Askeroid is a free desktop search widget, available in both the Google Play Store. It's an excellent tool for searching the web on your mobile devices.

Askeroid has been created as a tool for people who use Google devices, and its fully compatible. 

Askeroid is an application for Google users, with a special focus on usability. This app is very simple and easy to use with a decent graphical user interface. And it also offers more than 300 web search engines in our online catalog,

If you're not using it yet, you should definitely download it. You can use it for free, with no ads or hidden costs.