# 易则易知 vs 小翼伴伴

The clearest difference is iOS requirement: 易则易知 at 11.0 against 小翼伴伴's 15.0. 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.

易则易知 ships an update every 5 weeks, 小翼伴伴 monthly. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 易则易知 | 小翼伴伴 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/id6443611608/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Size | 19 MB | 64 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [上海易知信息科技股份有限公司](https://appshunter.io/developer/1439442031) | [Jiangsu Best Tone Information Service Co.,Ltd](https://appshunter.io/developer/502429109) |

## What reviewers say

### 易则易知

[App page](https://appshunter.io/ios/app/id1502945729)

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

**In-app purchases:** none


### 小翼伴伴

[App page](https://appshunter.io/ios/app/id6443611608)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 易则易知 free?

易则易知 is free to download, with no in-app purchases.

### Is 小翼伴伴 free?

小翼伴伴 is free to download, with no in-app purchases.

### Do 易则易知 or 小翼伴伴 have ads?

Neither 易则易知 nor 小翼伴伴 shows ads.

### Which is updated more often, 易则易知 or 小翼伴伴?

易则易知 ships an update every 5 weeks, and 小翼伴伴 monthly. Most recently, 易则易知 was updated on October 27, 2026 and 小翼伴伴 on October 24, 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.*