Conclusion:

WP FlatThirteen has a global rank of 2148 and an overall pagespeed score of 81.
WP FlatThirteen uses 30 resources in total, which is 570 kB of data.

This theme is faster than 16.94% of other themes we have tested.

Description by publisher:

WP FlatThirteen is a flat and minimal design TwentyThirteen child theme powered by TwitterBootstrap 3.0. It has unique designed for SEO optimization with faster page loading. The child theme helps Bloggers to make unique and elegant look blogs. The theme can be used for any kind of blog or news websites. The child theme only works with TwentyThirteen parent theme. Due to bootstrap power, admin can add a lot of creative works to its content. This is fully responsive theme, works perfectly with any mobile devices or tablet. There is a lot of new things in this version like Social media profile, Feature post category, Custom Fab icon etc. http://crayonux.com/demo/flatthirteen/ for Support use Crayonux support forum http://crayonux.com/questions/