It’s difficult to find good content to watch if you don’t refer to a recommendation platform- given that there are so many movies coming out every year and not every movie can be to your liking. As a result, you end up wasting your precious time after watching half an hour of it. Also, there are so many platforms to subscribe to, to watch recommended TV shows and movies. And unless the OTT platforms give you good ROI, you don’t have to subscribe to it to watch those movies. That’s the reason we are giving you a list of free thriller, mystery movies to download in 2021 without wasting your money and time on different OTT platforms.
Free Thriller Mystery Movies to Download 2021
Vanquish (2021)

Starring the legendary actor Morgan Freeman, Vanquish is a crime thriller film directed by George Gallo. Morgan Freeman plays the role of a kidnapper who kidnaps the daughter of a single mother Victoria. Victoria must do everything in her capacity to get her daughter back or she may never see her child back.
Godzilla vs Kong (2021)

One of the highest-earning movies in 2021, Godzilla vs Kong, as the name suggests, is a fight between the two monsters. It is also the 36th film in the Godzilla franchise, the 12th film in the King Kong franchise. Legends collide in “Godzilla vs. Kong” as these mythic adversaries meet in a spectacular battle for the ages, with the fate of the world hanging in the balance. Kong and his protectors undertake a perilous journey to find his true home, and with them is Jia, a young orphaned girl with whom he has formed a unique and powerful bond. But they unexpectedly find themselves in the path of an enraged Godzilla, cutting a swath of destruction across the globe. The epic clash between the two titans–instigated by unseen forces–is only the beginning of the mystery that lies deep within the core of the Earth.
The Vault (2021)

The Vault is a Spanish heist movie that follows a genius engineering graduate who is interested in the Bank of Spain’s safe which is unbreakable. The story revolves around a mission to steal a treasure from a drowned ship which was safely kept in the chest by Bank of Spain.
Deadly Illusions (2021)

In our list of free thriller movies to download, Deadly Illusions is the story of Mary Morrison who is a thriller novelist and is writing her new thriller novel. She suffers from writer’s block and she hires a young woman to watch over her twin children. As the novelist dangerously indulges in writing a new bestseller book, the line between the life she’s writing and the one she is living becomes blurred and she starts becoming a part of her own story.
Twist (2021)

Twist is based very loosely on the characters of Charles Dickens’s iconic novel as a gang of street hustlers plans the heist of the century. It has actors like Lena Headey (Game of Thrones), Michael Caine (Dark Knight), David Williams (Little Britain) in important roles.
Sky High (2020)

Sky High is a crime thriller Spanish movie that follows the life of Angel. Angel’s life is changed forever as he meets Estrella. On one hand, he quickly moves up the ranks in his life of crime, on the other, he is vying for Estrella’s attention. He comes to a point where he must choose between the life of crime or the love of his life.
Held (2020)

A thriller that shows a couple who are going through a tough marriage being transported to a luxurious house. Soon they realize they are captivated at the place and are commanded by a voice that is watching their every move and preventing them from leaving.
Thunderforce (2021)
Starring Melissa McCarthy and Octavia Spencer as two childhood best friends that reunite as an unlikely crime-fighting superheroes duo when one invents a formula that gives ordinary people superpowers. The movie gets together two enormously talented women that bring you a few laughs too.
Shockwave 2 (2020)

Shockwave 2 is a Hongkong-Chinese thriller film starring Any Lau. In the film, Lau plays a former bomb disposal officer who falls into a coma in an explosion and becomes a top suspect of a terrorist attack. After being apprehended, he escapes from custody as a fugitive to prove his innocence.