# 柠檬自习室 vs DAOET商家端

The clearest difference is in-app purchases: DAOET商家端 at none against 柠檬自习室's 4. DAOET商家端 also leads on ads (none vs shown). 柠檬自习室's advantage is update cadence (every 6 weeks vs every 8 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 柠檬自习室 sells 4 one-off in-app purchases. DAOET商家端 asks for nothing beyond the download.

柠檬自习室 ships an update every 6 weeks, DAOET商家端 every 8 months. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 柠檬自习室 | DAOET商家端 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (18 ratings)](https://appshunter.io/ios/app/id1562565200/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 94.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 weeks** | Every 8 months |
| Monetization | Free with in-app purchases | — |
| Size | 171 MB | 66 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chengdu Ningmengyoumeng Science & Technology Co., Ltd](https://appshunter.io/developer/1452864063) | [新疆佰信数字科技有限公司](https://appshunter.io/developer/1814081904) |

## What reviewers say

### 柠檬自习室

[App page](https://appshunter.io/ios/app/id1562565200)

This app provides a virtual study environment to help users develop consistent study habits and improve focus. It offers various virtual classrooms, reminders, and daily statistics to track progress.

**Highlights:** Online study sessions, Choice of virtual classrooms, Realistic classroom simulation, Daily study statistics, Progress tracking, Reminders and check-ins

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 柠檬叶12元 | $1.99 | one-time |
| 自习礼盒-18元 | $2.99 | one-time |
| 柠檬叶18元 | $2.99 | one-time |
| 自习礼盒-25元 | $3.99 | one-time |


### DAOET商家端

[App page](https://appshunter.io/ios/app/daoet/id6745817826)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 柠檬自习室 free?

柠檬自习室 is free to download, with in-app purchases available.

### Is DAOET商家端 free?

DAOET商家端 is free to download, with no in-app purchases.

### Do 柠檬自习室 or DAOET商家端 have ads?

柠檬自习室 shows ads; DAOET商家端 does not.

### Which is updated more often, 柠檬自习室 or DAOET商家端?

柠檬自习室 ships an update every 6 weeks, and DAOET商家端 every 8 months. Most recently, 柠檬自习室 was updated on October 30, 2026 and DAOET商家端 on October 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*