# 优学错题本 - 拍照去除笔迹

> 优学错题本 - 拍照去除笔迹 (iPhone/iPad app by 清清 孔.)

- Source: https://appshunter.io/ios/app/id6664059614 (this page in markdown: same URL + `.md`)
- Developer: [清清 孔](https://appshunter.io/developer/1740686855)
- Category: Utilities
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 11.0 · 25 MB
- Languages: English
- Released: 2024-08-29
- Data updated: 2026-05-19
- User reviews in markdown: https://appshunter.io/ios/app/id6664059614/reviews.md

## What is 优学错题本?

优学错题本——高效神器，轻松提分
告别低效手抄，开启你的智能学习之旅！

【核心功能亮点】
1、智能识别，轻松录入
2、个性化分类，清晰管理
3、自由组卷，一键打印
4、巩固记忆，附带答案
5、iCloud同步，随时随地学习

【适用人群】
1、中小学生：辅助日常学习，巩固课堂知识，提升学习效率。
2、高中生：备战高考，精准定位薄弱点，冲刺高分。
3、大学生及考研：针对专业课程，强化记忆，助力考研升学。

【关于订阅】
用户可在当前订阅结束 24 小时前关闭自动续订，否则将自动续订。自动续期订阅的 Apple ID，会在每个账单周期到期前24小时,自动在iTunes账户扣费并延长相应有效期。用户对订阅服务进行管理,即购买后可以前往用户账户设置关闭自动订阅。

关于服务条款：https://docs.qq.com/doc/DRkxUVHVKaUNLZFRM
关于隐私政策：https://docs.qq.com/doc/DRldJRkNiTlRoSXpO

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| 周会员 | $1.99 | per 7 days |
| 月会员 | $3.99 | per month |
| 年会员 | $19.99 | per year |



## Version history (last 1 release)

### 2.4.2 — 2024-10-05

修复已知的Bug

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| [试卷还原 - 一键去答案、AI错题整理、组卷](https://appshunter.io/ios/app/ai/id6740136225) | 5.0 (1) | Free | Utilities |

## More apps by 清清 孔

- [作文帮 - 中小学语文作文好帮手](https://appshunter.io/ios/app/id6504862512)
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All apps by 清清 孔: https://appshunter.io/developer/1740686855

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-19.*