# موسوعة أعطال السيارات OBD 2 vs Encyclopedia

The clearest difference is rating: موسوعة أعطال السيارات OBD 2 at 4.5 against Encyclopedia's 4.0. موسوعة أعطال السيارات OBD 2 also leads on ads (none vs shown) and monetization model (free vs ad-supported). Encyclopedia's advantage is update cadence (fortnightly vs every 28 months). On price, review sentiment, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

موسوعة أعطال السيارات OBD 2 holds the better App Store score, 4.5 against 4.0. Both are backed by a comparable volume of ratings — 25 and 66 respectively. Written reviews complicate that: 43% of موسوعة أعطال السيارات OBD 2's written reviews are positive against 50% of Encyclopedia's, so the app with the better star average is not the one people write more warmly about.

موسوعة أعطال السيارات OBD 2 ships an update every 28 months, Encyclopedia fortnightly. The most recent releases landed on August 22, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | موسوعة أعطال السيارات OBD 2 | Encyclopedia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (25 ratings)](https://appshunter.io/ios/app/obd-2/id1378019983/reviews)** | [4.0 (66 ratings)](https://appshunter.io/ios/app/encyclopedia-25000-plus-topic/id1603908136/reviews) |
| Number of ratings | 25 | **66** |
| Positive reviews | 42.9% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 28 months | **Fortnightly** |
| Monetization | **Free** | Ad-supported |
| Size | 38 MB | 65 MB |
| Requires iOS | **11.0** | 15.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [EDDAOUDI Zineb](https://appshunter.io/developer/1378016040) | [Anas Almomany](https://appshunter.io/developer/1359573791) |

## What reviewers say

### موسوعة أعطال السيارات OBD 2

[App page](https://appshunter.io/ios/app/obd-2/id1378019983)

Diagnose your car's problems yourself and understand the source of the issue. This app helps you identify malfunctions, preventing exploitation at repair shops and empowering you with knowledge about your vehicle's needs.

**Highlights:** Diagnose car faults, Identify fault sources, Prevent repair shop exploitation, Understand vehicle malfunctions, Modern car fault codes

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

**In-app purchases:** none


### Encyclopedia

[App page](https://appshunter.io/ios/app/encyclopedia-25000-plus-topic/id1603908136)

Access a vast digital encyclopedia with over 25,000 topics and articles covering nature, cities, and more. Read content or have it read aloud, and explore over 100 high-definition images per article. Discover popular places in over 1000 cities worldwide.

**Highlights:** 25,000+ topics and articles, 10 diverse categories, Read-aloud functionality, 100+ HD images per article, Search 1000+ cities, Save wallpapers, Video content

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

**In-app purchases:** none


## Frequently asked questions

### Is موسوعة أعطال السيارات OBD 2 free?

موسوعة أعطال السيارات OBD 2 is free to download, with no in-app purchases.

### Is Encyclopedia free?

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

### Which has better reviews, موسوعة أعطال السيارات OBD 2 or Encyclopedia?

موسوعة أعطال السيارات OBD 2 is rated higher. موسوعة أعطال السيارات OBD 2 averages 4.5 out of 5 from 25 ratings, while Encyclopedia averages 4.0 from 66 ratings.

### Do موسوعة أعطال السيارات OBD 2 or Encyclopedia have ads?

Encyclopedia shows ads; موسوعة أعطال السيارات OBD 2 does not.

### Which is updated more often, موسوعة أعطال السيارات OBD 2 or Encyclopedia?

موسوعة أعطال السيارات OBD 2 ships an update every 28 months, and Encyclopedia fortnightly. Most recently, موسوعة أعطال السيارات OBD 2 was updated on August 22, 2026 and Encyclopedia on September 22, 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.*