# T9 Mobile vs Wai Yan Electronics

The clearest difference is iOS requirement: T9 Mobile at 13.4 against Wai Yan Electronics's 15.6. 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.

T9 Mobile ships an update every 8 months, Wai Yan Electronics every 5 months. The most recent releases landed on September 20, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | T9 Mobile | Wai Yan Electronics |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 5 months** |
| Size | 42 MB | 47 MB |
| Requires iOS | **13.4** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BIG BEE COMPANY LIMITED](https://appshunter.io/developer/1529854590) | [ADVENT SOFT COMPANY LIMITED](https://appshunter.io/developer/1078091905) |

## What reviewers say

### T9 Mobile

[App page](https://appshunter.io/ios/app/t9-mobile/id6471645724)

**Features:** macOS Compatibility

**In-app purchases:** none


### Wai Yan Electronics

[App page](https://appshunter.io/ios/app/wai-yan-electronics/id6742528556)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is T9 Mobile free?

T9 Mobile is free to download, with no in-app purchases.

### Is Wai Yan Electronics free?

Wai Yan Electronics is free to download, with no in-app purchases.

### Do T9 Mobile or Wai Yan Electronics have ads?

Neither T9 Mobile nor Wai Yan Electronics shows ads.

### Which is updated more often, T9 Mobile or Wai Yan Electronics?

T9 Mobile ships an update every 8 months, and Wai Yan Electronics every 5 months. Most recently, T9 Mobile was updated on September 20, 2026 and Wai Yan Electronics on September 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.*