# TalkGrammar | Smart Tutor LITE vs 無限回廊

The clearest difference is device support: TalkGrammar | Smart Tutor LITE at 2 against 無限回廊's —. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. TalkGrammar | Smart Tutor LITE sells 2 in-app purchases, starting at $19.99 per month and 無限回廊 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | TalkGrammar | Smart Tutor LITE | 無限回廊 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/talkgrammar-smart-tutor-lite/id6744956726/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | — |
| Update frequency | Every 6 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 291 MB | 208 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 9+ |
| Developer | [PlusOne, Inc. (U.S.)](https://appshunter.io/developer/1725760629) | [LIANG WU](https://appshunter.io/developer/1875643238) |

## What reviewers say

### TalkGrammar | Smart Tutor LITE

[App page](https://appshunter.io/ios/app/talkgrammar-smart-tutor-lite/id6744956726)

Explore the world and learn English grammar through interactive conversations with an AI tutor. Master essential patterns via speaking and listening, with real-time corrections and support. Ideal for beginners and busy learners seeking practical language skills.

**Highlights:** Global exploration map for learning, Interactive AI conversation practice, Real-time grammar correction, Adjustable listening and speaking levels, Built-in dictionary and review tools, Save conversation history

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $19.99 | per month |
| Annual Subscription | $199.99 | per year |


### 無限回廊

[App page](https://appshunter.io/ios/app/infinite-corridor/id6758903564)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 無限回廊：プロ版（全機能解放） | $4.99 | one-time |


## Frequently asked questions

### Is TalkGrammar | Smart Tutor LITE free?

TalkGrammar | Smart Tutor LITE is free to download, with in-app purchases available.

### Is 無限回廊 free?

無限回廊 is free to download, with in-app purchases available.

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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.*