# T3 Smart vs iwachi

The clearest difference is update cadence: T3 Smart at every 5 months against iwachi's every 25 months. iwachi's advantage is iOS requirement (11.0 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.

T3 Smart ships an update every 5 months, iwachi every 25 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | T3 Smart | iwachi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/t3-smart/id1552348945/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 22.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 25 months |
| Monetization | Free | — |
| Size | 192 MB | 191 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [T3 Technology COMPANY LIMITED](https://appshunter.io/developer/1552348947) | [Gao Yang Electric Company Limited](https://appshunter.io/developer/1618002633) |

## What reviewers say

### T3 Smart

[App page](https://appshunter.io/ios/app/t3-smart/id1552348945)

Control your smart home devices remotely and customize scenes for a personalized living experience. Manage multiple devices with ease through a single application.

**Highlights:** Remote device control, Scene customization, Multi-device management, Convenient connectivity, Personalized settings

**In-app purchases:** none


### iwachi

[App page](https://appshunter.io/ios/app/iwachi/id1618002631)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is T3 Smart free?

T3 Smart is free to download, with no in-app purchases.

### Is iwachi free?

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

### Do T3 Smart or iwachi have ads?

Neither T3 Smart nor iwachi shows ads.

### Which is updated more often, T3 Smart or iwachi?

T3 Smart ships an update every 5 months, and iwachi every 25 months. Most recently, T3 Smart was updated on October 24, 2026 and iwachi on October 27, 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.*