# 优乐学习 vs QuestionBank

The clearest difference is in-app purchases: 优乐学习 at none against QuestionBank's 8. 优乐学习 also leads on ads (none vs shown). QuestionBank's advantage is update cadence (every 2 months vs every 14 months) and iOS requirement (13.3 vs 15.0). On price and device support there is nothing between them.

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

优乐学习 ships an update every 14 months, QuestionBank every 2 months. The most recent releases landed on September 6, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | 优乐学习 | QuestionBank |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (6 ratings)](https://appshunter.io/ios/app/questionbank/id1634579310/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 15.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 14 months | **Every 2 months** |
| Monetization | — | Free with in-app purchases |
| Size | 240 MB | 65 MB |
| Requires iOS | 15.0 | **13.3** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Xuan Zhou](https://appshunter.io/developer/1534790034) | [Foshan Fullstack Technology](https://appshunter.io/developer/1575723135) |

## What reviewers say

### 优乐学习

[App page](https://appshunter.io/ios/app/id1552698997)

**Features:** macOS Compatibility

**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 优乐学习 free?

优乐学习 is free to download, with no in-app purchases.

### Is QuestionBank free?

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

### Do 优乐学习 or QuestionBank have ads?

QuestionBank shows ads; 优乐学习 does not.

### Which is updated more often, 优乐学习 or QuestionBank?

优乐学习 ships an update every 14 months, and QuestionBank every 2 months. Most recently, 优乐学习 was updated on September 6, 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.*