Free on iOS & Android

Bluetooth LED display control

CoolLED1248 is a free app that turns your phone into a remote for Bluetooth LED displays. Create scrolling text, emojis, pixel art, animations and ready-made templates on your phone, then send them to an LED display over Bluetooth.

  • 100K+ downloads
  • iOS & Android
  • 26 languages
  • Free to download
CoolLED1248 app shown on two phones

Features

Create your display content

Text, templates, pixel art, animations and multi-program control—all from your phone.

Text and emojis

Enter text, adjust its color, speed, effects and playback mode, add emojis, then send it to the LED display in one tap.

Built-in graphics

Start with hundreds of built-in designs for entertainment, promotions, holidays and driving, then tailor them to your display.

Pixel drawing

Draw directly on a pixel grid to create logos, icons and your own artwork.

Animations

Create animations frame by frame or import existing ones. Bring them to life with custom effects and colors.

Programs and regions

Combine multiple programs and divide the screen into regions so text, graphics and effects play together.

Bluetooth control

Update the display in real time over Bluetooth—no cable or internet connection required.

Where it works

One app, many display options

Choose display content to suit the setting and your device.

Shop windows

Switch between ‘Open,’ ‘Sale’ and seasonal promotions whenever you like.

Storefronts

Keep signage, opening notices and announcements current.

Ride-hailing and vehicles

Switch among ride-hailing and in-car display designs.

Events

Add animated visuals to performances and celebrations.

Wearables

Personalize supported LED hats and other wearable displays.

Creative projects

Try custom art, images and animations on your display.

Getting started

Four steps, ready to go

Install

Download CoolLED1248 from the App Store or Google Play.

Connect

Turn on the LED display, open the app and tap to connect and control it.

Create

Enter text, choose a template, draw pixel art or make your own animation.

Send

Tap Send to light up the entire display instantly.

Compatibility

For all CoolLED product series

The CoolLED1248 app can control a range of LED displays. Available features vary by model and app version.

Check your product manual for device-specific setup and features.

Help

Need a hand?

Find setup instructions and answers to common connection questions.

Get the CoolLED1248 app

Download the free app for iOS or Android.