# 混沌与秩序 vs 同频sync

The clearest difference is in-app purchases: 混沌与秩序 at none against 同频sync's 6. 混沌与秩序 also leads on iOS requirement (15.0 vs 17.0). 同频sync's advantage is update cadence (every 3 days vs every 2 weeks). On price, ads and device support there is nothing between them.

Both are free to download. 同频sync sells 6 in-app purchases, starting at $1.99 per month. 混沌与秩序 asks for nothing beyond the download.

混沌与秩序 ships an update every 2 weeks, 同频sync every 3 days. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 混沌与秩序 | 同频sync |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Size | 74 MB | 30 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [博 刘](https://appshunter.io/developer/1874153056) | [磊 董](https://appshunter.io/developer/6808440096) |

## What reviewers say

### 混沌与秩序

[App page](https://appshunter.io/ios/app/id6758644169)

**In-app purchases:** none


### 同频sync

[App page](https://appshunter.io/ios/app/sync/id6808456087)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 同频pro月度会员 | $1.99 | per month |
| 同频 Pro年度会员 | $19.99 | per year |
| 同频 Pro 固定期限会员（1年） | $9.99 | one-time |
| 同频 Pro 固定期限会员（2年） | $22.99 | one-time |
| 同频 Pro 固定期限会员（3年） | $29.99 | one-time |
| 同频sync终身会员 | $39.99 | one-time |


## Frequently asked questions

### Is 混沌与秩序 free?

混沌与秩序 is free to download, with no in-app purchases.

### Is 同频sync free?

同频sync is free to download, with in-app purchases available.

### Do 混沌与秩序 or 同频sync have ads?

Neither 混沌与秩序 nor 同频sync shows ads.

### Which is updated more often, 混沌与秩序 or 同频sync?

混沌与秩序 ships an update every 2 weeks, and 同频sync every 3 days. Most recently, 混沌与秩序 was updated on October 31, 2026 and 同频sync on October 29, 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.*