283 users of UpdateStar had spacedesk Windows DRIVER installed last month.

Your iOS device is transformed into an additional display monitor for Windows PCs and tablets.
Windows Desktop screen is shown on iOS device display.
- Windows Desktop Extension (x10-sion)
- Windows Desktop Duplication (mirroring/cloning)
User manual, documentation and detailed setup:
https://www.spacedesk.net
Quick Guide:
1. Install spacedesk DRIVER software for Windows Primary PC (server).
Download: https://www.spacedesk.net
2. Install this app - spacedesk (remote display) app for Secondary Machine (client).
3. Open spacedesk (remote display) app and connect to your Windows Primary PC (server).
Network connection: Server and client must be on the same LAN and/or WAN.
Alternative connections:
- via Mobile Hotspot
- via USB Tethering
Note: Does NOT need internet connection!
The Primary Machine (Windows network display server)...
...runs Windows 10 or Windows 8.1. Macs are not supported.
Dual monitor and multi monitor configurations are supported.
Needs spacedesk Windows drivers installed. Download: https://www.spacedesk.net
The Secondary Machine or Device (iOS network display client)...
...is an iPad, iPhone or device running the spacedesk iOS app.
iOS device used as an alternative to a Miracast display (Miracast sink), AirPlay and WiDi display monitor.
Video streaming performance is lower and network load is higher compared to Miracast and WiDi screen.
The network...
...connects the Windows Primary Machine to the Secondary Machine or Device.
Virtual display extension screen over LAN (Local Area Network) and/or WLAN (Wireless Local Area Network).
Network must support TCP/IP protocol.
Wireless displays (e.g. WiFi) and remote monitors for Windows PCs on wired networks (e.g. Ethernet).
Need more help? Please visit:
https://www.spacedesk.net
facebook: https://www.facebook.com/pages/spacedesk/330909083726073
Youtube: https://www.youtube.com/watch?v=YkWZSwBD-XY
Similar wireless display technology alternatives:
AirPlay
Miracast
WiDi
— INCREDIBLY SIMPLE —
To get started, the iOS device will automatically detect the free Windows desktop app. Click to connect and transform the iOS device into a touchscreen display.
— LIGHTNING FAST —
To achieve unparalleled performance and display quality with zero lag, try to circumvent WiFi and network Routers. Use USB tethering, WiFi Direct or direct Network cable Connection.
See: https://spacedesk.net/user-manual#performance-tunning
— TOUCHSCREEN —
Touchpad (relative touch).
Touchscreen (absolute touch)
With mouse pointer control, touchscreen can be used to “click” on screen interfaces.
Gestures, two-finger scrolling, pan and zoom are not yet supported.
— DESKTOP POSITION / ROTATION —
Single display or multi monitor in a video wall
Ability to choose the position of the extended display relative to the computer
Auto rotation optional (can be turned off)
Auto orientation when iOS is turned (works in both landscape and portrait modes)
— HANDY USE CASES —
Use your iOS screen to show favorite gadgets, like Facebook, Youtube, Twitter, etc.
Use your iOS screen as a rendering screen for Photoshop, AutoCAD, etc.
Use your iOS screen for side-by-side display of your Word, Excel and PowerPoint
Use your iOS screen to read documents in portrait mode
Use your iOS screen to read your favorite publications like TechCrunch, TIME, The
Guardian, Forbes, The Verge, Lifehacker, Business Insider or Wall Street Journal
...and many more fancy usage possibilities to explore...
— DO MORE —
Productivity in a portable way during travel. Multitasking with a duplication screen or multiple screens can make twice as productive.
— SYSTEM SUPPORT —
Supported are iOS versions 9.3+ and PCs with Windows 8.1 and Windows 10. Macs are not supported.