[5] Following a family dispute, Janet Slate moves out of the home she shares with her older sister, Lara and their single mother, Maddie.

Janet is shaken by the strange events that are happening preferring to stay late at the office rather than return to apartment 1303.

By the time they got to the apartment to confront Jennifer, she had already committed suicide by jumping out the window and the police found the decomposed body of Mary.

As the sun rises, Jennifer is last seen sitting on the same spot where she committed suicide: an unseen warning of what happens when anyone moves into apartment 1303.

The Swedish director Daniel Fridell had originally been set to direct the project but was later replaced by Michael Taverna.

[1] Justin Chang of Variety called the film an "inept and derivative tale" that is not unintentionally funny enough to be "so bad it's good".

[8] Frank Scheck of The Hollywood Reporter wrote, "This non-starter horror film, inexplicably released in 3D, won't haunt theaters for very long.

"[9] Shawn Macomber of Fangoria rated it 1/4 stars and wrote, "The movie exhibits the germ of something that could potentially be a lot of fun on Saturday night basic cable.

"[10] Gareth Jones of Dread Central rated it 0.5/5 stars and wrote, "Bereft of interesting characters, dialogue, acting ability, scares, visual aplomb or much of anything else, Apartment 1303 is occasionally good for a derogatory laugh, or simply to witness what must be the middle of one serious mire in Rebecca de Mornay's career.

"[11] Andrew Pollard of Starburst rated it 3/10 stars and wrote that there is "no emotion, no care, no feeling and no reason to watch.