# BT To UART vs Wi

The clearest difference is update cadence: Wi at every 6 months against BT To UART's every 14 months. BT To UART's advantage is iOS requirement (9.0 vs 12.0). 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.

BT To UART ships an update every 14 months, Wi every 6 months. The most recent releases landed on May 17, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | BT To UART | Wi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/wi-fi-energizer-controller/id1341613059/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 6 months** |
| Monetization | — | Free |
| Size | 15 MB | 13 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Airoha Technology Corp.](https://appshunter.io/developer/1097005482) | [Pakton Group Pty Ltd](https://appshunter.io/developer/1220725407) |

## What reviewers say

### BT To UART

[App page](https://appshunter.io/ios/app/bt-to-uart/id1166860727)

**Features:** macOS Compatibility

**In-app purchases:** none


### Wi

[App page](https://appshunter.io/ios/app/wi-fi-energizer-controller/id1341613059)

Control and monitor your electric fences remotely from anywhere in the world. Receive instant notifications about fence voltage, current, and battery status, and configure internet-connected devices.

**Highlights:** Remote fence control, Monitor fence voltage and current, Monitor battery voltage and status, Event notifications, Configure IP devices

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BT To UART free?

BT To UART is free to download, with no in-app purchases.

### Is Wi free?

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

### Do BT To UART or Wi have ads?

Neither BT To UART nor Wi shows ads.

### Which is updated more often, BT To UART or Wi?

BT To UART ships an update every 14 months, and Wi every 6 months. Most recently, BT To UART was updated on May 17, 2026 and Wi on June 1, 2026.

---

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