# CHANG CHI vs G Construction

The clearest difference is iOS requirement: G Construction at 12.4 against CHANG CHI's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

CHANG CHI ships an update every 3 weeks, G Construction monthly. The most recent releases landed on October 14, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | CHANG CHI | G Construction |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 63 MB | 17 MB |
| Requires iOS | 15.0 | **12.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [CHANG CHI](https://appshunter.io/developer/1690011690) | [Gallery Group Pty Ltd](https://appshunter.io/developer/1711810167) |

## What reviewers say

### CHANG CHI

[App page](https://appshunter.io/ios/app/chang-chi/id6449670494)

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

**In-app purchases:** none


### G Construction

[App page](https://appshunter.io/ios/app/g-construction/id6469347655)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CHANG CHI free?

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

### Is G Construction free?

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

### Do CHANG CHI or G Construction have ads?

Neither CHANG CHI nor G Construction shows ads.

### Which is updated more often, CHANG CHI or G Construction?

CHANG CHI ships an update every 3 weeks, and G Construction monthly. Most recently, CHANG CHI was updated on October 14, 2026 and G Construction on October 16, 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.*