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How to control your computer from your phone — free, nothing to install

3 October 2026
phoneremote accessguide

Left a file on your home computer, or need to click something on your work PC? With RudyDesk you do it from your phone in a minute.

What to install on the computer

Install the RudyDesk app from rudydesk.com/download on the computer you want to control — without it the browser won’t let you move the mouse. Set a permanent password in the app: then you can connect even when nobody is there.

What you need on the phone

Nothing to install: open rudydesk.com/app in Safari or Chrome. To keep it handy, add it to the Home screen — it opens like a regular app.

How to connect

  1. Enter the computer’s 9-digit ID or pick it in “My devices”.
  2. Enter the permanent password. It never goes to the server or the network: sign-in is confirmed with a one-time challenge.
  3. A couple of seconds later you see the computer’s screen.

How to control it

  • Your finger works like a trackpad: slide to move the cursor, tap to click.
  • A long press holds the button down — that’s how you drag windows and files.
  • The keyboard button opens the phone keyboard; letters appear on the computer right away. You can also dictate text by voice.
  • Special keys (Ctrl, Alt, Win, F1–F12) are on a separate panel.
  • The pointer lets you draw over the screen — handy when you’re helping someone.

If the computer is asleep

A sleeping computer doesn’t answer. RudyDesk can wake it: through another device on the same network, on a schedule (“mailbox”), or with an ESP32 board that costs a couple of dollars. Details are in the article about waking.

A limit

From an iPhone or iPad you can view and control other devices, but you cannot share the phone’s own screen — Apple doesn’t allow it.