Is there any app to project video on a wall?

While there is no app that can directly turn your phone into a full projector capable of projecting videos onto a wall (as a real projector requires hardware components like a lens and light source), you can use apps to help project video onto a wall using a real projector or through a DIY setup.

Here are some options and methods to help you project videos onto a wall using your phone and projector:

1. Apps for Casting and Screen Mirroring to Projectors

You can use apps to stream or mirror videos from your phone to a real projector. These apps work with projectors that support wireless connectivity or wired connections.

Screen Mirroring Apps:

• AirPlay (iPhone): If you have a compatible smart projector, you can use AirPlay to wirelessly mirror videos from your iPhone to the projector, which will then project them onto a wall.
• Google Home (Android/iPhone): If you have a Chromecast-enabled projector, you can use the Google Home app to cast videos from your phone to the projector.
• LetsView: This app works on both Android and iOS devices to mirror your phone’s screen to a projector or TV.
• Miracast (Android): Android devices can use Miracast to wirelessly project videos to compatible projectors.

2. Using DIY Projector Setup

If you don’t have a projector, you can use your phone's screen in a DIY setup that uses magnifying lenses to project images onto a wall. While these setups are basic and low-tech, they can work for small-scale projects.

Apps like DIY Projector provide instructions on how to make a phone-based projector using simple materials like a magnifying glass and a cardboard box.

• The app doesn’t turn your phone into a projector but shows you how to set up a makeshift one where the phone's screen is magnified and projected onto a wall.
• Note: The quality of the video projection will be low, with limited brightness and resolution.

3. Using Projector-Control Apps

Some mobile projectors have dedicated apps that let you control the device, play media, and adjust settings:

• Epson iProjection: For Epson projectors, you can use this app to control and display videos from your phone to the projector.
• BenQ Smart Control: If you have a BenQ projector, this app helps you stream videos from your mobile device to the projector.
• Anker Nebula Connect: This app is used for connecting with Anker’s Nebula projectors and can help you stream videos directly from your phone.

4. Third-Party Video Projector Apps (for Certain Projectors)

Some apps are designed specifically for streaming videos or displaying content onto a wall through projectors that support certain formats or wireless protocols:

• Plex: Use the Plex app to stream your media library to a projector.
• VLC Media Player: VLC can be used for local video playback and can cast videos directly to a projector via wired or wireless methods (e.g., using Chromecast).

5. Creating a Simple Video Projector with Your Phone

If you're looking for a super low-tech solution, you can use a smartphone app to project videos in a DIY setup:

• Use Your Phone’s Flashlight: There are apps that turn your phone’s flashlight into a light source for a DIY projector. For example, some apps provide settings to adjust your phone’s light to work with your makeshift projection setup.

However, this method has its limitations, including:

• Very low brightness: Your phone’s flashlight won't provide enough light to project clear images in a normal setting.
• Limited projection size: You can only project small, blurry images with a DIY phone projector setup.

Conclusion:

Although there is no app that can directly turn your phone into a full-fledged projector, you can use apps to mirror, stream, or control videos from your phone to a real projector. Additionally, DIY projector apps can help guide you in creating a simple setup, though the quality will be much lower compared to an actual projector.

If you're looking for a more reliable and higher-quality way to project videos, investing in a portable projector might be your best option. If you’d like recommendations on mini projectors or how to enhance your home theater setup, let me know!