reviews95.6% of reviews100.0% of reviews — better
Number of ratings229 — better3
Update frequencyEvery 2 weeks — betterEvery 3 weeks
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.415.6 — better
Further details — not scored
Size99 MB62 MB
Age rating12+4+
DeveloperApplied AIDzina Maslouskaya

Customer experience

PolyChat

All ratings228 ratings
Positive97.4%
Neutral2.2%
Negative0.4%
Written reviews68 reviews
Positive95.6%
Neutral0.0%
Negative4.4%

OpenWords

All ratings3 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

OpenWords

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

OpenWords

No in-app purchases

Questions

Is PolyChat free?
PolyChat is free to download, with in-app purchases available.
Is OpenWords free?
OpenWords is free to download, with no in-app purchases.
Which has better reviews, PolyChat or OpenWords?
OpenWords is rated higher. PolyChat averages 4.9 out of 5 from 229 ratings, while OpenWords averages 5.0 from 3 ratings.
Do PolyChat or OpenWords have ads?
PolyChat shows ads; OpenWords does not.
Which is updated more often, PolyChat or OpenWords?
PolyChat ships an update every 2 weeks, and OpenWords every 3 weeks. Most recently, PolyChat was updated on November 3, 2026 and OpenWords on October 30, 2026.

Other comparisons