# 小莺v4 vs TreeKit

The clearest difference is price: 小莺v4 at Free against TreeKit's $0.99. 小莺v4 also leads on in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

小莺v4 is free to download; TreeKit costs $0.99 up front. TreeKit sells 1 one-off in-app purchase. 小莺v4 asks for nothing beyond the download.

小莺v4 ships an update every 6 days, TreeKit every 6 weeks. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 小莺v4 | TreeKit |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 6 days** | Every 6 weeks |
| Size | 3 MB | 17 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [峰 高](https://appshunter.io/developer/1456326418) | [KANG LI](https://appshunter.io/developer/1853344231) |

## What reviewers say

### 小莺v4

[App page](https://appshunter.io/ios/app/v4/id1584960586)

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

**In-app purchases:** none


### TreeKit

[App page](https://appshunter.io/ios/app/treekit/id6755859356)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| treeit_lifetime | $0.99 | one-time |


## Frequently asked questions

### Is 小莺v4 free?

小莺v4 is free to download, with no in-app purchases.

### Is TreeKit free?

TreeKit costs $0.99, and also offers in-app purchases.

### Do 小莺v4 or TreeKit have ads?

TreeKit shows ads; 小莺v4 does not.

### Which is updated more often, 小莺v4 or TreeKit?

小莺v4 ships an update every 6 days, and TreeKit every 6 weeks. Most recently, 小莺v4 was updated on October 27, 2026 and TreeKit on October 28, 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.*