Is it a bad idea to leave the iPhone on a dock/ charger

I have the iPhone 5 and use the Belkin dock/charger. I always leave it plugged in with the charger in the outlet and leave it there for hours at a time, especially at night. When the phone is fully charged does it need to be unplugged? Thanks for any thoughts.

iMac (27-inch Late 2009), iOS 6, if it's Apple I have it or want it!e

Posted on Jul 11, 2013 8:58 AM

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14 replies

Jul 11, 2013 9:36 AM in response to mandymaye

mandymaye wrote:


Chris although you are correct that the phone will stop charging when it is full, your phone is constantly using battery and there for constatly re-charging. Each time your phone recharges, it counts as a cycle.

You are wrong.

Please reread the article you linked to.

Also read this -> http://www.apple.com/batteries/ (link in the article you posted).

"Charge Cycle

A charge cycle means using all of the battery’s power, but that doesn’t necessarily mean a single charge. For instance, you could listen to your iPod for a few hours one day, using half its power, and then recharge it fully. If you did the same thing the next day, it would count as one charge cycle, not two, so you may take several days to complete a cycle. Each time you complete a charge cycle, it diminishes battery capacity slightly, but you can put notebook, iPod, and iPhone batteries through many charge cycles before they will only hold 80% of original battery capacity."

Using and recharging 100% of battery capacity equals one full charge cycle.

Jul 11, 2013 9:31 AM in response to NP_iDad

Plug it in and charging it overnight is fine.

Plug it in and charge it whenever, as little or as much as you want.



Lithium ion batteries need to be used to prolong their life.

If the iPhone is plugged in all the time and never use the battery, the battery will go bad sooner than it would if you use the battery regularly.

The article explains that once a month you should fully charge then use it till the phone shuts off.

This calibrates the system so it knows how much battery is actually left.

Apr 6, 2014 10:17 PM in response to Chris CA

I'm still confused. I've always wondered, if I have my iPhone or iPad connected to a speaker dock (that also charges) to listen to at work or home, is this harming the battery? For example, I go to work and my phone battery was at 70%. I pop it in to the dock to listen to all day. It hits 100% charged midday. From that point forward, is the battery discharging as it plays through the afternoon? Or is the iPhone playing and only using the power through the speaker dock? And a separate but similar question, if the speaker dock gives the message indicated that the device is not compatible for charging, yet it still plays through the speaker, is it using the battery, or power through the speaker dock? I can't imagine everyone from Sony, RCA, Bose, etc would make these docking players if they ruined the batteries.

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Is it a bad idea to leave the iPhone on a dock/ charger

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