# NAPMobile vs Yellow Book Reference

The clearest difference is price: NAPMobile at Free against Yellow Book Reference's $9.99. NAPMobile also leads on iOS requirement (11.0 vs 15.0). Yellow Book Reference's advantage is chart position (#72 vs unranked). On ads, in-app purchases and device support there is nothing between them.

NAPMobile is free to download; Yellow Book Reference costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | NAPMobile | Yellow Book Reference |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | **[2.6 (8 ratings)](https://appshunter.io/ios/app/napmobile/id1352218439/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Free | — |
| Best chart rank | — | **#72** |
| Size | 21 MB | 3 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cerenimbus](https://appshunter.io/developer/834798136) | [Armando Archuleta](https://appshunter.io/developer/6789760538) |

## What reviewers say

### NAPMobile

[App page](https://appshunter.io/ios/app/napmobile/id1352218439)

Learn parliamentary procedure and Robert's Rules of Order with this official app. It serves as a reference for general knowledge and preparation for professional certification exams. Includes quiz questions and a vote/ballot calculator.

**Highlights:** Parliamentary procedure reference, Robert's Rules of Order, Exam preparation, Quiz questions, Vote/ballot calculator

**Features:** macOS Compatibility

**In-app purchases:** none


### Yellow Book Reference

[App page](https://appshunter.io/ios/app/yellow-book-reference/id6789764515)

**Currently charting:** #72 Top Paid · Education (US App Store)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NAPMobile free?

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

### Is Yellow Book Reference free?

Yellow Book Reference costs $9.99, with no in-app purchases.

### Do NAPMobile or Yellow Book Reference have ads?

Neither NAPMobile nor Yellow Book Reference shows ads.

---

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