Connectify is a software, that transform your laptop into a Wi-Fi- Hotespot and enables to share your internet for other laptops, smartphones, PDAs, Ipods, tablet-pcs, Ipads, gameboids and every wifi enabled devices through wifi. The best thing is, it require No router or external hardware for this purpose. Connectify works on Windows 7 only.
Follow the Steps Below:
1. Download connectify lite here and install it on your windows 7 system.
2. Run connectify, fill Hotspot Name, password, Internet connection and then click on Start Hotspot. Now Wi-Fi hotspot is ready, you can connect other devices with it.
3. Now from other devices search for wi-Fi, it will show your newly created Wi-Fi's name, you can connect to it as usual you connect to any other Wi-Fi network.
4. You can also check the name and list of devices connected and disconnected recetly to your Wi-Fi hotspot from the client tab in connectify.
There are many other similar software available. You can also use mhotspot .