Another option: The "Instant X-Ray" function on Morningstar.com will calculate an investor's exposure to sectors, geographic regions and security styles across a full portfolio.

WSJ: Single-Country ETFs: Risky Ventures

It now offers an option for website owner to disable pinning to Pinterest website with a metatag function.

FORBES: Connect

Other pluses were quizzes, the option of clicking on every Japanese phrase to hear it read by a native speaker and a dictionary function that had about 660 words.

WSJ: Mobile Apps for Foreign Languages