J. D. Biersdorfer

Streaming services can introduce you to a wonderland of nearly unlimited audio, but downloading your digital collection has advantages.

Can You Match These Autumnal Quotes to the Correct Book?

In times of natural disasters and other dangers, special features tucked away on your iPhone or Android device could help make a difference.

Can You Identify These Current Best Sellers?

Google Finance and Apple’s Stocks app have added new features over the years to make them more useful for tracking the markets and your investments.

Do You Recognize These Literary Lines About Summer?

Free apps from Google, Samsung and Apple can help you track your diet, exercise and well-being — and provide vital information during emergencies.

Test your knowledge of novels, essays and poems that made insightful observations.

Try this short quiz on five of the globe’s renowned repositories of human learning.

If you need space back on your phone or tablet, removing built-in and unused apps can help free up storage and reduce screen clutter.