# 樹森開發 vs Costflows

The clearest difference is update cadence: Costflows at every 10 days against 樹森開發's every 2 months. Costflows also leads on iOS requirement (13.0 vs 15.0). 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.

樹森開發 ships an update every 2 months, Costflows every 10 days. The most recent releases landed on October 16, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 樹森開發 | Costflows |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Size | 69 MB | 86 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SHUH SEN CO., LTD](https://appshunter.io/developer/1452519817) | [Costflows](https://appshunter.io/developer/1670815841) |

## What reviewers say

### 樹森開發

[App page](https://appshunter.io/ios/app/id1452519818)

**Features:** macOS Compatibility

**In-app purchases:** none


### Costflows

[App page](https://appshunter.io/ios/app/costflows/id1670815839)

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

**In-app purchases:** none


## Frequently asked questions

### Is 樹森開發 free?

樹森開發 is free to download, with no in-app purchases.

### Is Costflows free?

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

### Do 樹森開發 or Costflows have ads?

Neither 樹森開發 nor Costflows shows ads.

### Which is updated more often, 樹森開發 or Costflows?

樹森開發 ships an update every 2 months, and Costflows every 10 days. Most recently, 樹森開發 was updated on October 16, 2026 and Costflows on October 7, 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.*