# Zhizhi vs Fluffy Focus

The clearest difference is in-app purchases: Zhizhi at none against Fluffy Focus's 3. Zhizhi also leads on device support (4 vs 2) and iOS requirement (12.0 vs 18.0). On price and ads there is nothing between them.

Both are free to download. Fluffy Focus sells 3 in-app purchases, starting at $1.99 per month. Zhizhi asks for nothing beyond the download.

## The numbers

| Metric | Zhizhi | Fluffy Focus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/zhizhi/id6740143014/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 5 days |
| Monetization | Free | — |
| Size | 38 MB | 301 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CoreSpeed Inc.](https://appshunter.io/developer/1717281942) | [GoodShot Technology Co., Ltd](https://appshunter.io/developer/1615350674) |

## What reviewers say

### Zhizhi

[App page](https://appshunter.io/ios/app/zhizhi/id6740143014)

This app uses AI to provide instant, one-minute podcast-style explanations of academic terms and content on each page of your documents. It acts like a personal tutor, making complex papers and lectures more accessible.

**Highlights:** AI-powered explanations, One-minute summaries per page, Academic term clarification, Document content analysis, Personalized tutor experience

**In-app purchases:** none


### Fluffy Focus

[App page](https://appshunter.io/ios/app/fluffy-focus-focus-timer/id6756069241)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Annual | $5.99 | per year |
| Lifetime Pro | Free | one-time |


## Frequently asked questions

### Is Zhizhi free?

Zhizhi is free to download, with no in-app purchases.

### Is Fluffy Focus free?

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

### Do Zhizhi or Fluffy Focus have ads?

Neither Zhizhi nor Fluffy Focus shows ads.

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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.*