# Polyglot vs Teacher AI

The clearest difference is rating: Polyglot at 4.9 against Teacher AI's 4.3. Polyglot also leads on monetization model (free with in-app purchases vs subscription) and review sentiment (79% vs 46%). Teacher AI's advantage is update cadence (every 2 weeks vs every 9 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Polyglot sells 2 in-app purchases, starting at $9.99 per month and Teacher AI sells 9 in-app purchases, starting at $16.00 per month. Whichever you choose, the download price is not the number that matters.

Polyglot holds the better App Store score, 4.9 against 4.3. Both are backed by a comparable volume of ratings — 138 and 268 respectively. Written reviews point the same way: 79% of Polyglot's written reviews are positive against 46% of Teacher AI's.

Polyglot ships an update every 9 months, Teacher AI every 2 weeks. The most recent releases landed on October 20, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Polyglot | Teacher AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (138 ratings)](https://appshunter.io/ios/app/polyglot-master-languages/id1477731423/reviews)** | [4.3 (268 ratings)](https://appshunter.io/ios/app/teacher-ai-language-practice/id6502562481/reviews) |
| Number of ratings | 138 | **268** |
| Positive reviews | **78.9% of reviews** | 46.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 weeks** |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 43 MB | 109 MB |
| Requires iOS | **13** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Lucas Cortes](https://appshunter.io/developer/853928503) | [Teacher AI](https://appshunter.io/developer/1737421132) |

## What reviewers say

### Polyglot

[App page](https://appshunter.io/ios/app/polyglot-master-languages/id1477731423)

Immerse yourself in a new language to develop listening and speaking skills. Train your accent to sound like a native speaker by learning new words and expressions.

**Highlights:** Immersive language learning, Develop listening skills, Develop speaking skills, Train accent, Learn new words and expressions, Sound like a native speaker

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $9.99 | per month |
| Yearly Subscription | $49.99 | per year |


### Teacher AI

[App page](https://appshunter.io/ios/app/teacher-ai-language-practice/id6502562481)

This app focuses on developing speaking confidence through natural AI-powered conversations, moving beyond traditional grammar exercises. It helps users activate vocabulary and build fluency by speaking daily in a stress-free environment. Track your progress based on words actively spoken and build consistent speaking habits.

**Highlights:** AI-powered natural conversations, Speaking-first approach, Stress-free practice environment, Track spoken words and progress, Build daily speaking habits, Practice multiple languages

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Teacher AI - 1 month | $16.00 | per month |
| Monthly $25.00 | $24.99 | per month |
| Teacher AI - 1 month | $24.99 | per month |
| Teacher AI - 1 month | $24.99 | per month |
| Teacher AI - 6 months | $67.00 | per 6 months |
| Teacher AI - 1 year | $97.00 | per year |
| Teacher AI - 6 months | $106.99 | per 6 months |
| Teacher AI - 6 months | $106.99 | per 6 months |
| Teacher AI - 1 year | $146.99 | per year |

**What reviewers like**

- 🗣️ Realistic conversation practice
- 💡 Real-time correction and feedback
- 🌍 Supports multiple languages
- 🎧 Natural-sounding voices
- 🚶 Hands-free mode for convenience

**What reviewers complain about**

- 💸 Expensive subscription cost
- ❓ Confusing for beginners
- 🐛 Frequent bugs and glitches
- ⏳ Long response loading times
- 🚫 Lack of clear instructions

**Reported bugs**

- App logs out after a few weeks
- Password reset link not received
- App glitches and spins, becoming unusable
- Low volume for some voices
- App crashes or freezes

**Requested features**

- Add Haitian Creole language
- Option to turn off AI ending every response with a question
- Grammar-focused chat sessions
- More variety and creativity in topic suggestions
- Ability to store user interactions on a personal server


## Frequently asked questions

### Is Polyglot free?

Polyglot is free to download, with in-app purchases available.

### Is Teacher AI free?

Teacher AI is free to download, with in-app purchases available.

### Which has better reviews, Polyglot or Teacher AI?

Polyglot is rated higher. Polyglot averages 4.9 out of 5 from 138 ratings, while Teacher AI averages 4.3 from 268 ratings.

### Do Polyglot or Teacher AI have ads?

Neither Polyglot nor Teacher AI shows ads.

### Which is updated more often, Polyglot or Teacher AI?

Polyglot ships an update every 9 months, and Teacher AI every 2 weeks. Most recently, Polyglot was updated on October 20, 2026 and Teacher AI on October 22, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*