# STEM Buddies vs School Lock | القفل المدرسي

The clearest difference is update cadence: School Lock | القفل المدرسي at fortnightly against STEM Buddies's every 5 months. STEM Buddies's advantage is iOS requirement (12.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. STEM Buddies sells 10 in-app purchases, starting at $5.99 per 6 months and School Lock | القفل المدرسي sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

STEM Buddies ships an update every 5 months, School Lock | القفل المدرسي fortnightly. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | STEM Buddies | School Lock | القفل المدرسي |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (54 ratings)](https://appshunter.io/ios/app/stem-buddieskids-learning-app/id1380413683/reviews)** | — |
| Number of ratings | **54** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 487 MB | 18 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sindyan Educational Media FZ-LLC](https://appshunter.io/developer/1358132862) | [Nasser Almutairi](https://appshunter.io/developer/1855619604) |

## What reviewers say

### STEM Buddies

[App page](https://appshunter.io/ios/app/stem-buddieskids-learning-app/id1380413683)

This app offers an interactive and engaging way for children aged 4-9 to learn about science. It features animated stories, quizzes, and games covering seven key STEM themes, designed by experts and certified for educational quality.

**Highlights:** Animated STEM tales, Interactive quizzes, Kid learning games, Certificates of Completion, Artful coloring sheets, Science for kids videos

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Semi-Annual Subscription | $5.99 | per 6 months |
| Annual Subscription | $9.99 | per year |
| Sound | $1.99 | one-time |
| Water Cycle | $1.99 | one-time |
| Healthy Diet | $1.99 | one-time |
| Buildings | $1.99 | one-time |
| Solar System | $1.99 | one-time |
| Coding | $1.99 | one-time |
| Level One | $4.99 | one-time |
| Level Two | $4.99 | one-time |


### School Lock | القفل المدرسي

[App page](https://appshunter.io/ios/app/school-lock/id6749086077)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| الباقة الشهرية | $1.99 | per month |
| باقة الستة أشهر | $9.99 | per 6 months |
| الباقة السنوية | $14.99 | per year |


## Frequently asked questions

### Is STEM Buddies free?

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

### Is School Lock | القفل المدرسي free?

School Lock | القفل المدرسي is free to download, with in-app purchases available.

### Do STEM Buddies or School Lock | القفل المدرسي have ads?

Neither STEM Buddies nor School Lock | القفل المدرسي shows ads.

### Which is updated more often, STEM Buddies or School Lock | القفل المدرسي?

STEM Buddies ships an update every 5 months, and School Lock | القفل المدرسي fortnightly. Most recently, STEM Buddies was updated on November 2, 2026 and School Lock | القفل المدرسي on October 30, 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.*