Who gets pip out of prison?

In Charles Dickens' novel "Great Expectations," Pip is ultimately freed from prison by the intervention of his benefactor, who is later revealed to be Abel Magwitch, the convict he helped as a child. Magwitch, having made a fortune in Australia, returns to support Pip and secure his future. This act of generosity leads to significant changes in Pip's life, highlighting themes of social class and personal growth.