You can change the fonts in your infographic by going to the Design tab and finding the Fonts feature right below the illustration panel.
Changing the heading and text fonts will change the font for all headings and all text respectively.
Here is the list of fonts we offer now.
Title fonts
Arimo
Bebas New
Bungee Inline
Bungee Shade
Cousine
Limelight
Merriweather
Roboto Condensed
Roboto Slab
Tinos
Syncopate
Heading fonts
Arimo
Droid Sans
Droid Serif
Open Sans
Oswald
Roboto
Roboto Condensed
Roboto Slab
Main text fonts
Arimo
Droid Sans
Droid Serif
Open Sans
Roboto
Roboto Condensed
Roboto Slab
Roboto Mono