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twisted-pixel

macrumors 6502a
Original poster
Sep 13, 2009
891
81
San Jose, CA
After suffering some serious battery drain (40% per hour) On my iphone 5 I thought I'd buy this app to see if I can find out what is causing the drain.

I'd love to compare data with other people

With nothing in the background it seems to be drawing about 200mA which seems high

I'll be doing some app analysis over the coming days. If anyone is interested in some comparisons, please let me know. Will be good to get lots of data and see if we can identify potential battery hoggers
 
I have not been losing 40% every hour but with all apps closed from the multitasking bar, battery drainage is around 150-200 mA. It tends to fluctuate a bit so I don't know how accurate that is.

Generally, I lose 10-15% every hour depending on my usage

Edit: it seems to have gotten as low as -91 mA after leaving it idle for a while (with safari and messaging app running in the background). But after posting, it has risen to -168 mA and changes every time I refresh it
 
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It started playing up again today and draining battery at an alarming rate. Here you can see I have nothing running in the background and it still drawing nearly 500mA,

synupa3e.jpg
 
It started playing up again today and draining battery at an alarming rate. Here you can see I have nothing running in the background and it still drawing nearly 500mA,

Image

Could be any number of things. Rogue jailbreak tweak (or winter board) springs to mind.
 
I don't have winterboard and the only tweaks I have are

springtomize
lockinfo
bitesms
bytafont

all points to the jailbreak causing these issues sadly
 
I don't think it's the jailbreak itself or else everyone would have battery problems like you.

I notice the mA tends to spike up when doing anything "intensive" (for example, it could boost up an addition 100 mA just from clicking the submit button right now to post). The sad part is that the app doesn't appear to update in real time. You have to move to the previous page and then click it to go back.

Have you tried a clean restore of your iPhone?

Edit: btw, what font is that?
 
try using BatteryDetective pro, you can find it in Cydia. you have to actually hit the search button for it to come up. It will show you which apps are draining battery.

Good Luck!
 
try using BatteryDetective pro, you can find it in Cydia. you have to actually hit the search button for it to come up. It will show you which apps are draining battery.

Good Luck!

I searched. No such app.

BatteryDetective shows -139 mA drain with Mail and Phone in the background.

iPhone5, OTA 6.1 when it was originally available, then jb with evasi0n 1.1
 
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I searched. No such app.

BatteryDetective shows -139 mA drain with Mail and Phone in the background.

iPhone5, OTA 6.1 when it was originally available, then jb with evasi0n 1.1

Apologies I meant BatteryDoctorPro
 
I know font changes used to drain the battery bad cause it would have to change the font ebrytime you opened something, but they might have overcome that and made it an overall change that is always on. Hope that made sense.
 
I know font changes used to drain the battery bad cause it would have to change the font ebrytime you opened something, but they might have overcome that and made it an overall change that is always on. Hope that made sense.

I never knew that. I have been using BytaFont for a couple years now and never experienced that nor any battery drain due to that package. Maybe you're referring to FontSwap? I dunno though...I've never used FontSwap. I've only used BytaFont.
 
Since jailbroken, I still get about the same battery life. I took my phone off the charger this morning at 8AM. It is now 11:30AM. I have made about 2 calls and sent around 15-20 messages. I have browsed Facebook for about 5 minutes. Used Pulse news to read three articles. Wifi has been forced to stay on this whole time. My battery is at 92%.

Apps/Tweaks I have installed:
Activator
Applocker
Auxo
Bytafont
iFile
Insomnia
Springtomize 2
FolderEnhancer
Winterboard
 
try using BatteryDetective pro, you can find it in Cydia. you have to actually hit the search button for it to come up. It will show you which apps are draining battery.

Good Luck!

I downloaded the battery doctor pro app and its really cool! Do you know if where it shows the app usage if that is a total of power that the apps have used over the given amount of time? Or is it showing what they last reported when they were active?

One more thing..

When it goes into trickle charging is that actually helping anything? I thought once a li ion battery was at full power, charging is completely shut off?

And..

Does battery detective give me anything more that batterydoctorpro doesnt?
 
How accurate is this app?? First pic is after letting the battery die then charging all night, only got to 99%.

then I took it off for a couple minutes, plugged it back in and got to 100%

then I took it off and after a couple minutes it went higher to 87.96?!

but it still only shows a charge of 87.96 in the app, not 100%

What gives?
 

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Over time a battery loses the ability to hold it's maximum capacity. It looks like your battery has lost about 10-12% of it's overall capacity. (If I understand what i'm looking at of course)
 
Ya I can understand that but it's an iPhone 5 only a few months old? Guess it's just going faster than Id like to believe
 
Over time a battery loses the ability to hold it's maximum capacity. It looks like your battery has lost about 10-12% of it's overall capacity. (If I understand what i'm looking at of course)

Interesting. My 4S has a max capacity of 1284mAh after 501 cycles. It's a year old. There are 2 devices in this thread that have almost an identical max capacity after roughly 115 cycles, give or take. I love my 4S. It's been awesome and its been at its absolute best on iOS 6.1.2.

I've been eligible for an upgrade for the iPhone 5 since launch day, but I haven't felt the need to use it yet. That's how good my experience has been with the 4S. Since I've waited this long, I'm just gonna wait until the 5S comes out later this year and I'll use my upgrade to pick that up and give my 4S to my mother.
 
Interesting. My 4S has a max capacity of 1284mAh after 501 cycles. It's a year old. There are 2 devices in this thread that have almost an identical max capacity after roughly 115 cycles, give or take. I love my 4S. It's been awesome and its been at its absolute best on iOS 6.1.2.

I've been eligible for an upgrade for the iPhone 5 since launch day, but I haven't felt the need to use it yet. That's how good my experience has been with the 4S. Since I've waited this long, I'm just gonna wait until the 5S comes out later this year and I'll use my upgrade to pick that up and give my 4S to my mother.

I'm still on my 4 =/
 
Interesting. My 4S has a max capacity of 1284mAh after 501 cycles. It's a year old. There are 2 devices in this thread that have almost an identical max capacity after roughly 115 cycles, give or take. I love my 4S. It's been awesome and its been at its absolute best on iOS 6.1.2.

I've been eligible for an upgrade for the iPhone 5 since launch day, but I haven't felt the need to use it yet. That's how good my experience has been with the 4S. Since I've waited this long, I'm just gonna wait until the 5S comes out later this year and I'll use my upgrade to pick that up and give my 4S to my mother.

I had a similar experience with my 4. It's at just over 500 cycles with a bit over 1200 mAh capacity. If the home button hadn't been acting up (and the 5's camera wasn't such an improvement), I wouldn't have upgraded.

For those who are showing that big a drop in capacity with under 500 cycles (around 18-24 months's worth for most people)--I'd try fully draining & recharging overnight, every night, for several days. Sometimes that will improve the overall performance. If it doesn't work, and you're still under warranty, it might be worth taking the phone in for exchange. You shouldn't lose that much in a half year's worth of full cycle charges, and your battery may be defective.
 
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