PilotHandwriting is described as 'Pilothandwriting.com is an online application that turns your handwriting into a digital Font, allowing you to write by hand on the computer and send handwritten e-mails'. There are four alternatives to PilotHandwriting, not only websites but also apps for Windows. The best alternative is YourFonts.com, which is free. Other great sites and apps similar to PilotHandwriting are Cheap Font Generator (Paid), Scanahand (Paid) and Fontifier (Freemium).
YourFonts is an online font generator that turns your handwriting into a font that you can use in every program that you own. 250,000+ fonts already made! It allows you to create your own OpenType fonts within a couple of minutes.
Fontifier lets you use your own handwriting for the text you write on your computer. It turns a scanned sample of your handwriting into a handwriting font that you can use in your word processor or graphics program, just like regular fonts.