Zynga plans to reduce its workforce by 5% and retire 13 games, according to a memo to the staff from CEO Mark Pincus.
The news comes a day ahead of Zynga's earnings, due out after the closing bell Wednesday.
Zynga's shares rose in after-hours trading. (Click here for the latest after-hours quote.)
"We've had to make some tough decisions around products, teams and people," Pincus said in the note. "We don't take these decisions lightly as we recognize the impact to our colleagues and friends who have been on this journey with us," he said.
Zynga plans to close its Boston studio. It's also considering closing studios in Japan and the UK.
The company is also cutting spending, saying it will reduced its investment in The Ville, as well as spending on data hosting, advertising and outside services.
Pincus said he and other executives would be discussing the changes further during the conference call after Wednesday's earnings report.
Analysts currently expect the company to report break-even earnings on revenue of $256 million.
Earlier,Facebook reported its revenue jumped 32 percent amid gains in mobile. However, Facebook said payments revenue fell 9 percent from the second quarter, driven by a decline in payments from Zynga.