This App Transforms "Obsolete" Smartphones Into Baby Monitors

Think that smartphone is outdated? Think again. A new Android app called Dormi brings new life to old devices.

Baby monitors--you know, those specialized walkie-talkies that give parents a sense of security when they seek a momentary respite from their mewling offspring--are surprisingly expensive. On Amazon, even simple baby monitors can cost $100 or more. But why buy a baby monitor at all when most of us have at least one or two outdated smartphones or tablets collecting dust since our last upgrade?

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