# PingPongScratch vs Science Simulations

The clearest difference is rating: Science Simulations at 4.8 against PingPongScratch's 4.0. Science Simulations also leads on review sentiment (100% vs 78%). PingPongScratch's advantage is ratings volume (13 vs 4) and iOS requirement (15.0 vs 17.6). On price, update cadence, ads 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.

Science Simulations holds the better App Store score, 4.8 against 4.0. Both are backed by a comparable volume of ratings — 13 and 4 respectively. Written reviews point the same way: 78% of PingPongScratch's written reviews are positive against 100% of Science Simulations's.

PingPongScratch ships an update every 6 weeks, Science Simulations every 2 months. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | PingPongScratch | Science Simulations |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (13 ratings)](https://appshunter.io/ios/app/pingpongscratch/id6741829401/reviews) | **[4.8 (4 ratings)](https://appshunter.io/ios/app/science-simulations/id6744251352/reviews)** |
| Number of ratings | **13** | 4 |
| Positive reviews | 77.8% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 352 MB | 164 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [RoboRisen](https://appshunter.io/developer/1482586469) | [Wikimedia CH](https://appshunter.io/developer/997079562) |

## What reviewers say

### PingPongScratch

[App page](https://appshunter.io/ios/app/pingpongscratch/id6741829401)

This application connects to a Ping-Pong robot installed on a computer, allowing users to view and interact with its scratch data on their mobile devices. It leverages the Scratch programming environment for its functionality.

**Highlights:** Connects to Ping-Pong robot data, View robot scratches on mobile, Utilizes Scratch programming environment, Cross-device compatibility (iOS)

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

**In-app purchases:** none


### Science Simulations

[App page](https://appshunter.io/ios/app/science-simulations/id6744251352)

Explore over 150 interactive chemistry and physics simulations to understand complex science concepts. This app offers an intuitive, game-like environment for learning at home or in the classroom, with offline access to educational resources.

**Highlights:** 150+ interactive simulations, Chemistry and physics concepts, Classroom and home use, Offline access, Game-like learning environment, Creative Commons licensed content

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PingPongScratch free?

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

### Is Science Simulations free?

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

### Which has better reviews, PingPongScratch or Science Simulations?

Science Simulations is rated higher. PingPongScratch averages 4.0 out of 5 from 13 ratings, while Science Simulations averages 4.8 from 4 ratings.

### Do PingPongScratch or Science Simulations have ads?

Neither PingPongScratch nor Science Simulations shows ads.

### Which is updated more often, PingPongScratch or Science Simulations?

PingPongScratch ships an update every 6 weeks, and Science Simulations every 2 months. Most recently, PingPongScratch was updated on October 28, 2026 and Science Simulations 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.*