sentence: books in english : nemi ( titan books , 2007 , isbn 978-1-84576-586-6 ) nemi ii ( titan books , 2008 , isbn 978-1-84576-614-6 ) nemi iii ( titan books , 2009 , isbn 1-84576-615-6 & isbn 978-1-84576-615-3 ) nemi iv ( titan books , 2010 , isbn 1-84576-589-3 & isbn 978-1-84576-589-7 ) mobile nemi is also available on apple mobile and android devices .