Here is a list of some popular and critically acclaimed horror movies from 2020 with a brief summary:

• “The Invisible Man”: A woman begins to suspect that her reclusive scientist ex-boyfriend, who has developed the ability to make himself invisible, is stalking her.
• “The Wretched”: A rebellious teenage boy, struggling with his parents’ imminent divorce, becomes increasingly suspicious of the strange occurrences happening in his small seaside town.
• “The Babadook”: A single mother, plagued by the violent death of her husband, battles with her son’s fear of a monster lurking in the house, but soon discovers a sinister presence all around her.
• “The Lodge”: A soon-to-be stepmom is snowed in with her fiancé’s two children at a remote holiday village. Just as relations begin to thaw between the trio, some strange and frightening events take place.
• “The Blackcoat’s Daughter”: Two girls must battle a mysterious evil force when they get left behind at their boarding school over winter break.
• “The Lighthouse”: The story of an aging lighthouse keeper named Thomas Wake at the turn of the 20th century, living alone on a remote and mysterious New England island, who takes on a new assistant, Ephraim Winslow, a man with a troubled past.
• “Saint Maud”: A private nurse is hired to care for a dying horror writer in an isolated mansion, but soon finds herself drawn into a terrifying supernatural world.
• “The Turning”: A young governess is hired by a man who has become responsible for his young nephew and niece after the deaths of their parents. A modern take on Henry James’ novella “The Turn of the Screw.”
• “The Vast of Night”: In the twilight of the 1950s, on one fateful night in New Mexico, young switchboard operator Fay and charismatic radio DJ Everett discover a strange audio frequency that could change their small town and the future forever.
• “The Platform”: A vertical prison with one cell per level. Two people per cell. One only food platform and two minutes per day to feed from up to down. An endless nightmare trapped in The Hole.

Please note that this list is not comprehensive and other horror movies might also be considered as best, but these are some of the popular and critically acclaimed horror movies of 2020.