LightBlue®

Name: LightBlue®
Rating: 4.3 (942 reviews)
Author: Punch Through

By: Punch Through App

The go-to BLE development tool

Overview

Version:

5.5.1

Last updated: 2026-09-17

Ranking

#58,228 ▼ 59

Overall

Features & Capabilities

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.

User Growth & Download Statistics

App Developer Tools Programming Communication API Data

By:

Punch Through

Rating:

4.30

(942)

Version:

5.5.1 Last updated: 2026-09-17

Version code:

891513400

Creation date:

2012-09-08

Compatible devices:

Size:

21.87MB

URLs:

Website ,Privacy policy

Full description:

Source:

Apple Apps Store

Data ingested on:

2026-09-19

Compare stats and ranking:

Ranking

# 58,228 ▼ 59

For Developers

Monetize with App Pass Boost with Extension Booster

Contact the developer

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Developed by:

Punch Through

Apple Apps Store

https://apps.apple.com/us/app/lightblue/id557428110

Website:

https://punchthrough.com

User Reviews

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.

Recent reviews

Great app!! Helped me find my Oura ring!!!

by iF*****, 2026-05-18

Preview images show names of devices, which it in-fact does not do, you have to name them manually.. lets not even get started on its scan or connect for device alone, 5ft away from a device with bluetooth and it doesn’t even show up in the app at all, and dont even get me started with a smart watch, it doesnt even see that and thats less then 2 feet away at any time.. Completely broken with absolutely no point to the app other then seeing your device names(once input manually)