Here’s a six-letter word every company likes to hear: funded.

PuzzleSocial has completed a $3 million Series A funding round led by Kiwi Tech. Other investors included Thayor Bigelow (former president of HBO) and Mark Wachen of Upstage Ventures. In total, the company has raised $4.8 million.

Founded in 2010, the New York-based developer creates digital crossword puzzles for mobile devices via Daily Celebrity Crossword. That game is the No. 34 free puzzle game for iPhone, according to AppAnnie. A digital crossword puzzle might not seem flashy, but it can still help a company have a part of the lucrative mobile industry, which could be worth $25 billion in worldwide revenues by the end 2014, according to market researcher Newzoo.

Besides, crosswords puzzles are still in every newspaper for a reason; they’re popular. It’s not surprising that they’re transitioning to the digital age. It does have to compete with other digital crossword puzzle games for iOS, including The New York Times Crossword app.

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“It’s really hard to put out a fun, accessible puzzle loaded with fresh content and relevant to today’s world 365 days a year,” PuzzleSocial chief executive officer Jeb Balise told GamesBeat. “It took us two years to build the technical and IP infrastructure as a foundation to do what we do.”

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