The best way to extend your iPhone to an external monitor, portable monitor, TV or projector, full screen with no black bars. Finally, the best Samsung DeX alternative built for iPhone.
The iPhone External Display Browser app fills it, corner to corner.

Black bars on a big external monitor or portable display are genuinely annoying. External Display Browser fills the whole screen edge to edge, YouTube, Twitch, Vimeo, everything.

Pair a Bluetooth mouse and keyboard and it just works, cursor, scrolling, shortcuts. The best Samsung DeX alternative there is for iPhone.

Pop a floating browser window over whatever you’re doing on your external display or portable monitor. Move it, resize it, keep many things on screen at once.

Camera and mic both work in the browser on your external display. Join any web meeting without installing anything extra.

Tap a download link and the file actually downloads. PDFs and other files open as browser tabs on your external display, no switching to another app.
Connect your iPhone to an external monitor, portable monitor, TV or projector and get full-screen, native-resolution browsing in seconds. No black bars, no compromise.
Plug your iPhone into an external monitor, portable monitor, TV or projector using a USB-C to HDMI or USB-C to USB-C adapter. External Display Browser detects the connection automatically and fills every pixel of the screen.
Pair a Bluetooth mouse and keyboard for a full browser experience on your external display, the best Samsung DeX alternative there is for iPhone. Works great with on-screen controls too.
Watch YouTube full screen on your portable or external display, join meetings with camera & mic, download files, read PDFs as tabs, and control everything with mouse and keyboard. No black bars anywhere.
Built specifically for iPhone external display use, fills your monitor corner to corner with no black bars
Float a browser window in any corner while browsing or watching. Drag it, resize it, keep two things visible at once.
Watch YouTube, Netflix, Twitch or any online video in complete full screen on your external monitor. No sidebars, no black bars, just pure full-screen video that fills the whole display.
Camera and mic work in any browser-based meeting. Join Zoom, Meet, or Teams straight from the browser, no extra app needed.
Download any file directly from the browser on your external display. Open PDFs, Word docs, images and other file types as full browser tabs, no need to jump to another app.
Pair a Bluetooth mouse and keyboard to your iPhone and get the full desktop browsing experience on your external monitor. Cursor, scroll, shortcuts, all fully supported.
Connects via USB-C or HDMI to any external monitor, portable monitor, TV or projector. External Display Browser automatically adapts to the screen’s native resolution for crisp, corner-to-corner display, whether it’s a permanent desk setup or a portable display on the go.
External Display Browser is the only iPhone browser that turns your external monitor into a full, desktop-class browsing experience, no black bars on the iPhone external display ever.
Black bars on a big external monitor or portable display are genuinely annoying. External Display Browser fills the whole screen edge to edge, YouTube, Twitch, Vimeo, everything.
Tap a download link and the file actually downloads. PDFs and other files open as browser tabs on your external display, no switching to another app.
Pair a Bluetooth mouse and keyboard and it just works, cursor, scrolling, shortcuts. The best Samsung DeX alternative there is for iPhone.
From the blog
Everything you need to know about using your iPhone with an external display.
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Read morePortable monitors work great with iPhone. Here is how to get full screen with zero bars.
Read moreAirPlay, HDMI adapters, or a dedicated app. Only one of these actually fills the screen.
Read moreSamsung DeX has been around for years. iPhone finally has something that competes.
Read moreBlack bars are a software problem, not a hardware one. Here is how to fix them.
Read moreAnyone who connects their iPhone to a monitor, TV or projector and wants a real, full-screen browser experience without black bars.
Research and study sessions on a big monitor via iPhone external display, full browser, downloadable PDFs
Turn any monitor into a productive workstation via iPhone external display, full browser at full resolution
Display web resources, PDFs and interactive content on a classroom projector via iPhone
One iPhone + one cable + one monitor = full desktop browser experience, no black bars
Stream any online video full screen on a TV via iPhone, no black bars, full resolution
Use your iPhone as a full laptop replacement, external monitor, keyboard, mouse, full browser, no black bars
Browse and display content on a projector or TV from your iPhone, corner to corner, no bars, no compromise
Watch any video platform full screen on your TV via iPhone, no black bars, true full-screen external display
Attend calls, join meetings and browse full screen on an external monitor all from your iPhone
Mouse, keyboard, full-screen browser, downloads, PDFs, desktop-class iPhone extended display browsing
Reference websites, watch tutorials and open PDFs as tabs on your external monitor while creating
Use hotel TVs or any HDMI display as a full-screen iPhone browser, perfect for watching or working
Research and study sessions on a big monitor via iPhone external display, full browser, downloadable PDFs
Browse and display content on a projector or TV from your iPhone, corner to corner, no bars, no compromise
Reference websites, watch tutorials and open PDFs as tabs on your external monitor while creating
Stream any online video full screen on a TV via iPhone, no black bars, full resolution
Display web resources, PDFs and interactive content on a classroom projector via iPhone
Use hotel TVs or any HDMI display as a full-screen iPhone browser, perfect for watching or working
Attend calls, join meetings and browse full screen on an external monitor all from your iPhone
Turn any monitor into a productive workstation via iPhone external display, full browser at full resolution
One iPhone + one cable + one monitor = full desktop browser experience, no black bars
Mouse, keyboard, full-screen browser, downloads, PDFs, desktop-class iPhone extended display browsing
Use your iPhone as a full laptop replacement, external monitor, keyboard, mouse, full browser, no black bars
Watch any video platform full screen on your TV via iPhone, no black bars, true full-screen external display
Research and study sessions on a big monitor via iPhone external display, full browser, downloadable PDFs
Watch any video platform full screen on your TV via iPhone, no black bars, true full-screen external display
Stream any online video full screen on a TV via iPhone, no black bars, full resolution
One iPhone + one cable + one monitor = full desktop browser experience, no black bars
Attend calls, join meetings and browse full screen on an external monitor all from your iPhone
Use hotel TVs or any HDMI display as a full-screen iPhone browser, perfect for watching or working
Mouse, keyboard, full-screen browser, downloads, PDFs, desktop-class iPhone extended display browsing
Reference websites, watch tutorials and open PDFs as tabs on your external monitor while creating
Use your iPhone as a full laptop replacement, external monitor, keyboard, mouse, full browser, no black bars
Browse and display content on a projector or TV from your iPhone, corner to corner, no bars, no compromise
Turn any monitor into a productive workstation via iPhone external display, full browser at full resolution
Display web resources, PDFs and interactive content on a classroom projector via iPhone
Research and study sessions on a big monitor via iPhone external display, full browser, downloadable PDFs
Watch any video platform full screen on your TV via iPhone, no black bars, true full-screen external display
Stream any online video full screen on a TV via iPhone, no black bars, full resolution
One iPhone + one cable + one monitor = full desktop browser experience, no black bars
Attend calls, join meetings and browse full screen on an external monitor all from your iPhone
Use hotel TVs or any HDMI display as a full-screen iPhone browser, perfect for watching or working
Mouse, keyboard, full-screen browser, downloads, PDFs, desktop-class iPhone extended display browsing
Reference websites, watch tutorials and open PDFs as tabs on your external monitor while creating
Use your iPhone as a full laptop replacement, external monitor, keyboard, mouse, full browser, no black bars
Browse and display content on a projector or TV from your iPhone, corner to corner, no bars, no compromise
Turn any monitor into a productive workstation via iPhone external display, full browser at full resolution
Display web resources, PDFs and interactive content on a classroom projector via iPhone
From office workers to travelers, content watchers to remote workers, External Display Browser delivers the full-screen iPhone monitor browsing experience that no other app provides.
Everything about iPhone external display browsing with no black bars
The best Samsung DeX alternative for iPhone, the only app built to eliminate black bars on any external or portable display, that actually works!
When you connect an iPhone to an external monitor or portable display, standard apps fill the unused space with black bars because they are designed for iPhone’s portrait screen. External Display Browser renders the browser UI to fill the full landscape resolution of the connected display, no black bars on top, bottom or sides. Every pixel of your external monitor, portable display, TV or projector is used.
External Display Browser is packed with everything needed for a full-screen browser experience on your iPhone external display, the best Samsung DeX alternative for iPhone users:
Download External Display Browser and get corner-to-corner full-screen browsing on your external monitor, portable display, TV or projector. The best Samsung DeX alternative for iPhone. No black bars. No compromises.
Available on the App Store • Full Screen, No Black Bars • Works with Any External or Portable Monitor
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