# Forest vs 柠檬自习室

The clearest difference is ratings volume: 柠檬自习室 at 18 against Forest's 4. On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Forest sells 3 in-app purchases, starting at $2.99 per month and 柠檬自习室 sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Forest against 4.9 for 柠檬自习室. Both are backed by a comparable volume of ratings — 4 and 18 respectively. Written reviews are what separate them: 100% of Forest's written reviews are positive against 95% of 柠檬自习室's.

Forest ships an update monthly, 柠檬自习室 every 6 weeks. The most recent releases landed on June 1, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Forest | 柠檬自习室 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/forest-focus-timer/id1500856145/reviews)** | [4.9 (18 ratings)](https://appshunter.io/ios/app/id1562565200/reviews) |
| Number of ratings | 4 | **18** |
| Positive reviews | **100.0% of reviews** | 94.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 16 MB | 171 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [青青 陈](https://appshunter.io/developer/1500856144) | [Chengdu Ningmengyoumeng Science & Technology Co., Ltd](https://appshunter.io/developer/1452864063) |

## What reviewers say

### Forest

[App page](https://appshunter.io/ios/app/forest-focus-timer/id1500856145)

Develop good habits by growing virtual trees. Successfully completing focus sessions cultivates a thriving digital forest, while missed sessions result in dead trees. This app encourages self-discipline through a gamified approach to habit formation.

**Highlights:** Grow virtual trees for completed habits, Develop good habits, Gamified self-discipline, Track habit completion, Build a digital forest

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 打卡森林月度会员 | $2.99 | per month |
| 打卡森林季度会员 | $5.99 | per 3 months |
| 打卡森林年度会员 | $19.49 | per year |


### 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 |


## Frequently asked questions

### Is Forest free?

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

### Is 柠檬自习室 free?

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

### Which has better reviews, Forest or 柠檬自习室?

Forest is rated higher. Forest averages 5.0 out of 5 from 4 ratings, while 柠檬自习室 averages 4.9 from 18 ratings.

### Do Forest or 柠檬自习室 have ads?

Both Forest and 柠檬自习室 show ads.

### Which is updated more often, Forest or 柠檬自习室?

Forest ships an update monthly, and 柠檬自习室 every 6 weeks. Most recently, Forest was updated on June 1, 2026 and 柠檬自习室 on September 26, 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.*