By default, FatWatch allows you to enter your weight in 0.5 increments. If you would rather use 0.1 or 1.0 increments, you can change this using the Settings app.
FatWatch supports the following scale increments:
If you have comments, questions, problems, or feature requests, send email to help@fatwatchapp.com.
You can also ask questions on the blog, The FatWatch Weight Log.