CastDuo

2.7.2

Updated
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5/5 Votes: 100
Updated
June 19, 2025
Size
30 MB
Version
2.7.2
Requirements
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Google Play

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Description

CastDuo is an application that supports screen mirroring and streaming content from mobile phones to larger display devices such as Smart TVs or computers. Developed by Eco Mobile, the application aims to simplify the process of wirelessly connecting mobile devices to external displays, serving multiple purposes such as watching videos, displaying photos, sharing documents or working.

Introduce about CastDuo

Screen Mirroring feature

This feature works via a local Wi-Fi connection, allowing you to mirror everything on your mobile device to the big screen. The application allows quick connection to popular Smart TVs such as Samsung, LG, Sony, TCL and even Chromecast devices. When you first open the application, you will be guided to scan the Wi-Fi network to identify devices that can connect on the same local network. After selecting the device, just press the Start Mirroring button and the content on the phone screen will be projected on the TV.

Notably, CastDuo supports high resolution when mirroring the screen, suitable for watching movies, playing games or presenting presentations. The phone’s interface will be zoomed to match the TV’s aspect ratio, optimizing your viewing experience.

Streaming multimedia content

In addition to direct mirroring, you can select individual photos, videos, or audio files to play on the external display without displaying the entire phone interface. This feature is especially useful when you want to watch a specific video or play music without being interrupted by phone notifications.

The application’s file management interface will help you quickly access the photo and video library available in the device’s memory. When you select a video file, CastDuo will display a list of devices that support playing this content. After selecting the device, the content will be transmitted via the DLNA protocol, ensuring stable speed and quality. In particular, the music playback feature allows you to adjust the volume directly from the application, synchronized with the TV’s volume.

CastDuo casts video from web browser

CastDuo has an integrated web browser that lets you access video sharing sites like YouTube, Vimeo, or Netflix. Once you’re in the app’s browser interface, simply navigate to the video you want and tap the Cast to TV button to stream the content to your big screen.

This browser supports JavaScript and can handle dynamic web pages, ensuring high compatibility with many video sources. You can add pages to your favorites or enter the URL directly. In the Settings section, there is an option to switch between auto-playing videos or playing them manually, depending on your needs.

Supports wireless and cross-platform connectivity

CastDuo works based on Wi-Fi connection and requires both the transmitting device (phone) and the receiving device (TV or computer) to be on the same local network. In addition to Smart TV devices, CastDuo also supports connection with devices using Chromecast technology or HDMI dongles such as AnyCast, MiraScreen. In the integrated guide, you will be provided with step-by-step illustrations to make the connection process simpler.

For office workers or teachers, CastDuo supports you with the ability to project lecture content, Excel spreadsheets or PowerPoint presentations if they have been saved as videos or still images.

Device management interface

CastDuo’s interface is minimalistic with three main sections including Screen Mirroring, Content Casting and Web Browser. On the bottom navigation bar, you can quickly access Settings, List of connected devices and User Guide.

The device management section allows you to remember the TVs or screens that have been connected, making it quick to reuse. In addition, you can also rename the device or categorize it by room (Living room, Bedroom) for easy management in case there are many devices on the same network.

Integrated remote control

The last thing I want to mention is a secondary but quite convenient feature, the remote control built into the app. Once connected to the TV, you can use your phone as a remote to adjust the volume, pause/play videos or skip tracks. The remote interface is displayed right in the app, with basic navigation buttons similar to the physical remote.

This feature is especially useful when the TV remote is lost or out of battery, you can still control the player from your phone without moving. In the Settings section, you can customize the layout of the remote to suit your personal needs.

MOD APK version of CastDuo

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Download CastDuo MOD APK for Android

If you’re looking for a quick solution for sharing content on the big screen without having to go through complicated setups or struggling with complicated connections, CastDuo is worth a try.

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