Kate Russell's weekly review of websites and apps.

My Note Games is an app designed for Apple's iOS platform and is designed to help anyone learning a musical instrument.

Repinly assists Pinterest users in finding interesting people to follow.

If you want to become a more stylish pinner, VitaminCr is offering a design hack where images can be spliced and uploaded.

Grndctrl.com provides a way to keep track of your finances using graphs.

Microsoft's social search platform So.cl (Social) has opened its doors to the public. It integrates with Facebook and allows users to build networks and visual collages.

And Nasa's Earthday 2012 video competition is about to close. Entries are based on a theme of Earth - the home frontier.

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