With the launch of the latest iPad from tech giant Apple (NASDAQ:AAPL), it’s clear to many that we live in a post-PC age in which stuff that was science fiction just a few decades ago is becoming reality. At the forefront of this revolution are software companies that are creating innovative ways to communicate, manage businesses, and even play games online.

I watch more than 5,000 publicly traded companies with my Portfolio Grader tool, ranking companies by a number of fundamental and quantitative measures. And this week, I’ve identified seven software stocks to buy.

Each one of these stocks gets an “A” or “B” according to my research, meaning it is a “strong buy” or “buy.” Here they are:

SAP (NYSE:SAP) sells licenses for software solutions and related services. In the last year, SAP stock has jumped 20%, compared to a gain of 10% for the Dow Jones in the same time. SAP stock gets a “B” grade for operating margin growth, an “A” grade for earnings growth, an “A” grade for earnings momentum, a “B” grade for the magnitude with which earnings projections have increased over the past months and an “A” grade for return on equity. For more information, view my complete analysis of SAP stock.

VMware (NYSE:VMW) offers virtualization solutions that address a range of complex IT problems. Since last March, VMW stock has gained 31%. VMW stock gets an “A” grade for sales growth, an “A” grade for operating margin growth, an “A” grade for earnings growth, a “B” grade for the magnitude in which earnings projections have increased over the past months and a “B” grade for return on equity. For more information, view my complete analysis of VMW stock.

Intuit (NASDAQ:INTU) is best known for its products QuickBooks, Quicken and TurboTax. INTU stock has posted a gain of 21% in the last 12 months. INTU stock gets a “B” grade for sales growth, a “B” grade for operating margin growth, an “A” grade for earnings growth, a “B” grade for its ability to exceed the consensus earnings estimates on Wall Street, a “B” grade for the magnitude in which earnings projections have increased over the past months, a “B” grade for cash flow and an “A” grade for return on equity. For more information, view my complete analysis of INTU stock.

Activision Blizzard (NASDAQ:ATVI) is known mostly for developing games for personal computers. ATVI has outpaced the broader markets with a gain of 13% in the last year. ATVI stock gets an “A” grade for operating margin growth, an “A” grade for earnings growth, a “B” grade for earnings momentum, a “B” grade for its ability to exceed the consensus earnings estimates on Wall Street, a “B” grade for the magnitude in which earnings projections have increased over the past months and a “B” grade for cash flow. For more information, view my complete analysis of ATVI stock.

CA (NASDAQ:CA) designs, develops, markets, licenses and supports IT management software products. CA stock is up 20% since last March. CA stock gets a “B” grade for operating margin growth, a “B” grade for earnings growth, a “B” grade for its ability to exceed the consensus earnings estimates on Wall Street, an “A” grade for the magnitude in which earnings projections have increased over the past months, an “A” grade for cash flow and a “B” grade for return on equity in my Portfolio Grader tool. For more information, view my complete analysis of CA stock.

Check Point Software (NASDAQ:CHKP) is known for developing technologies to secure communications and transactions over the Internet. In the last year, CHK stock has climbed 25% compared to smaller gains by the broader markets. CHKP stock gets a “B” grade for earnings growth, a “B” grade for the magnitude in which earnings projections have increased over the past months, a “B” grade for cash flow and a “B” grade for return on equity. For more information, view my complete analysis of CHKP stock.

Microsoft (NASDAQ:MSFT) is the world-famous tech company best known for developing Windows. MSFT rounds out the list with a gain of 28% in the last 12 months. MSFT stock gets a “B” grade for cash flow and an “A” grade for return on equity. For more information, view my complete analysis of MSFT stock.

Get more analysis of these picks and other publicly-traded stocks with Louis Navellier’s Portfolio Grader tool, a 100% free stock-rating tool that measures both quantitative buying pressure and eight fundamental factors.