# 试卷宝 vs 嗖嗖Fly

The clearest difference is in-app purchases: 嗖嗖Fly at none against 试卷宝's 21. 嗖嗖Fly also leads on review sentiment (100% vs 66%) and rating (5.0 vs 4.8). 试卷宝's advantage is ratings volume (262 vs 2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 试卷宝 sells 18 in-app purchases, starting at $0.99 per month. 嗖嗖Fly asks for nothing beyond the download.

嗖嗖Fly holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: 试卷宝 has 262 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 66% of 试卷宝's written reviews are positive against 100% of 嗖嗖Fly's.

试卷宝 ships an update every 3 weeks, 嗖嗖Fly fortnightly. The most recent releases landed on September 22, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | 试卷宝 | 嗖嗖Fly |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (262 ratings)](https://appshunter.io/ios/app/id1497704413/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/fly/id6708228548/reviews)** |
| Number of ratings | **262** | 2 |
| Positive reviews | 65.8% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 330 MB | 124 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Danatech Inc.](https://appshunter.io/developer/1024936664) | [北京安擎智飞科技有限公司](https://appshunter.io/developer/1769867334) |

## What reviewers say

### 试卷宝

[App page](https://appshunter.io/ios/app/id1497704413)

This app helps you digitize and organize study materials. It can remove handwriting from scanned papers, create digital notebooks of incorrect answers, and even generate custom practice tests based on your mistakes. Easily convert documents to Word and share them.

**Highlights:** Remove handwriting from scanned papers, Create digital error notebooks, Generate custom practice tests, Convert scanned papers to Word, Organize and store study materials, Direct printing of practice tests

**Features:** Vision Pro support

**In-app purchases (18)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 试卷宝8GB容量套餐连续包月 | $0.99 | per month |
| 连续包月 | $2.49 | per month |
| 试卷宝连续订阅月卡 | $2.49 | per month |
| 爱作业试卷宝连续订阅月卡 | $2.99 | per month |
| 试卷宝连续订阅月卡 | $3.99 | per month |
| 试卷宝SVIP连续包月 | $3.99 | per month |
| 试卷宝8GB容量套餐连续包年 | $6.99 | per year |
| 连续包季 | $7.49 | per 3 months |
| 连续包年 | $23.99 | per year |
| 年度VIP会员 | $23.99 | per year |
| 试卷宝连续订阅年卡 | $24.99 | per year |
| 试卷宝SVIP连续包年 | $39.99 | per year |
| 试卷宝升级1个月SVIP | $1.99 | one-time |
| 试卷宝真题会员 | $7.99 | one-time |
| 试卷宝真题会员 | $9.99 | one-time |
| 试卷宝升级24个月SVIP | $29.99 | one-time |
| 试卷宝升级36个月SVIP | $39.99 | one-time |
| 试卷宝12个月SVIP会员 | $49.99 | one-time |


### 嗖嗖Fly

[App page](https://appshunter.io/ios/app/fly/id6708228548)

This app uses advanced algorithms to scan the sky and identify satellite orbits in real-time. It offers a 3D visualization of constellations and allows users to generate personalized posters of their findings. It's designed for users interested in space technology and celestial observation.

**Highlights:** One-click sky scanning, Real-time satellite orbit tracking, 3D constellation visualization, Personalized 'sky scan' posters, Integration with Beidou/GPS data, Optimized scanning algorithms

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

**In-app purchases:** none


## Frequently asked questions

### Is 试卷宝 free?

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

### Is 嗖嗖Fly free?

嗖嗖Fly is free to download, with no in-app purchases.

### Which has better reviews, 试卷宝 or 嗖嗖Fly?

嗖嗖Fly is rated higher. 试卷宝 averages 4.8 out of 5 from 262 ratings, while 嗖嗖Fly averages 5.0 from 2 ratings.

### Do 试卷宝 or 嗖嗖Fly have ads?

Both 试卷宝 and 嗖嗖Fly show ads.

### Which is updated more often, 试卷宝 or 嗖嗖Fly?

试卷宝 ships an update every 3 weeks, and 嗖嗖Fly fortnightly. Most recently, 试卷宝 was updated on September 22, 2026 and 嗖嗖Fly on September 12, 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.*