Today’s funding announcements include companies offering ad campaign management, mobile game advertising and electronic medical records:

Marin Software brings in $16M for search ad tools: The San Francisco-based company has raised a fifth round of funding led by Crosslink Capital to help advertisers and agencies manage online ad campaigns. The company, which works with 800 clients on search campaigns in 160 countries, expanded its service to Facebook last August and plans to use the latest funding in part to focus on international growth. Marin Software also announced today that John Kaelle, formerly VP of finance at Shutterfly, has joined the Marin Software team as executive vice president and chief financial officer.

Kiip raises $3.6M for in-game advertising: The startup founded by teenage entrepreneur Brian Wong has raised a new round of equity funding led by Hummer Winblad with participation from True Ventures, Crosslink Capital and others, according to a filing with the SEC. Founded in 2010, the San Francisco-based company says it is looking to hire business development employees and iPhone developers.

Practice Fusion grabs $23M for free online medical records: The provider of a web-based electronic medical record (EMR) system has raised a second round of funding led by Facebook and Founders Fund. The San Francisco-based company says more than 75,000 healthcare professionals use its free network to support more than 60,000 patient visits each day.

HouseTrip lands $2.7M for short-term apartment rentals: The apartment rentals website has raised a first round of funding led by Index Ventures to match apartment owners with travelers looking for a place to stay. Founded in 2009 and based in London, the company has listings in more than 350 destinations globally and lets owners list their apartments for free on the site.