# World's Key vs Cihan Schools

The clearest difference is rating: World's Key at 3.8 against Cihan Schools's 3.1. World's Key also leads on update cadence (every 8 days vs every 6 weeks) and ratings volume (320 vs 20). Cihan Schools's advantage is review sentiment (67% vs 55%) and iOS requirement (13.1 vs 16.6). On price, ads, in-app purchases and monetization model there is nothing between them.

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

World's Key holds the better App Store score, 3.8 against 3.1. That said, the two scores are not equally well evidenced: World's Key has 320 ratings behind it against 20, so its average is the more settled of the two. Written reviews complicate that: 55% of World's Key's written reviews are positive against 67% of Cihan Schools's, so the app with the better star average is not the one people write more warmly about.

World's Key ships an update every 8 days, Cihan Schools every 6 weeks. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | World's Key | Cihan Schools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (320 ratings)](https://appshunter.io/ios/app/worlds-key/id1494964110/reviews)** | [3.1 (20 ratings)](https://appshunter.io/ios/app/cihan-schools/id1642048980/reviews) |
| Number of ratings | **320** | 20 |
| Positive reviews | 54.5% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 6 weeks |
| Monetization | Free | Free |
| Size | 35 MB | 84 MB |
| Requires iOS | 16.6 | **13.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mohammad Bzeih](https://appshunter.io/developer/1494964109) | [Andam Omer](https://appshunter.io/developer/1497807744) |

## What reviewers say

### World's Key

[App page](https://appshunter.io/ios/app/worlds-key/id1494964110)

This interactive educational app offers audio-visual lessons and exercises for English and Science curricula for Kindergarten and Primary levels. Students can access engaging content and assessments through an online account, supplementing their printed books.

**Highlights:** Interactive audio-visual lessons, English and Science curricula, Kindergarten and Primary levels, Interactive exercises, Assessments for lessons, Online account access

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Educational value for students
- 😍 Highly praised by young students
- 👍 Useful for international schools
- 👍 Good content for learning
- 👍 App is beneficial for international students

**What reviewers complain about**

- 😡 App is very slow
- 😡 App crashes frequently
- 😡 App is not user-friendly
- 😡 App is old and outdated
- 😡 App is heavy and lags

**Reported bugs**

- App logs out when accessing videos
- App freezes and doesn't calculate views
- App has errors in exam time calculation
- App doesn't open
- App crashes when opening or solving lessons

**Requested features**

- Add video playback speed control
- Improve app's responsiveness and speed
- Continuous improvement and development of the app
- Fix bugs and glitches
- Update the app to be more modern


### Cihan Schools

[App page](https://appshunter.io/ios/app/cihan-schools/id1642048980)

This app connects students, parents, and school administration, providing access to schedules, exam times, and homework assignments. Students can also take online quizzes directly through the application. It supports communication between parents and teachers, and offers information about school activities.

**Highlights:** Student and parent communication, Homework and schedule access, Exam time information, Online quiz functionality, School activity updates, Multilingual support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is World's Key free?

World's Key is free to download, with no in-app purchases.

### Is Cihan Schools free?

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

### Which has better reviews, World's Key or Cihan Schools?

World's Key is rated higher. World's Key averages 3.8 out of 5 from 320 ratings, while Cihan Schools averages 3.1 from 20 ratings.

### Do World's Key or Cihan Schools have ads?

Neither World's Key nor Cihan Schools shows ads.

### Which is updated more often, World's Key or Cihan Schools?

World's Key ships an update every 8 days, and Cihan Schools every 6 weeks. Most recently, World's Key was updated on October 26, 2026 and Cihan Schools on October 25, 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.*