Best Handheld Transmitter Apps

250+ iOS apps curated and reviewed

3.9 avg rating

20 free apps

Updated October 2026

Handheld transmitter is the household name in handheld transmitter, but it's far from the only option. We track 250+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Handheld Transmitter Apps (October 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	Handheld transmitter	Free	—	No	No	May 2026
2	GroSens Handheld	Free	—	No	No	Jul 2026
3	FM Transmitter - smart drive	Free	3.0★ (2)	No	No	May 2026
4	Morse Transmitter	Free	4.3★ (312)	No	No	Oct 2026
5	ButterflyMX	Free	4.9★ (113K)	No	No	Oct 2026
6	BLE Controller – Arduino ESP32	Free	5.0★ (2)	No	No	Oct 2026
7	Aladdin Connect	Free	4.8★ (113K)	No	No	Oct 2026
8	GarageSmart	Free	5.0★ (4)	No	No	Sep 2026

Top Picks for Handheld Transmitter

#1

Handheld transmitter by geba Handels- und Entwicklungsgesellschaft mbH

Control your garage or light

Editor's Choice

0.0(0 ratings)

Free

Handheld transmitter screenshot 1

Handheld transmitter screenshot 2

Handheld transmitter screenshot 3

Handheld transmitter screenshot 4

#2

GroSens Handheld by Rockwool International A/S

Strong Contender

0.0(0 ratings)

Free

GroSens Handheld screenshot 1

GroSens Handheld screenshot 2

GroSens Handheld screenshot 3

#3

FM Transmitter - smart drive by 敬来毕

Worth Considering

3.0(2 ratings)

Free

FM Transmitter - smart drive screenshot 1

FM Transmitter - smart drive screenshot 2

FM Transmitter - smart drive screenshot 3

This app pairs with a specific car charger to broadcast audio from your smartphone to your car's FM radio. Enjoy music, calls, and navigation through your car's speakers.

More Handheld Transmitter apps to explore

Morse Transmitter

Morse Transmitter

Morse Transmitter

Encode and decode Morse code with this versatile tool. It supports real-time audio decoding with automatic WPM detection and offers features like screen, speaker, and flash output for encoded messages. Includes a dictionary for learning.

Encode text to Morse codeDecode Morse code to textReal-time audio decoding

Access made simple

Control property access, including doors, gates, elevators, and garages, directly from your smartphone. Grant entry to visitors and deliveries remotely, and receive video calls for enhanced security. Manage all building access points seamlessly from one app.

Open doors, gates, elevators, garages from smartphoneGrant visitor access remotelyReceive delivery notifications and grant access

📊 Productivity

BLE Controller – Arduino ESP32

BLE Controller – Arduino ESP32

BLE Controller – Arduino ESP32

by CircuitMagic Inc.

This app enables wireless control of microcontrollers like Arduino and ESP32 via Bluetooth Low Energy. It features a customizable remote interface, a serial console for real-time data monitoring, and device management tools for makers and hobbyists.

Customizable button interfaceReal-time serial consoleDevice scanning and management

Aladdin Connect

Aladdin Connect

Aladdin Connect

by Overhead Door Corporation

Monitor and control your garage door remotely from your smartphone. Receive custom notifications, grant access to family and guests, and set up automated rules for enhanced security and convenience.

Remote door open/closeReal-time status checkCustomizable notifications

by Chris Wichman

Remotely control and monitor up to three garage doors from your iPhone or iPad. Receive notifications for door status and history, and utilize automated features like Auto Shut and Weather Guard for added convenience and security.

Remote open, close, and monitor garage doorsControl up to 3 residential or 1 commercial doorView garage door status (Open/Closed)

by The Toro Company

Unlock ATT - Network Guide

Unlock ATT - Network Guide

Unlock ATT - Network Guide

Network IMEI & Unlock Device

GMRS Repeater Directory

Discover two-way radio repeaters in your local area for General Mobile Radio Service (GMRS). Coordinate your own repeaters, look up callsigns, and connect with other nearby users. A GMRS license from the FCC is required to access repeater information.

Find GMRS repeatersCoordinate repeatersLookup callsigns

Handi-Talky Commander

Handi-Talky Commander

Handi-Talky Commander

All-in-one HAM radio app

This app serves as a central hub for amateur radio operators, enabling them to connect their transceivers to mobile devices. It facilitates radio programming, messaging, mapping, and packet-radio communications.

Radio channel managementAPRS messagingWinlink email

ELM327 WiFi Diagnostic

ELM327 WiFi Diagnostic

ELM327 WiFi Diagnostic

This utility app connects to your vehicle's onboard diagnostics system via an ELM327 WiFi adapter. It allows you to check your car's version and supported protocols, and includes example commands for troubleshooting.

ELM327 version supportAll protocol supportVersion and protocol checking

Gatewise Multifamily-Access

Gatewise Multifamily-Access

Gatewise Multifamily-Access

Open your gates and Doors

This app allows residents of apartment communities to easily open community car gates and entry doors using their iPhone. It functions as a modern, cloud-based access control system for apartment complexes, enabling seamless entry to gates and amenities.

Open community car gatesOpen entry doorsAccess amenities

📊 Productivity

Protection 360®

Protection 360®

Protection 360®

Tech support, tips & more

This app provides comprehensive device support, including live tech assistance, claim filing, and coverage details. It helps users maximize their connected devices with easy access to troubleshooting guides and extra benefits. Registration is required for full functionality.

Live tech support via call or chatFile accidental damage or mechanical breakdown claimsView coverage details and deductible information

精诚验机助手

This tool offers comprehensive hardware diagnostics for phones and iPads. It checks the functionality of various components including audio, cameras, sensors, and connectivity. Get detailed system information to ensure your device is working optimally.

Audio component testingCamera functionality checkSensor diagnostics

LSCM Handheld RFID Reader

LSCM Handheld RFID Reader

LSCM Handheld RFID Reader

by Hong Kong R&D Centre for Logistics and Supply Chain Management Enabling Technologies Ltd.

📊 Productivity

Live & recorded scanner audio

Access live and recorded public-safety, marine, and railroad radio transmissions from a global network. Browse by activity, decoded paging tones, or save your favorite channels for quick access. Listen in the background with lock screen controls.

Live and recorded audio playbackBrowse by decoded paging tonesBrowse by recent transmissions and activity heatmap

Unlock Device - IMEI & Network

Unlock Device - IMEI & Network

Unlock Device - IMEI & Network

Network Unlock Device & IMEI

by Pal Electronics Systems ltd.

Control your garage door, gate, or barrier remotely from your iPhone. Manage user access, track entry logs, and secure your property from anywhere. This smart access solution offers real-time control via Bluetooth, GSM/4G, or Wi-Fi.

Remote gate and garage door controlAdd/remove user accessAccess logs and history

📊 Productivity

FAQ about Handheld Transmitter

Are there free handheld transmitter apps for iPhone?

Yes — 20 of the top handheld transmitter apps we rank are free to download, including Handheld transmitter and GroSens Handheld.

Does Handheld transmitter have ads or in-app purchases?

Handheld transmitter has no ads and has no in-app purchases, according to its App Store listing as of October 2026.

How many handheld transmitter apps are on the App Store?

We track 250+ handheld transmitter apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.