# LightBlue® vs Whats Due Soon

The clearest difference is price: LightBlue® at Free against Whats Due Soon's $0.99. LightBlue® also leads on device support (3 vs 1). On update cadence, ads, in-app purchases and iOS requirement there is nothing between them.

LightBlue® is free to download; Whats Due Soon costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

LightBlue® ships an update every 3 weeks, Whats Due Soon monthly. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | LightBlue® | Whats Due Soon |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.4 (942 ratings)](https://appshunter.io/ios/app/lightblue/id557428110/reviews)** | — |
| Number of ratings | **942** | — |
| Positive reviews | 66.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Ad-supported | — |
| Size | 22 MB | 2 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Punch Through](https://appshunter.io/developer/557428113) | [Myworkingmemory LLC](https://appshunter.io/developer/1892099684) |

## 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


### Whats Due Soon

[App page](https://appshunter.io/ios/app/whats-due-soon-countdown/id6777145805)

**In-app purchases:** none


## Frequently asked questions

### Is LightBlue® free?

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

### Is Whats Due Soon free?

Whats Due Soon costs $0.99, with no in-app purchases.

### Do LightBlue® or Whats Due Soon have ads?

Neither LightBlue® nor Whats Due Soon shows ads.

### Which is updated more often, LightBlue® or Whats Due Soon?

LightBlue® ships an update every 3 weeks, and Whats Due Soon monthly. Most recently, LightBlue® was updated on October 26, 2026 and Whats Due Soon on October 25, 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.*