Best Bluetooth Serial Monitor Apps

223+ iOS apps curated and reviewed

4.0 avg rating
18 free apps
Updated June 2026

If you already know Bluetooth Terminal, this is the deeper bench. 223+ bluetooth serial monitor apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of June 2026.

Top Picks for Bluetooth Serial Monitor

Bluetooth Terminal#1

Bluetooth Terminal by Lukas Pistrol

Bluetooth LE Smart Prototyping
Editor's Choice
🛠️ Developer Tools
3.1(16 ratings)
FreeAdsIn-App Purchases
Bluetooth Terminal screenshot 1
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Prototype Bluetooth LE hardware by sending and receiving data in various formats. Inspect device services, characteristics, and values. Offers features like a button matrix for control and session export.

Bluetooth for Arduino#2

Bluetooth for Arduino by Giuseppe Migliore

Remote controller for Arduino
Strong Contender
🔧 Utilities
3.7(41 ratings)
FreeIn-App Purchases
Bluetooth for Arduino screenshot 1
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Transform your iPhone or iPad into a wireless remote control for your Arduino projects. Easily connect to your Bluetooth module and send custom commands via keyboard or pre-designed buttons.

Blueterminal#3

Blueterminal by Maria Alejandra Wetsch

Bluetooth Terminal
Worth Considering
🛠️ Developer Tools
1.0(3 ratings)
FreeIn-App Purchases
Blueterminal screenshot 1
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This app allows developers to test Bluetooth connections by acting as either a peripheral or a central device. It offers features to save frequently used devices and commands for convenience during testing.

More Bluetooth Serial Monitor apps to explore

4
Bluetooth Serial Connect
Bluetooth Serial Connect
Bluetooth Serial Connect
by Henry Abrahamsen
Free

Control your Arduino projects with your phone. Design custom interfaces with buttons, joysticks, and displays to send and receive data via Bluetooth low-energy modules. An integrated library simplifies the connection process.

Customizable control boardsButton and joystick inputsDisplay integration
🔧 Utilities
(6)
free
5
Bluetooth Inspector
Bluetooth Inspector
Bluetooth Inspector
Discover what's around you
Free

Explore nearby Bluetooth devices and examine their services and characteristics. View real-time signal strength, battery levels for your own devices, and identify model names. Extract software versions and read or write characteristic values.

Real-time signal strength and device informationApple device battery level monitoringDevice model identification
🛠️ Developer Tools
(1.5K)
free with in-app purchases
6
BLE Serial tiny
BLE Serial tiny
BLE Serial tiny
BLE HM10 serial monitor
Free
🔧 Utilities
(0)
7
nRF Connect for Mobile
nRF Connect for Mobile
nRF Connect for Mobile
The #1 Bluetooth LE utility
Free

This app is a versatile tool for scanning, exploring, and communicating with Bluetooth Low Energy devices. It also enables your device to act as a peripheral and supports firmware updates for compatible devices.

Scan and discover Bluetooth LE peripheralsCommunicate with Bluetooth LE devicesAdvertise as a Bluetooth LE peripheral
🔧 Utilities
(414)
free
8
Find Bluetooth: device tracker
Find Bluetooth: device tracker
Find Bluetooth: device tracker
Locate your smart band, watch
$1.99

Easily locate lost Bluetooth devices like fitness trackers and smartwatches. The app displays nearby devices sorted by signal strength or name, then guides you to your selected item using a dashboard.

Find lost Bluetooth devicesLocate fitness bands and smartwatchesSort devices by signal strength
🔧 Utilities
(3.7K)
free with in-app purchases
9
Arduino Bluetooth Pro
Arduino Bluetooth Pro
Arduino Bluetooth Pro
BT Controller / Serial Monitor
$9.99

Control Arduino projects via Bluetooth with a customizable interface. Send and receive data, use voice commands for keywords, and monitor serial communication. Ideal for IoT projects, robotics, and smart devices.

Customizable Bluetooth controlSend/Receive dataVoice command support
🛠️ Developer Tools
(4)
paid
10
Blue Sniff - Bluetooth Scanner
Blue Sniff - Bluetooth Scanner
Blue Sniff - Bluetooth Scanner
Simple Bluetooth Detector
Free

This application functions as a straightforward Bluetooth scanner, allowing users to detect nearby Bluetooth devices. It offers a simple interface for identifying available connections.

Bluetooth device detectionSimple interfaceEasy to use
🔧 Utilities
(334)
free with in-app purchases
11
LightBlue®
LightBlue®
LightBlue®
The go-to BLE development tool
Free

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.

Scan and discover BLE peripheralsConnect and view device profilesRead and write characteristics
🔧 Utilities
(936)
ad-supported
12
BlueHeart Bluetooth Heart Rate
BlueHeart Bluetooth Heart Rate
BlueHeart Bluetooth Heart Rate
Bluetooth Heart Rate Monitor
Free

This app transforms your Apple Watch into a Bluetooth heart rate monitor, seamlessly integrating with popular fitness equipment. It allows you to track your workouts, close your activity rings, and display your heart rate data on compatible gym machines. Prioritizing privacy, it ensures your data remains yours.

Use Apple Watch as Bluetooth heart rate monitorIntegrates with Peloton, Mirror, LifeFitness, Precor, Wahoo, Garmin, TrainerRoadSaves workouts to Apple Health
💪 Health & Fitness
(3.1K)
free with in-app purchases
13
Echo: Watch Heart Rate Monitor
Echo: Watch Heart Rate Monitor
Echo: Watch Heart Rate Monitor
Use Apple Watch for Gym & Apps
Free

This app transforms your Apple Watch into a Bluetooth heart rate monitor. It broadcasts your heart rate to various gym equipment and popular fitness applications, eliminating the need for a chest strap. Train effectively with real-time effort tracking and personalized heart rate zones.

Use Apple Watch as a Bluetooth heart rate monitorBroadcast heart rate to gym equipmentConnect to fitness apps like Zwift and Peloton
💪 Health & Fitness
(3.6K)
freemium
14
Bluetooth Controller BT/LE
Bluetooth Controller BT/LE
Bluetooth Controller BT/LE
Test Bluetooth Devices with LE
Free
🛠️ Developer Tools
(0)
15
spacedesk - USB Display for PC
spacedesk - USB Display for PC
spacedesk - USB Display for PC
Portable Multi Monitor Display
Free

Extend your Windows PC's desktop to another device wirelessly or via USB. Use your tablet or phone as a drawing tablet or a portable second monitor for travel and productivity.

Windows desktop extensionScreen mirroringRemote desktop viewer
📊 Productivity
(1.9K)
free with in-app purchases
16
POWER WATCHDOG Bluetooth ONLY
POWER WATCHDOG Bluetooth ONLY
POWER WATCHDOG Bluetooth ONLY
EPO
Free

This application connects to specific energy sensor models via Bluetooth to monitor energy consumption. It provides different interfaces based on the sensor type and delivers alert messages for error codes.

Scan BLE energy sensorsSensor-specific interfacesError code alerts
🔧 Utilities
(427)
free
17
Bluefy – Web BLE Browser
Bluefy – Web BLE Browser
Bluefy – Web BLE Browser
Easy to connect over the Web
Free

This browser allows direct smartphone connection to nearby Bluetooth devices from web pages, eliminating the need for native apps. It supports various BLE devices like smart home appliances and medical sensors, enabling interaction and data retrieval.

Web Bluetooth API supportConnect to BLE devices directly from webInteract with smart home appliances
🔧 Utilities
(1.3K)
free
18
BLE Scanner 4.0 – Bluetooth LE
BLE Scanner 4.0 – Bluetooth LE
BLE Scanner 4.0 – Bluetooth LE
Scan,Connect & Find BLE Device
Free

Explore and manage Bluetooth Low Energy devices with this comprehensive utility. Discover, connect, and analyze BLE signals, including iBeacon and Eddystone data. Ideal for developers and users tracking smart gadgets.

Instant BLE device discovery with RSSIRadar view for device distance visualizationSmart filtering by name, UUID, RSSI, and more
📊 Productivity
(615)
free with in-app purchases
19
Dabble - Bluetooth Controller
Dabble - Bluetooth Controller
Dabble - Bluetooth Controller
Arduino, ESP32 & Robot Control
Free

Control and communicate with hardware like Arduino and ESP32 using your smartphone's sensors and Bluetooth. This app transforms your phone into a virtual controller, offering modules for LED control, terminal commands, gamepad functionality, and access to phone sensors.

LED Brightness ControlTerminal for text and voice commandsGamepad control (analog, digital, accelerometer)
🔧 Utilities
(117)
free
20
System Status: hw monitor
System Status: hw monitor
System Status: hw monitor
CPU,battery,disk usage info
Free

Monitor your device's core performance metrics with this utility app. It provides real-time information on battery status, disk usage, CPU load, and network connections. Customize your view with light or dark themes and receive instant updates on system changes.

Graphical battery level displayDisk usage monitoringReal-time CPU usage
🔧 Utilities
(2.4K)
ad-supported