# Slinky Malinki vs Classroom Traffic Lights

The clearest difference is update cadence: Slinky Malinki at every 12 months against Classroom Traffic Lights's every 38 months. Slinky Malinki also leads on iOS requirement (9.1 vs 12.0). Classroom Traffic Lights's advantage is price ($0.49 vs $3.99). On ads, in-app purchases and device support there is nothing between them.

Slinky Malinki costs $3.99 and Classroom Traffic Lights $0.49 up front. Neither carries in-app purchases, so what you see is what you pay.

Slinky Malinki ships an update every 12 months, Classroom Traffic Lights every 38 months. The most recent releases landed on October 16, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Slinky Malinki | Classroom Traffic Lights |
| --- | --- | --- |
| Price | $3.99 | **$0.49** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 12 months** | Every 38 months |
| Monetization | — | Paid |
| Size | 158 MB | 3 MB |
| Requires iOS | **9.1** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kiwa Digital Limited](https://appshunter.io/developer/336728313) | [pkclSoft](https://appshunter.io/developer/432090829) |

## What reviewers say

### Slinky Malinki

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Classroom Traffic Lights

[App page](https://appshunter.io/ios/app/classroom-traffic-lights/id1080976061)

This app provides teachers with a simple, visual tool for instant feedback on student understanding and attitudes. It helps assess learning, gauge opinions, and manage classroom dynamics with clear, large graphics. It's designed for easy use on all Apple devices.

**Highlights:** Instantaneous whole-class feedback, Formative assessment of learning, Gauging attitudes and opinions, Classroom management tool, Large, clear graphics, Supports all iPad and iPhone devices

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Slinky Malinki free?

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

### Is Classroom Traffic Lights free?

Classroom Traffic Lights costs $0.49, with no in-app purchases.

### Do Slinky Malinki or Classroom Traffic Lights have ads?

Neither Slinky Malinki nor Classroom Traffic Lights shows ads.

### Which is updated more often, Slinky Malinki or Classroom Traffic Lights?

Slinky Malinki ships an update every 12 months, and Classroom Traffic Lights every 38 months. Most recently, Slinky Malinki was updated on October 16, 2026 and Classroom Traffic Lights on October 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.*