Comparison

Idioms vs Tavi

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

Head to head
About

Idioms

Master idioms and slang across multiple languages with engaging illustrations and smart learning algorithms. Track your progress, save favorites, and explore cultural backgrounds. Offline access makes learning convenient anytime, anywhere.

Highlights
  • Card-based learning with definitions and history
  • Detailed explanations of cultural backgrounds
  • Save favorite idioms for review
  • Track learning progress and statistics
  • Support for six languages
  • Cartoon illustrations for enhanced memory
  • Offline learning support
Features
Read full description

Learn idioms through funny cartoon cards, in six languages. Every idiom gets its own illustration, a plain-language meaning, the story behind it and real example sentences. Flip a card, see the picture, remember the phrase. WHAT YOU GET • Cartoon cards for idioms in Chinese, English, Spanish, French, Japanese and Korean • Meaning, origin story and examples on every card • Save favorites and review them any time • Review the cards that are due • Study in sets: stop when you want, continue when you are ready • Progress and learning statistics • Illustrations are built into the app, so cards open fast and work offline FREE AND PREMIUM Free: 3 new idioms a day, up to 3 favorites, one language switch. Premium: unlimited learning, unlimited favorites, switch learning language any time. Choose a yearly or monthly subscription, or buy Premium once with the lifetime option. Prices are shown in the app in your local currency. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Payment is charged to your Apple Account at confirmation of purchase. Manage or cancel in Settings > Apple Account > Subscriptions. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://idioms-app.apps.air.build/privacy/

About

Tavi

Engage in real conversations with AI tutors to learn languages. This app offers personalized lessons based on your level, using various real-world content like news and photos. Track your progress and stay motivated with daily streaks and rewards.

Highlights
  • AI-powered conversation practice
  • Personalized lessons
  • Photo and news-based learning
  • Custom text lessons
  • Progress tracking dashboard
  • Daily study streaks
Features
Read full description

Learn any language through real conversations with AI — not flashcards, not multiple choice. Just you and a personal tutor that adapts to your level. Tavi connects directly to ChatGPT, Claude, or Gemini to create personalized lessons in real time. Instead of paying $14/month for a language app, you pay the AI provider directly — pennies per lesson. Heavy daily use is still under $1/month. HOW IT WORKS We'll walk you through connecting your ChatGPT, Claude, or Gemini account. It only takes a minute — and Google Gemini is completely free to start. Your credentials stay securely on your device and are never sent to Tavi. LEARN YOUR WAY - Daily Lessons with rotating themes tailored to your level - Photo Lessons — snap a menu, sign, or document for instant vocabulary - News Lessons — practice with today's headlines - Custom Lessons — paste any text and learn from it - Placement Test — take a quick AI conversation to find your level 10 LANGUAGES Spanish, French, German, Japanese, Korean, Mandarin Chinese, Portuguese, Italian, Arabic, and Hindi. Beginner to Advanced (CEFR A1-C1). STAY MOTIVATED - Daily study streaks with milestone celebrations - XP rewards for lessons and consistency - Progress dashboard with weekly charts and statistics FREE TO START 1 free lesson every day. All languages and lesson types included. Upgrade to Pro for unlimited lessons, streak freeze, and the full analytics dashboard.

Screenshots

Idioms4 screens
Tavi4 screens

Verdict

The call

The clearest difference is update cadence: Idioms at every 3 days against Tavi's weekly. Tavi's advantage is ratings volume (6 vs 1). On price, rating, review sentiment and ads 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. Idioms sells 3 in-app purchases, starting at $1.99 per month and Tavi sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Idioms against 5.0 for Tavi. That said, the two scores are not equally well evidenced: Tavi has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Idioms ships an update every 3 days, Tavi weekly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 8 level
Idioms versus Tavi: the parameters behind the verdict, then further details
ParameterIdiomsTavi
PriceFreeFree
Rating5.0 (1 ratings)5.0 (6 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings16 — better
Update frequencyEvery 3 days — betterWeekly
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhone, iPad — betteriPhone
Requires iOS17.017.0
Further details — not scored
Size396 MB13 MB
Age rating4+17+
Developer亲强 吴DYLAN,HALE MAKI DROP

Customer experience

Idioms

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Tavi

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Idioms

Subscriptions2
  • PolyIdiom Premium (Monthly)$1.991 Month
  • PolyIdiom Premium (Yearly)$7.991 Year
One-time1
  • Polyidiom Lifetime Membership$9.99
2 purchases

Tavi

Subscriptions2
  • Tavi Pro Monthly$4.991 Month
  • Tavi Pro Annual$49.991 Year

Questions

Is Idioms free?
Idioms is free to download, with in-app purchases available.
Is Tavi free?
Tavi is free to download, with in-app purchases available.
Which has better reviews, Idioms or Tavi?
Idioms and Tavi are both rated 5.0 out of 5 on the App Store, from 1 and 6 ratings respectively.
Do Idioms or Tavi have ads?
Neither Idioms nor Tavi shows ads.
Which is updated more often, Idioms or Tavi?
Idioms ships an update every 3 days, and Tavi weekly. Most recently, Idioms was updated on October 30, 2026 and Tavi on October 31, 2026.

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