# 未校 vs PhET Simulations

The clearest difference is review sentiment: PhET Simulations at 66% against 未校's 0%. PhET Simulations also leads on rating (4.5 vs 3.2) and chart position (#31 vs unranked). 未校's advantage is price (Free vs $0.99) and update cadence (fortnightly vs every 14 months). On ratings volume, ads, in-app purchases and device support there is nothing between them.

未校 is free to download; PhET Simulations costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PhET Simulations holds the better App Store score, 4.5 against 3.2. Both are backed by a comparable volume of ratings — 17 and 48 respectively. Written reviews point the same way: 0% of 未校's written reviews are positive against 66% of PhET Simulations's.

未校 ships an update fortnightly, PhET Simulations every 14 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | 未校 | PhET Simulations |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [3.2 (17 ratings)](https://appshunter.io/ios/app/id882630804/reviews) | **[4.5 (48 ratings)](https://appshunter.io/ios/app/phet-simulations/id1134126831/reviews)** |
| Number of ratings | 17 | **48** |
| Positive reviews | 0.0% of reviews | **65.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 14 months |
| Monetization | — | Paid |
| Best chart rank | — | **#31** |
| Size | 23 MB | 125 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [广东马上信息科技有限公司](https://appshunter.io/developer/728266455) | [University of Colorado Boulder](https://appshunter.io/developer/972210292) |

## What reviewers say

### 未校

[App page](https://appshunter.io/ios/app/id882630804)

This innovative education platform provides a range of solutions for educational institutions, teachers, students, and parents, aiming to enhance the learning experience and streamline educational management. By leveraging technology, it offers personalized learning, efficient communication, and integrated tools to support smarter education.

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

**In-app purchases:** none


### PhET Simulations

[App page](https://appshunter.io/ios/app/phet-simulations/id1134126831)

**Currently charting:** #31 Top Paid · Education (US App Store)

Explore science and math concepts through interactive simulations. This app provides over 75 HTML5 simulations for learning about atoms, energy, multiplication, and more. It's ideal for students, parents, and educators, offering offline access and multiple language support.

**Highlights:** Interactive science and math simulations, Offline play capability, Multiple language support, Customizable favorites collection, Automatic simulation updates, Easy simulation sorting

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

**In-app purchases:** none


## Frequently asked questions

### Is 未校 free?

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

### Is PhET Simulations free?

PhET Simulations costs $0.99, with no in-app purchases.

### Which has better reviews, 未校 or PhET Simulations?

PhET Simulations is rated higher. 未校 averages 3.2 out of 5 from 17 ratings, while PhET Simulations averages 4.5 from 48 ratings.

### Do 未校 or PhET Simulations have ads?

Neither 未校 nor PhET Simulations shows ads.

### Which is updated more often, 未校 or PhET Simulations?

未校 ships an update fortnightly, and PhET Simulations every 14 months. Most recently, 未校 was updated on November 1, 2026 and PhET Simulations on November 2, 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.*