# 氢刻 vs 找蚊子

The clearest difference is price: 氢刻 at Free against 找蚊子's $0.99. 氢刻 also leads on update cadence (every 3 weeks vs every 2 months) and device support (3 vs 1). 找蚊子's advantage is in-app purchases (none vs 8). On ads and iOS requirement there is nothing between them.

氢刻 is free to download; 找蚊子 costs $0.99 up front. 氢刻 sells 8 one-off in-app purchases. 找蚊子 asks for nothing beyond the download.

氢刻 ships an update every 3 weeks, 找蚊子 every 2 months. The most recent releases landed on November 7, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | 氢刻 | 找蚊子 |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/ai/id1585104628/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 20 MB | 3 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [QingKe Tech Co., Ltd.](https://appshunter.io/developer/1584950202) | [爽 周](https://appshunter.io/developer/1877823315) |

## What reviewers say

### 氢刻

[App page](https://appshunter.io/ios/app/ai/id1585104628)

This app helps you capture, organize, and recall information through a structured card system. It utilizes AI to extract key points and generate study materials like flashcards and quizzes. Share and access learning resources within a community to enhance your knowledge retention and thinking.

**Highlights:** Card-based note-taking, AI-powered key point extraction, Intelligent review and recall (Anki-style), Flashcard and quiz generation, Community sharing of card sets, Import notes from WeChat Read, Scientific statistics and progress tracking

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP of one month | $1.99 | one-time |
| 氢刻专业版-1个月 | $2.99 | one-time |
| VIP of one year | $12.99 | one-time |
| 氢刻专业版-1年 | $19.99 | one-time |
| VIP of three years | $29.99 | one-time |
| 氢刻专业版-3年 | $39.99 | one-time |
| Premium Lifetime | $69.99 | one-time |
| Pro Lifetime | $89.99 | one-time |


### 找蚊子

[App page](https://appshunter.io/ios/app/id6767080491)

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

**In-app purchases:** none


## Frequently asked questions

### Is 氢刻 free?

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

### Is 找蚊子 free?

找蚊子 costs $0.99, with no in-app purchases.

### Do 氢刻 or 找蚊子 have ads?

Neither 氢刻 nor 找蚊子 shows ads.

### Which is updated more often, 氢刻 or 找蚊子?

氢刻 ships an update every 3 weeks, and 找蚊子 every 2 months. Most recently, 氢刻 was updated on November 7, 2026 and 找蚊子 on November 9, 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.*