Apps with 'Virtual Wi-Fi Hotspot' feature

It can turn your Windows 7 PC (when equipped with a WiFi card) into a WiFi router. Windows 7 has an option to create AdHoc networks but devices like phones and tablets will not be able to connect to this network.

create_ap - This script creates a NATed or Bridged WiFi Access Point. The create_ap script combines hostapd, dnsmasq and iptables to create a Bridged/NATed Access Point

Omnify Hotspot is the best virtual router software to turn your PC into a Wi-Fi hotspot and repeater.

Win Hotspot is portable WiFi hotspot application has inbuilt WiFi Scanner to list Channel ,Signal % etc.

Virtual Wifi Hotspot is a free software router for Windows based system running Windows 7, Windows 8, Windows Server 2008 R2 and Windows Server 2012.

Wifi hotspot will turn your wifi enabled Windows 7 laptop or PC into a virtual router that will let other wireless devices such as, laptops, smartphones, PDAs, tablet-pcs, Ipads, PS3 etc connect to your PC and use its internet connection.