# Smart Building vs iChat

The clearest difference is in-app purchases: Smart Building at none against iChat's 1. Smart Building also leads on update cadence (monthly vs every 9 months). iChat's advantage is iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. iChat sells 1 in-app purchase, starting at $3.99 per month. Smart Building asks for nothing beyond the download.

Smart Building ships an update monthly, iChat every 9 months. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Smart Building | iChat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ichat-ai-assistant/id6447478080/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 9 months |
| Monetization | — | Free with in-app purchases |
| Size | 31 MB | 40 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [iShack Digital Consultancy](https://appshunter.io/developer/533255895) | [Anyi County Bingzhiyi Trading Co., Ltd.](https://appshunter.io/developer/1544707793) |

## What reviewers say

### Smart Building

[App page](https://appshunter.io/ios/app/smart-building/id1055565089)

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

**In-app purchases:** none


### iChat

[App page](https://appshunter.io/ios/app/ichat-ai-assistant/id6447478080)

This application provides professional career assistance across various industries. It offers real-time consultations with secretaries to help users solve workplace problems, find suitable job positions, and plan their career development.

**Highlights:** Intelligent Q&A for career questions, Personalized career planning, Real-time online consultations, Access to 100+ career pools, Job recommendation and search

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Planet Moon Member | $3.99 | per month |


## Frequently asked questions

### Is Smart Building free?

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

### Is iChat free?

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

### Do Smart Building or iChat have ads?

Neither Smart Building nor iChat shows ads.

### Which is updated more often, Smart Building or iChat?

Smart Building ships an update monthly, and iChat every 9 months. Most recently, Smart Building was updated on October 14, 2026 and iChat on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*