"Ruby Sparks" is generally considered worth watching, especially for fans of romantic comedies with a twist. The film tells the story of a struggling writer who creates a female character, Ruby, who magically comes to life. It explores themes of love, creativity, and the complexities of relationships. The performances by Paul Dano and Zoe Kazan, who also wrote the screenplay, are engaging. Its unique premise, combined with a mix of humor and emotional depth, makes it a charming and thought-provoking film.

"Ruby Sparks" is rated R primarily for its language, sexual content, and some drug use. The film includes several instances of strong language and mature themes related to relationships and intimacy. Additionally, it explores complex emotional and psychological issues, which may not be suitable for younger audiences. The combination of these elements contributes to its R rating, reflecting the film's adult-oriented narrative and the nuances of the main characters' experiences.

In "Ruby Sparks," Ruby is a fictional character created by the protagonist, Calvin Weir-Fields, a struggling novelist. Calvin writes about Ruby, and she magically comes to life, becoming his girlfriend. However, as the story unfolds, Calvin's control over Ruby through his writing leads to complications in their relationship. Ultimately, Ruby seeks independence and confronts Calvin about his controlling behavior. In the end, Calvin learns to accept her as her own person, leading to a bittersweet resolution where Ruby gains agency and leaves Calvin, encouraging him to grow.

As of October 2023, "Ruby Sparks" is available for streaming on platforms like Amazon Prime Video and Hulu. Availability may vary by region, so it's a good idea to check your local listings or streaming services for the most accurate information.