# tf vs 小心眼

The clearest difference is update cadence: tf at every 5 weeks against 小心眼's every 3 months. 小心眼's advantage is iOS requirement (9.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

tf ships an update every 5 weeks, 小心眼 every 3 months. The most recent releases landed on October 20, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | tf | 小心眼 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Size | 25 MB | 94 MB |
| Requires iOS | 13.0 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chengdu DormitoryStore E-Commerce Co. Ltd.](https://appshunter.io/developer/1064904653) | [DJ Medical Co.,Ltd.](https://appshunter.io/developer/1280331893) |

## What reviewers say

### tf

[App page](https://appshunter.io/ios/app/tf-eq/id1464844370)

**Features:** macOS Compatibility

**In-app purchases:** none


### 小心眼

[App page](https://appshunter.io/ios/app/y/id1568834427)

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

**In-app purchases:** none


## Frequently asked questions

### Is tf free?

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

### Is 小心眼 free?

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

### Do tf or 小心眼 have ads?

Neither tf nor 小心眼 shows ads.

### Which is updated more often, tf or 小心眼?

tf ships an update every 5 weeks, and 小心眼 every 3 months. Most recently, tf was updated on October 20, 2026 and 小心眼 on October 14, 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.*