Your iPhone's battery can never last long enough. Since we use our phones for everything these days, it's incredibly easy to drain your battery quickly during a long day.
That's why it's important to know which apps are draining your iPhone's battery life the most.
There's a simple way to check this:
Navigate to "Settings" on your iPhone's home screen. 
Lisa Eadicicco
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Lisa Eadicicco
Then "General."
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Lisa Eadicicco
Select "Usage."
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Lisa Eadicicco
Then choose "Battery Usage."
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Lisa Eadicicco
Now you should be able to see which apps require the most power from your iPhone.
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Lisa Eadicicco