# 火星搜题 vs QuestionBank

火星搜题 and QuestionBank both sit at 3.7 stars, but that hides the real split: 66% of 火星搜题's written reviews are positive against 15% of QuestionBank's. 火星搜题 also leads on in-app purchases (none vs 8) and ads (none vs shown). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. QuestionBank sells 8 in-app purchases, starting at $0.99 per 7 days. 火星搜题 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 3.7 for 火星搜题 against 3.7 for QuestionBank. Both are backed by a comparable volume of ratings — 6 and 6 respectively. Written reviews are what separate them: 66% of 火星搜题's written reviews are positive against 15% of QuestionBank's.

火星搜题 ships an update every 5 weeks, QuestionBank every 2 months. The most recent releases landed on September 21, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | 火星搜题 | QuestionBank |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (6 ratings)](https://appshunter.io/ios/app/id1551759647/reviews) | [3.7 (6 ratings)](https://appshunter.io/ios/app/questionbank/id1634579310/reviews) |
| Number of ratings | 6 | 6 |
| Positive reviews | **65.6% of reviews** | 15.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 261 MB | 65 MB |
| Requires iOS | **11.0** | 13.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [北京粉笔蓝天科技有限公司](https://appshunter.io/developer/993615066) | [Foshan Fullstack Technology](https://appshunter.io/developer/1575723135) |

## What reviewers say

### 火星搜题

[App page](https://appshunter.io/ios/app/id1551759647)

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

**In-app purchases:** none


### QuestionBank

[App page](https://appshunter.io/ios/app/questionbank/id1634579310)

Effortlessly solve academic questions by taking a photo. AI-powered recognition handles complex formulas and symbols, providing quick answers. Offers various subscription plans for continuous learning support.

**Highlights:** Photo recognition of questions, AI intelligent search, Special symbol recognition (math formulas), Quick problem-solving, Continuous membership subscriptions, Multiple subscription plans

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周会员 | $0.99 | per 7 days |
| 周会员 | $0.99 | per 7 days |
| 周会员 | $0.99 | per 7 days |
| 月度会员 | $2.99 | per month |
| 连续包月会员 | $2.99 | per month |
| 年度会员 | $9.99 | per year |
| 连续包年会员 | $14.99 | per year |
| 一次性买断 | $49.99 | one-time |


## Frequently asked questions

### Is 火星搜题 free?

火星搜题 is free to download, with no in-app purchases.

### Is QuestionBank free?

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

### Which has better reviews, 火星搜题 or QuestionBank?

火星搜题 and QuestionBank are both rated 3.7 out of 5 on the App Store, from 6 and 6 ratings respectively.

### Do 火星搜题 or QuestionBank have ads?

QuestionBank shows ads; 火星搜题 does not.

### Which is updated more often, 火星搜题 or QuestionBank?

火星搜题 ships an update every 5 weeks, and QuestionBank every 2 months. Most recently, 火星搜题 was updated on September 21, 2026 and QuestionBank on September 23, 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.*