Control every TV in your home from one app

Every Universal TV in the house appears in one app, and switching rooms is one tap. The detail that matters: each platform speaks its own protocol on its own port — Tizen on 8002, webOS on 3001, Roku ECP on 8060, Google TV on 6466 — which is exactly why one app has to handle six of them.

Samsung living room. LG bedroom. Roku kitchen. Switch between any brand, any room, in one tap—free.

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Universal TV Remote App — control your Universal TV from your iPhone

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Six platforms, six different conversations

Which Universal TV you have — and how it takes commands

"Universal" is doing real work here. A smart TV does not speak one language — each platform has its own protocol, its own port and its own idea of whether a phone needs permission before it is trusted. This is the whole matrix in one place.

Universal TV model lines, the operating system each one runs, how it is reached over the network, whether pairing is required, and where the on-set button is.
Model line / series TV operating system How it is controlled over the network Pairing On-set button
Samsung Tizen WebSocket over HTTPS on port 8002, found by SSDP Accept the prompt on the TV screen Jog controller, rear panel bottom-right
LG webOS WebSocket over HTTPS on port 3001 PIN shown on screen Joystick nub, bottom-centre under the logo
Sony, Panasonic (EU), Sharp, TCL Q-Class Android TV / Google TV Android TV remote protocol over TLS, ports 6466/6467 6-digit PIN on screen Varies by brand and model year
Roku, TCL numbered series, Philips (US), JVC, RCA, Sanyo, some Hisense Roku OS Roku ECP — HTTP on port 8060, found by SSDP None on most units Single button, underside or rear
Fire TV Stick, Toshiba (US), Insignia, Panasonic (US) Amazon Fire TV Local HTTP, found by mDNS (_amzn-wplay._tcp) 4-digit PIN on screen Varies — a stick has none at all
Vizio SmartCast HTTPS on ports 7345 and 9000, found by SSDP/DIAL 4-digit PIN on screen Discrete buttons, rear corner

Two things are true of every row: the traffic stays on your local network, and none of it is infrared. A TV that has no network stack at all cannot be reached from a phone by any of these routes.

Reaching the menu with no remote

No two brands put the button in the same place

Samsung uses a jog stick on the rear bottom-right, LG a nub under the centre of the panel, Vizio a stack of plain buttons in a rear corner, Roku TVs a single button that opens the Input List when the set is already on. Sony does not standardise it at all. A streaming stick has no button whatsoever.

Only Samsung’s jog controller and LG’s nub reliably navigate an on-screen menu. On the rest, the network menu wants a remote or a paired phone — and Ethernet into the LAN port is the way through first-time setup when you have neither.

Known Universal TV failure mode

One TV in the house shows up and another does not

When some sets appear and others do not, the cause is rarely the app. Discovery relies on multicast — SSDP or mDNS depending on the platform — and routers routinely drop it: AP or client isolation, a guest SSID, a mesh that puts devices in separate segments, or IGMP snooping configured badly.

What helps: Put every device on the same SSID rather than a guest network, and turn off AP or client isolation. Where the platform allows it, entering the TV’s IP address by hand bypasses discovery entirely.

All Your Universal TVs in One App

Add every Universal TV in your home and switch between rooms in one tap. Multi-TV control at zero cost.

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Auto-Discovery. Zero Config.

Control multiple Samsung, LG, Sony, Roku, Vizio, and other brands units from one iPhone app. All Multi-Platform TVs on your Wi-Fi network are discovered simultaneously via SSDP / mDNS — switch between rooms with a single tap. Each TV connects via WebSocket HTTPS / HTTP REST / Protobuf TLS. No subscription, no separate apps per room — one free Universal remote app covers every TV in your home.

How it works

Control Every Universal TV in Your Home

  1. Step 1

    Download the App

    Install the Universal TV Remote app for free. One app for Samsung, LG, Sony, Roku, Vizio, and 50+ other brands.

  2. Step 2

    Connect to Home Wi-Fi

    Make sure your phone is on the same Wi-Fi network all your TVs are connected to.

  3. Step 3

    Add Every TV in Your Home

    The app auto-discovers all smart TVs on your network regardless of brand. Name each by room.

  4. Step 4

    Switch Any TV in One Tap

    Tap Living Room, Bedroom, or Kitchen to instantly control that TV. No re-pairing, no extra fees, ever.

FAQ

Frequently Asked Questions

Specific answers for Universal TV users — including which Universal lines run which system.

Can I control multiple Universal TVs from one iPhone app?

Yes. Our free Universal remote app discovers all Samsung, LG, Sony, Roku, Vizio, and other brands units on your Wi-Fi network simultaneously using SSDP / mDNS. Every TV appears in the device list — tap to switch between rooms instantly. Each connection uses WebSocket HTTPS / HTTP REST / Protobuf TLS. Requires Varies by TV brand per TV on the first connection. No separate apps per TV, no subscription, and no limit on the number of TVs you can add.

How do I switch between multiple Universal TVs in the remote app?

All Samsung, LG, Sony, Roku, Vizio, and other brands units on the same Wi-Fi network are discovered automatically via SSDP / mDNS and appear in the app's device selector. Tap any to switch control instantly — the app maintains connections to all Multi-Platform TVs simultaneously so switching is immediate with no re-pairing delay. The app prompts you to complete Varies by TV brand per TV on the very first connection only. Each subsequent connection is instant.

Is there a free Universal TV remote app that works across all TVs in my home?

Our free Universal remote app supports multi-room control with no additional cost. All Samsung, LG, Sony, Roku, Vizio, and other brands units on your home network are discovered simultaneously via SSDP / mDNS. You select individual TVs from the device list — no simultaneous broadcast mode, but switching between TVs is instant. Each TV connects via WebSocket HTTPS / HTTP REST / Protobuf TLS. Requires Varies by TV brand per TV on first launch. No subscription, no account, no limit on TV count.

Does Universal have its own remote app for this TV?

One per platform — SmartThings, ThinQ, the Roku app, the Fire TV app. Every platform ships its own: SmartThings for Samsung, ThinQ for LG, the Roku app, Amazon’s Fire TV app, the Google TV app, SmartCast for Vizio. Each covers exactly one of the rows above, which is the practical case for a single app that covers several.

Where is the button on the Universal TV itself, and can it reach the settings menu?

Samsung uses a jog stick on the rear bottom-right, LG a nub under the centre of the panel, Vizio a stack of plain buttons in a rear corner, Roku TVs a single button that opens the Input List when the set is already on. Sony does not standardise it at all. A streaming stick has no button whatsoever. Only Samsung’s jog controller and LG’s nub reliably navigate an on-screen menu. On the rest, the network menu wants a remote or a paired phone — and Ethernet into the LAN port is the way through first-time setup when you have neither.

Why would a remote app fail to find my Universal TV?

When some sets appear and others do not, the cause is rarely the app. Discovery relies on multicast — SSDP or mDNS depending on the platform — and routers routinely drop it: AP or client isolation, a guest SSID, a mesh that puts devices in separate segments, or IGMP snooping configured badly. Put every device on the same SSID rather than a guest network, and turn off AP or client isolation. Where the platform allows it, entering the TV’s IP address by hand bypasses discovery entirely.

Related guides

More multi-TV control guides

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