Freida McFadden books in order
30 books in the catalogue, about 180 hours of reading in all; the shortest takes 1 hour and the longest 10 hours.
1 series and 25 standalone books in the catalogue.
Housemaid series
4 books
Standalone books
The Devil Wears Scrubs 5.2 h 
Suicide Med 9.6 h Brain Damage 7.2 h The Devil You Know 6.5 h 
One By One 4.4 h 
The Ex 6.5 h The Perfect Son 6.4 h The Surrogate Mother 5.3 h 
The Wife Upstairs 6.5 h Do Not Disturb 5.3 h 
The Locked Door 5.7 h Want to Know a Secret? 7.3 h Do You Remember? 6.1 h 
Never Lie 6.0 h The Inmate 6.3 h La Asistenta 6.3 h The Coworker 6.7 h 
The Boyfriend 7.0 h 
The Teacher 6.8 h Death Row 1.4 h The Crash 7.0 h 
The Intruder 5.6 h The Tenant 5.9 h 
Ward D 5.9 h Dear Debbie 5.9 h
Suicide Med 9.6 h Brain Damage 7.2 h The Devil You Know 6.5 h One By One 4.4 h The Ex 6.5 h The Perfect Son 6.4 h The Surrogate Mother 5.3 h The Wife Upstairs 6.5 h Do Not Disturb 5.3 h The Locked Door 5.7 h Want to Know a Secret? 7.3 h Do You Remember? 6.1 h Never Lie 6.0 h The Inmate 6.3 h La Asistenta 6.3 h The Coworker 6.7 h The Boyfriend 7.0 h The Teacher 6.8 h Death Row 1.4 h The Crash 7.0 h The Intruder 5.6 h The Tenant 5.9 h Ward D 5.9 h Dear Debbie 5.9 h Collected editions
Volumes that gather several of the books above.