The grades of three Internet and Web Service stocks are better this week, according to the Portfolio Grader database. Every one of these stocks has an “A” (“strong buy”) or “B” overall (“buy”) rating.

Saba Software (NASDAQ:SABA) is bettering its rating of C (“hold”) from last week to a B (“buy”) this week. Saba Software provides people systems software that combine people learning, people performance and people collaboration solutions. For more information, get Portfolio Grader’s complete analysis of SABA stock.

Google’s (NASDAQ:GOOG) ratings are looking better this week, moving up to a B from last week’s C. Google is a global technology company that provides web-based search and advertising services. The stock price has risen 5.4% over the past month, better than the 1.8% increase the Nasdaq has seen over the same period of time. For more information, get Portfolio Grader’s complete analysis of GOOG stock.

SouFun Holding (NYSE:SFUN) is making headway this week, with the company’s rating improving to an A (“strong buy”) from a B (“buy”) last week. SouFun Holdings operates real estate and home furnishing and improvement Internet websites. Wall Street seems to agree with the upgrade and has propelled the stock up 17.7% over the past month. For more information, get Portfolio Grader’s complete analysis of SFUN stock.

Louis Navellier’s proprietary Portfolio Grader stock ranking system assesses roughly 5,000 companies every week based on a number of fundamental and quantitative measures. Stocks are given a letter grade based on their results — with A being “strong buy,” and F being “strong sell.” Explore the tool here.