# 能量库 vs 川教通

The clearest difference is in-app purchases: 川教通 at none against 能量库's 10. 川教通 also leads on update cadence (every 2 months vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 能量库 sells 10 one-off in-app purchases. 川教通 asks for nothing beyond the download.

能量库 ships an update every 3 months, 川教通 every 2 months. The most recent releases landed on October 6, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | 能量库 | 川教通 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.2 (95 ratings)](https://appshunter.io/ios/app/id6445836929/reviews)** |
| Number of ratings | — | **95** |
| Positive reviews | — | 30.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 14 MB | 97 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [杭州四域文化创意有限公司](https://appshunter.io/developer/1304082204) | [Sichuan Education Informatization and Big Data Center](https://appshunter.io/developer/1674103036) |

## What reviewers say

### 能量库

[App page](https://appshunter.io/ios/app/id1304082205)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 60U币 | $0.99 | one-time |
| 120U币 | $1.99 | one-time |
| 720U币 | $8.99 | one-time |
| 1400U币 | $14.99 | one-time |
| 1290U币 | $18.99 | one-time |
| 2760U币 | $29.99 | one-time |
| 2560U币 | $35.99 | one-time |
| 5280U币 | $74.99 | one-time |
| 8250U币 | $89.99 | one-time |
| 14720U币 | $149.99 | one-time |


### 川教通

[App page](https://appshunter.io/ios/app/id6445836929)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 能量库 free?

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

### Is 川教通 free?

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

### Do 能量库 or 川教通 have ads?

Neither 能量库 nor 川教通 shows ads.

### Which is updated more often, 能量库 or 川教通?

能量库 ships an update every 3 months, and 川教通 every 2 months. Most recently, 能量库 was updated on October 6, 2026 and 川教通 on October 18, 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.*