# 松树自律 vs SpongeHome

The clearest difference is price: SpongeHome at Free against 松树自律's $0.99. 松树自律's advantage is in-app purchases (none vs 2). On update cadence, ads, device support and iOS requirement there is nothing between them.

SpongeHome is free to download; 松树自律 costs $0.99 up front. SpongeHome sells 2 in-app purchases, starting at $0.99 per month. 松树自律 asks for nothing beyond the download.

松树自律 ships an update every 6 days, SpongeHome weekly. The most recent releases landed on September 5, 2026 and July 23, 2026 respectively.

## The numbers

| Metric | 松树自律 | SpongeHome |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/spongehome-reading-and-learning/id6738716201/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Weekly |
| Monetization | — | Freemium |
| Size | 16 MB | 135 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Xiamen Kuaile Xiaotian Intelligence Technology Co., Ltd.](https://appshunter.io/developer/1677484995) | [Hangzhou Green Player Studio](https://appshunter.io/developer/1779097355) |

## What reviewers say

### 松树自律

[App page](https://appshunter.io/ios/app/ai/id6446350660)

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

**In-app purchases:** none


### SpongeHome

[App page](https://appshunter.io/ios/app/spongehome-reading-and-learning/id6738716201)

Enhance your reading comprehension and retention with an AI-powered experience. Generate instant quizzes and flashcards based on your reading material to learn more effectively and stay focused with calming background sounds.

**Highlights:** AI-generated quizzes, AI-generated flashcards, Immersive reading mode, Focus-enhancing background sounds, Study and learning support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $0.99 | per month |
| 年度会员 | $7.99 | per year |


## Frequently asked questions

### Is 松树自律 free?

松树自律 costs $0.99, with no in-app purchases.

### Is SpongeHome free?

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

### Do 松树自律 or SpongeHome have ads?

Neither 松树自律 nor SpongeHome shows ads.

### Which is updated more often, 松树自律 or SpongeHome?

松树自律 ships an update every 6 days, and SpongeHome weekly. Most recently, 松树自律 was updated on September 5, 2026 and SpongeHome on July 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.*