What to do with old smartphones? What are cool projects or uses

Unless you want a spare phone for emergencies, honestly i'd say the best thing to do is sell it?

Dial down on that tech clutter.

>>61619563
You use a tool to solve a problem, you don't find a problem for a tool to utilize itself.

>>61619563

Turn them into music players.
Remotes.
Mini-tablets.
cheap vr porn headset.

Hook it up to an old alarm system http://gpinzone.blogspot.com/2016/09/alarm-monitoring-without-central-station.html

>>61619774
>Turn them into music players

I'm doing it right now. I'm fed up with media player which can't play more than 4000 songs or anything else than a mp3.

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