# 七院档案 vs 背后有诡

The clearest difference is iOS requirement: 背后有诡 at 10.0 against 七院档案's 12.4. 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.

七院档案 ships an update fortnightly, 背后有诡 every 10 days. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 七院档案 | 背后有诡 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/id1568021161/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 52.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | **Every 10 days** |
| Size | 137 MB | 178 MB |
| Requires iOS | 12.4 | **10.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [勤勇 厉](https://appshunter.io/developer/373911084) | [靖 郝](https://appshunter.io/developer/1492986006) |

## What reviewers say

### 七院档案

[App page](https://appshunter.io/ios/app/id1568021161)

**Features:** macOS Compatibility

**In-app purchases:** none


### 背后有诡

[App page](https://appshunter.io/ios/app/id1605764621)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 七院档案 free?

七院档案 is free to download, with no in-app purchases.

### Is 背后有诡 free?

背后有诡 is free to download, with no in-app purchases.

### Do 七院档案 or 背后有诡 have ads?

Both 七院档案 and 背后有诡 show ads.

### Which is updated more often, 七院档案 or 背后有诡?

七院档案 ships an update fortnightly, and 背后有诡 every 10 days. Most recently, 七院档案 was updated on November 3, 2026 and 背后有诡 on October 25, 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.*