# دار الحرف vs NBU Services

The clearest difference is rating: NBU Services at 5.0 against دار الحرف's 2.8. NBU Services also leads on in-app purchases (none vs 4). دار الحرف's advantage is update cadence (every 6 weeks vs every 3 months) and ratings volume (5 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. دار الحرف sells 4 one-off in-app purchases. NBU Services asks for nothing beyond the download.

NBU Services holds the better App Store score, 5.0 against 2.8. That said, the two scores are not equally well evidenced: دار الحرف has 5 ratings behind it against 1, so its average is the more settled of the two.

دار الحرف ships an update every 6 weeks, NBU Services every 3 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | دار الحرف | NBU Services |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.8 (5 ratings)](https://appshunter.io/ios/app/id1643227111/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nbu-services/id6476774772/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 83 MB | 45 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DAR AL HARF FOR PUBLISHING AND DSITRIBUTION](https://appshunter.io/developer/1643227113) | [Northern Border University](https://appshunter.io/developer/1467917090) |

## What reviewers say

### دار الحرف

[App page](https://appshunter.io/ios/app/id1643227111)

This app offers free resources for students preparing for standardized tests like Al-Tahsili, Al-Qudrat, and professional teacher licensing exams. It provides study materials, video explanations, and smart electronic tests to aid in preparation.

**Highlights:** Study books for exams, Online courses, Video explanations, Smart electronic tests, Free resources for students

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| مدخل إلى الفيزياء النووية | $20.99 | one-time |
| مدخل إلى الكيمياء الحيوية | $20.99 | one-time |
| مدخل إلى الاشتقاق والتكامل | $20.99 | one-time |
| مدخل إلى الطلائعيات والفطريات | $20.99 | one-time |


### NBU Services

[App page](https://appshunter.io/ios/app/nbu-services/id6476774772)

Access university electronic services through national or unified login. This application provides a gateway to educational resources and administrative functions for students and staff.

**Highlights:** National/Unified Login, Access Electronic Services, University Resources, Student and Staff Access

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

**In-app purchases:** none


## Frequently asked questions

### Is دار الحرف free?

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

### Is NBU Services free?

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

### Which has better reviews, دار الحرف or NBU Services?

NBU Services is rated higher. دار الحرف averages 2.8 out of 5 from 5 ratings, while NBU Services averages 5.0 from 1 ratings.

### Do دار الحرف or NBU Services have ads?

Neither دار الحرف nor NBU Services shows ads.

### Which is updated more often, دار الحرف or NBU Services?

دار الحرف ships an update every 6 weeks, and NBU Services every 3 months. Most recently, دار الحرف was updated on November 3, 2026 and NBU Services on November 4, 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.*