# Slinky Malinki vs MiddleSchoolSciencePrep

The clearest difference is price: MiddleSchoolSciencePrep at Free against Slinky Malinki's $3.99. MiddleSchoolSciencePrep also leads on update cadence (every 5 weeks vs every 12 months). Slinky Malinki's advantage is in-app purchases (none vs 1) and iOS requirement (9.1 vs 15.0). On ads and device support there is nothing between them.

MiddleSchoolSciencePrep is free to download; Slinky Malinki costs $3.99 up front. MiddleSchoolSciencePrep sells 1 one-off in-app purchase. Slinky Malinki asks for nothing beyond the download.

Slinky Malinki ships an update every 12 months, MiddleSchoolSciencePrep every 5 weeks. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Slinky Malinki | MiddleSchoolSciencePrep |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/middleschoolscienceprep/id6478453172/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 5 weeks** |
| Monetization | — | Paid |
| Size | 158 MB | 4 MB |
| Requires iOS | **9.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kiwa Digital Limited](https://appshunter.io/developer/336728313) | [Mangalmurti Vibes, LLC](https://appshunter.io/developer/1732899673) |

## What reviewers say

### Slinky Malinki

[App page](https://appshunter.io/ios/app/slinky-malinki/id554847523)

**Features:** macOS Compatibility

**In-app purchases:** none


### MiddleSchoolSciencePrep

[App page](https://appshunter.io/ios/app/middleschoolscienceprep/id6478453172)

Master middle school science with over 1000 interactive multiple-choice questions. Covers earth, life, and physical sciences to supplement classroom learning and prepare for exams.

**Highlights:** Over 1000 multiple-choice questions, Covers earth, life, and physical sciences, Interactive quizzes, Supports exam preparation, Supplements classroom learning

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SciencePrep Pro | $5.99 | one-time |


## Frequently asked questions

### Is Slinky Malinki free?

Slinky Malinki costs $3.99, with no in-app purchases.

### Is MiddleSchoolSciencePrep free?

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

### Do Slinky Malinki or MiddleSchoolSciencePrep have ads?

Neither Slinky Malinki nor MiddleSchoolSciencePrep shows ads.

### Which is updated more often, Slinky Malinki or MiddleSchoolSciencePrep?

Slinky Malinki ships an update every 12 months, and MiddleSchoolSciencePrep every 5 weeks. Most recently, Slinky Malinki was updated on November 6, 2026 and MiddleSchoolSciencePrep on October 30, 2026.

---

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