With so many apps on the market, it’s hard to know which are useful.
Many are designed by software developers instead of psychologists, without scientific testing. They range from beneficial, to harmless but useless, to bordering on fraudulent.
The apps selected for this list make no hucksterish claims and are based on established treatments. Progressive Muscle Relaxation, for example, has been used for a century and is likely just as effective in this new medium. Knowledge from Cognitive Behavioral Therapy and Dialectical Behavior Therapy enrich two apps on this list. Others mix solid information with ingenuity.