# 零下记忆 vs 汉字的密室

The clearest difference is rating: 汉字的密室 at 5.0 against 零下记忆's 3.0. 汉字的密室 also leads on update cadence (every 2 months vs every 14 months) and review sentiment (100% vs 76%). 零下记忆's advantage is iOS requirement (12.0 vs 15.0). On price, ratings volume, 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.

汉字的密室 holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 76% of 零下记忆's written reviews are positive against 100% of 汉字的密室's.

零下记忆 ships an update every 14 months, 汉字的密室 every 2 months. The most recent releases landed on September 30, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | 零下记忆 | 汉字的密室 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/id6443759062/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6466408363/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 76.2% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 14 months | **Every 2 months** |
| Size | 466 MB | 23 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [欢 刘](https://appshunter.io/developer/1334601605) | [俊颖 张](https://appshunter.io/developer/1661099011) |

## What reviewers say

### 零下记忆

[App page](https://appshunter.io/ios/app/id6443759062)

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

**In-app purchases:** none


### 汉字的密室

[App page](https://appshunter.io/ios/app/id6466408363)

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

**In-app purchases:** none


## Frequently asked questions

### Is 零下记忆 free?

零下记忆 is free to download, with no in-app purchases.

### Is 汉字的密室 free?

汉字的密室 is free to download, with no in-app purchases.

### Which has better reviews, 零下记忆 or 汉字的密室?

汉字的密室 is rated higher. 零下记忆 averages 3.0 out of 5 from 2 ratings, while 汉字的密室 averages 5.0 from 1 ratings.

### Do 零下记忆 or 汉字的密室 have ads?

Both 零下记忆 and 汉字的密室 show ads.

### Which is updated more often, 零下记忆 or 汉字的密室?

零下记忆 ships an update every 14 months, and 汉字的密室 every 2 months. Most recently, 零下记忆 was updated on September 30, 2026 and 汉字的密室 on September 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.*