# 洋葱学园 vs 数理化

The clearest difference is review sentiment: 洋葱学园 at 66% against 数理化's 20%. 洋葱学园 also leads on update cadence (fortnightly vs every 4 months) and iOS requirement (13.0 vs 15.0). 数理化's advantage is in-app purchases (none vs 10) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. 洋葱学园 sells 9 one-off in-app purchases. 数理化 asks for nothing beyond the download.

洋葱学园 ships an update fortnightly, 数理化 every 4 months. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | 洋葱学园 | 数理化 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (92 ratings)](https://appshunter.io/ios/app/id990959871/reviews)** | — |
| Number of ratings | **92** | — |
| Positive reviews | **66.3% of reviews** | 20.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 4 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 122 MB | 27 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Guanghe](https://appshunter.io/developer/990959870) | [永生 刘](https://appshunter.io/developer/830484999) |

## What reviewers say

### 洋葱学园

[App page](https://appshunter.io/ios/app/id990959871)

This platform offers animated online courses for K-12 students covering math, physics, and other subjects. It features AI-powered personalized learning plans, instant AI tutor support for questions, and a unique photo-based problem-solving tool that teaches concepts before providing solutions. The goal is to help students quickly grasp difficult concepts and improve their academic performance.

**Highlights:** AI personalized learning plans, Animated AI tutor for instant Q&A, Photo-based problem-solving with concept explanation, Animated courses for math and physics, Gamified learning mechanisms

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6个月高中数学洋葱课程 | $21.99 | one-time |
| 3个月初中数学洋葱课程 | $29.99 | one-time |
| 3个月高中数学洋葱课程 | $29.99 | one-time |
| 3个月初中物理洋葱课程 | $29.99 | one-time |
| 洋葱课程 | $29.99 | one-time |
| 洋葱课程 | $39.99 | one-time |
| 6个月初中数学洋葱课程 | $46.99 | one-time |
| 12个月初中数学洋葱课程 | $69.99 | one-time |
| 洋葱课程 | $69.99 | one-time |


### 数理化

[App page](https://appshunter.io/ios/app/id1212062256)

This app provides a comprehensive collection of formulas for junior and senior high school mathematics, physics, and chemistry. It aims to assist students in memorizing essential scientific and mathematical equations.

**Highlights:** Junior high math formulas, Junior high physics formulas, Junior high chemistry formulas, Senior high math formulas, Future inclusion of senior high physics and chemistry formulas

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

**In-app purchases:** none


## Frequently asked questions

### Is 洋葱学园 free?

洋葱学园 is free to download, with in-app purchases available.

### Is 数理化 free?

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

### Do 洋葱学园 or 数理化 have ads?

洋葱学园 shows ads; 数理化 does not.

### Which is updated more often, 洋葱学园 or 数理化?

洋葱学园 ships an update fortnightly, and 数理化 every 4 months. Most recently, 洋葱学园 was updated on November 6, 2026 and 数理化 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.*