# LayerMapper NDI vs PromptBook

The clearest difference is in-app purchases: LayerMapper NDI at none against PromptBook's 1. LayerMapper NDI also leads on iOS requirement (14.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. PromptBook sells 1 one-off in-app purchase. LayerMapper NDI asks for nothing beyond the download.

## The numbers

| Metric | LayerMapper NDI | PromptBook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/promptbook/id6760601185/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 5 days |
| Monetization | — | Paid |
| Size | 7 MB | 22 MB |
| Requires iOS | **14.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Denis Grzechnik](https://appshunter.io/developer/1818459305) | [James Appleby](https://appshunter.io/developer/1885244547) |

## What reviewers say

### LayerMapper NDI

[App page](https://appshunter.io/ios/app/layermapper-ndi/id6746772930)

**Features:** macOS Compatibility

**In-app purchases:** none


### PromptBook

[App page](https://appshunter.io/ios/app/promptbook/id6760601185)

This professional tool allows stage managers and theatre technicians to import scripts, mark cues with precision, and annotate using Apple Pencil. It facilitates the creation of complete prompt books and offers real-time collaboration features for theatre production teams.

**Highlights:** Precision cue marking with text snapping, Color-coded cue lists for departments, Apple Pencil annotation and drawing, Configurable page layouts and reader line, PDF and CSV export options, Real-time collaboration with shared sessions, iCloud sync across devices

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Promptbook Pro | $24.99 | one-time |


## Frequently asked questions

### Is LayerMapper NDI free?

LayerMapper NDI is free to download, with no in-app purchases.

### Is PromptBook free?

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

### Do LayerMapper NDI or PromptBook have ads?

Neither LayerMapper NDI nor PromptBook shows ads.

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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.*