# LightBlue®

> The go-to BLE development tool

Canonical page: [https://chrome-stats.com/d/id557428110](https://chrome-stats.com/d/id557428110)

## Overview

- **ID:** `id557428110`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Punch Through
- **Category:** Utilities
- **Rating:** 4.30 / 5 (942 ratings)
- **Version:** 5.5.1
- **Last updated:** 2026-09-17
- **First published:** 2012-09-08
- **Size:** 22 MB
- **Data as of:** 2026-09-19
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/lightblue/id557428110)
- **Website:** [https://punchthrough.com](https://punchthrough.com/)
- **Privacy policy:** [https://www.iubenda.com/privacy-policy/7874838](https://www.iubenda.com/privacy-policy/7874838)

## Description

**LightBlue® by Punch Through®** is a Bluetooth Low Energy (BLE) debugging and development toolkit for engineers, developers, and device teams. Scan for nearby peripherals, connect instantly, and inspect advertising data, services, and characteristics in detail.

Read, write, and subscribe to BLE notifications or indications using Hex, Octal, Binary, Decimal, or ASCII formats. Create or clone virtual peripheral profiles to prototype devices before firmware is ready, advertise as a custom peripheral, log and share BLE events, and connect notification data to AWS IoT or Adafruit IO. Available on iPhone, iPad, Mac, and Android.

## Rankings

- #58,228 — Overall

## Review summary

LightBlue is valued for its BLE scanning and proximity-based device locating, and for showing nearby devices and peripheral readings. Users also leverage it for testing BLE services. However, reviews frequently cite reliability issues after updates, a UX that is hard to read or customize, technical data that's hard to interpret, and limited usefulness for locating devices at a distance. Overall, a powerful BLE toolkit with notable stability and UX flaws.

### Pros

- Great for locating lost BLE devices via signal strength, helping users find items like a Fitbit, hearing aids, or an Oura Ring.
- Excellent BLE device discovery; shows nearby devices and lets you inspect details.
- Provides useful battery level readings for supported peripherals and helps verify device health.
- Offers BLE testing features (read/write to characteristics), useful for IoT development and debugging; often considered better than many alternatives.

### Cons

- Reliability issues after updates and redesigns, with some peripherals failing to connect or the app becoming buggy.
- UI and accessibility problems: light fonts on white background, no dark mode, and no options to adjust font size.
- Data presentation is overly technical (hex service/characteristic IDs) with little in-app guidance for non-technical users.
- Limited effectiveness for locating devices at a distance; often only indicates proximity rather than a precise location.

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Source: [Chrome-Stats](https://chrome-stats.com/d/id557428110)