# LightBlue® vs UDP Sender

LightBlue® and UDP Sender are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

LightBlue® ships an update every 3 weeks, UDP Sender fortnightly. The most recent releases landed on October 14, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | LightBlue® | UDP Sender |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (942 ratings)](https://appshunter.io/ios/app/lightblue/id557428110/reviews)** | — |
| Number of ratings | **942** | — |
| Positive reviews | 66.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Ad-supported | — |
| Size | 22 MB | 4 MB |
| Requires iOS | **16.4** | 17.6 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Punch Through](https://appshunter.io/developer/557428113) | [Jhonyfer Angarita](https://appshunter.io/developer/1847210034) |

## What reviewers say

### LightBlue®

[App page](https://appshunter.io/ios/app/lightblue/id557428110)

This app allows users to interact with Bluetooth Low Energy devices. It supports scanning for, connecting to, and analyzing BLE peripherals, as well as simulating your own BLE devices. It's a comprehensive tool for developers and enthusiasts working with BLE technology.

**Highlights:** Scan and discover BLE peripherals, Connect and view device profiles, Read and write characteristics, Subscribe to notifications, Create and advertise virtual BLE devices, Clone peripheral profiles, Log and share BLE events

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Found lost devices
- 🔍 Helpful for locating Bluetooth devices
- 👍 Works great
- 👍 Lifesaver
- 👍 Fantastic app

**What reviewers complain about**

- 🐛 Doesn't work with dead devices
- 🐛 Unreliable connection
- 🐛 Confusing to use
- 🐛 Doesn't work with all devices

**Reported bugs**

- Crashes after updates
- Fails to connect Apple Pencil
- Doesn't detect all nearby devices

**Requested features**

- Ability to manually name devices
- More precise location tracking
- Integration with Siri/Shortcuts


### UDP Sender

[App page](https://appshunter.io/ios/app/udp-sender/id6756079510)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LightBlue® free?

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

### Is UDP Sender free?

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

### Do LightBlue® or UDP Sender have ads?

Neither LightBlue® nor UDP Sender shows ads.

### Which is updated more often, LightBlue® or UDP Sender?

LightBlue® ships an update every 3 weeks, and UDP Sender fortnightly. Most recently, LightBlue® was updated on October 14, 2026 and UDP Sender on October 5, 2026.

---

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