iOS 15 Home app and HomeKit have excessive battery drain

After upgrading to iOS 15, I noticed excessive battery usage caused by the Home app. In the battery usage in settings, it says “accessories” under the home app activity.


I see similar behavior on iPhones and my iPad.


In terms of my HomeKit setup, I have several Phillips hue lights, a Kwikset lock, a temp/humidity sensor and 4 cameras configured as HomeKit secure video. I also have an Apple TV HD that serves as my HomeKit hub.


I am not sure what’s causing this battery usage as it didn’t exist in ios14. I am also not sure how to isolate the guilty accessory.


One theory is to blame on device processing for all the cameras such as activity detection. Not sure if that happens in the hub or in the devices.


iPhone 13 Pro Max

Posted on Oct 10, 2021 5:46 AM

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Posted on Jan 1, 2022 6:22 PM

So more details. I turned off all notifications from every device (cameras, door bells, locks, etc) in the Home app. Home App > Home icon > home settings. I also turned off all face recognition. I did leave the iOS level Home app notification on.


This helped to (almost) completely eliminate Home battery usage.


on iPhone home app consumes 1% over last 10 days and 2% on iPad

Similar questions

150 replies

Apr 10, 2022 4:59 AM in response to ktrap

It's getting worse for me. Home App uses 40% of battery on my iPhone. Basically my battery dies over night just from the Home battery drain. I also got Home pods and Apple TV. Is there still no solution?

Since you also got Pihole active, I wonder if it's because of blocking of certain requests, that worsens the issue (I also got a DNS tracker blocking at router level)

Apr 12, 2022 7:57 AM in response to _dev_null

My iPhone (even on 15.5) is the only device being affected in the past. My other devices (esp. iPad) are of course also connected to Home, but have no background activity draining the battery. I've to say that I added lots of smart home devices over the past month - including a lock, some Eve products using Thread, Hue etc..

Maybe they are all trying to communicate with my iPhone via Home and their native apps. It's probably the handoff, API etc between e.g. the Eve, Hue etc apps and the Home app. Still monitoring the issue...

Jul 22, 2022 2:19 PM in response to _dev_null

Hello everyone,

on Apple side, the support told me the engineers are investigating and they cannot provide any timing about resolution. iOS 15.6 didn't resolve the battery drain.

After spending months contacting them, they finally decided to give an answer different from asking to collect logs over logs.

Just unbelievable how long it is taking to resolve that battery drain.


Did someone find a solution or a workaround?

Oct 18, 2022 12:49 PM in response to ZAMerowinger

Eve app is not installed on my iPhone 14 Plus where the Google Home app shows excessive battery usage. Nor have I ever installed the Eve app. I've removed the Google Home app from my phone, and installed it on my iPad instead. No problems there yet, but I've been careful to exit the Home app from the main menu, all streaming should be off. Also getting a Google Home Hub, in hopes that using that while at home will also help.


I'm still planning to re-install the Google Home app on my phone when I'm traveling. After all, that's at least part of the reason why we have "security" cameras in the first place :-).

Nov 10, 2022 12:30 AM in response to niqbert_

I find that my iPad battery is a much stronger battery. The Google Home app is usually last on the list of apps in "Battery" settings. With a "-" for amount of battery consumption, which I assume means less than 1%. Also, I'm sure to exit ALWAYS the app from the main menu, never with any video streaming. On my iPhone, Google Home app is usually around 7% of battery, so it's been exiled off my phone until we go on trips. The iPad also provides a Nest doorbell chime with the notification sound without making the app battery usage more than "-".


This has worked for some time now with no problems. Stupid that I have to do that, but seems that Google and Apple have a problem working together. Who knew *smile*?

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iOS 15 Home app and HomeKit have excessive battery drain

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