# LBF AR Books (Class 2) vs Impromptu

The clearest difference is in-app purchases: LBF AR Books (Class 2) at none against Impromptu's 3. LBF AR Books (Class 2) also leads on iOS requirement (12.0 vs 26.0). Impromptu's advantage is device support. On price there is nothing between them.

Both are free to download. Impromptu sells 3 in-app purchases, starting at $2.99 per 7 days. LBF AR Books (Class 2) asks for nothing beyond the download.

## The numbers

| Metric | LBF AR Books (Class 2) | Impromptu |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/impromptu-speaking-practice/id6502918007/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 4 days |
| Monetization | — | Free with in-app purchases |
| Size | 131 MB | 18 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 17+ |
| Developer | [LBF PUBLICATIONS PRIVATE LIMITED](https://appshunter.io/developer/1335168785) | [Rajesh Budhiraja](https://appshunter.io/developer/1717848628) |

## What reviewers say

### LBF AR Books (Class 2)

[App page](https://appshunter.io/ios/app/lbf-ar-books-class-2/id1454522471)

**In-app purchases:** none


### Impromptu

[App page](https://appshunter.io/ios/app/impromptu-speaking-practice/id6502918007)

Practice spoken English and improve your communication skills with AI-powered feedback. Get instant analysis on fluency, filler words, pace, and structure to boost your confidence in interviews, public speaking, and everyday conversations.

**Highlights:** AI-powered speaking score, Feedback on fluency and filler words, Analysis of pace and clarity, Practice for interviews and public speaking, Progress tracking over time, Improve communication confidence

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Speakflow Pro | $2.99 | per 7 days |
| SpeakFlow Pro | $6.99 | per month |
| SpeakFlow Pro | $34.99 | per year |


## Frequently asked questions

### Is LBF AR Books (Class 2) free?

LBF AR Books (Class 2) is free to download, with no in-app purchases.

### Is Impromptu free?

Impromptu 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.*