Novels:
* "Der letzte Satz" (The Last Sentence) - 2012
* "Die Rosen" (The Roses) - 2015
* "Väter" (Fathers) - 2019 - This novel was shortlisted for the German Book Prize.
* "Acht Tage" (Eight Days) - 2023
Short story collections:
* "Ich war schon immer hier" (I've Always Been Here) - 2002
* "Die Frau, die die Bücher schreibt" (The Woman Who Writes Books) - 2006
Plays:
* "Die Frau, die die Bücher schreibt" (The Woman Who Writes Books) - 2008
Other notable works:
* "Ein Leben mit Büchern" (A Life with Books) - 2017 - An essay collection.
* "Das Herz der Tiere" (The Heart of Animals) - 2019 - A collection of poems.
Monika Helfer's works explore themes of family, memory, loss, and the complexities of human relationships. They are often characterized by their lyrical language, insightful observations, and a deep understanding of the human condition.