Juice Defender and Battery gains - Vibrant General

Previously I was one of the dissatisfied individuals with the Vibrant's battery life. I must say, since installing Juice Defender (and upgrading to Ultimate) my battery life has nearly doubled. Sure it limits when your data is enabled but I found myself experiencing nearly double the life with no perceived downside. Just wanted to help some of the folks cursing their battery life.

I have mentioned it to several people and I run it along with my wife of her 3G Slide and we have both been very happy with it. My daughter has a 3G Slide as well and is always complaining about battery life and the only thing she does is text which uses GSM and not the data service so I can crank her's way down and she would probably get a lot more battery life.

Can you explain how to use juice defender because I installed it but didn't like it. It turned on my wifi all the time. I don't want that.
Sent from my SGH-T959 using XDA App

Related

[Q] Droid X Battery Life

Is it normal for my battery to only last 1 day before it needs a charge? I have everything turned off practically and yet I still have it dying after 1 day. According to Battery usage, the only things draining it are the Display and Cell Standby. Any information on this would be greatly appreciated.
Ryphez
That's about the battery life I get. With light to moderate usage, it lasts about 15 hours before getting down to 20%
I'm in a fringe area and get most of a work day with moderate email, data, and constant music
SS
Sent from my DROIDX using XDA App
Same here...11-13 hours is a pretty good stretch for me.
Biggest culprits for battery drain are display and automatic data syncing.
So if you want to extend your battery life lower the brightness on your display.
So for syncing you can either disable it completely so that your applications only refresh for new data when you use them or change the frequency that they check.
I'm getting about the same. Actually I was pretty happy considering all this thing does. Keep an eye out for the extended battery. It's gonna make it thicker but might be a good tradeoff for some of us.
Sent from my DROIDX using XDA App
My battery only lasted around 6 hours, so I'm getting a replacement.
I'm with you guys about the battery issue. I mean I know that Android is known to have bad battery life, but the X was heralded as supposedly having decent battery life.
Even with GPS and wifi turned OFF, and my display brightness turned all the way down to 0, I am still only getting about 10-12 hrs of usage. That's BS.
Overall I really like the phone, but the battery issue is getting on my nerves - as well as the damn wifi issue.
I doubt it's going to matter, but I can only hope that Froyo offers up better battery life (maybe more options to turn stuff off). I would love to be able to underclock the CPU or reduce the screen brightness even more.
I am coming from a blackberry that got two days on a charge. The phone sucked though. I get about 13-15 hours per charge on stock battery. I use tasker and y5 to set profiles that toggle wifi and gps so I'm never using extra battery but still able to use device to fullest. I also went on ebay and found two generic batteries with external charger for $13. Now when my stock battery dies, I just throw in a new one that freshly charged and charge up the stock one. Having three batteries to shuffle through means my phone is never plugged in, and never dead. Plus in not charging batteries as often so it should extend over all life of batteries.
Sent from my DROIDX using XDA App
How does the battery life compare to the original Droid(stock of course)? Do you guys think the Droid 2 will have similar battery life, or will Froyo and the smaller screen improve it?
I only get around 7 hours when im forum browsing 7 hrs straight
Sent from my DROIDX using Tapatalk
I've noticed the 50% bug on several x's including my own
If i don't use my phone a lot i get 10+ hours easy
But you gotta remember if you're using this phone all out and a lot then of course you're gonna use the battery up quicker.
Sent from my DROIDX using Tapatalk
Seems to be a bug with the gps. That is causing the battery drains. Even after you shut down the program using gps system won't go into a complete Sleep mode seems to be a big study going on over droidforum.net tested mine today with gps off except when in use battery lated 20 hours versus 10 with it on.
Not real technical myself and don't wanna post link to another forum.
Good luck fyi motorola is aware of bug and suppose to be a fix in 2.2
Sent from my DROIDX using XDA App
I use the widget "Extended Controls" and leave my WiFi, GPS, Bluetooth, etc off unless I need them.
I had the SGS Captivate for three weeks and before that I had the G1 since it came out - the DroidX battery life is longer than both of them.
I'm really happy with the battery life so far.
Also, I read somewhere that it can take a few full drain/full charge cycles to get the most out of your battery. Both myself and my wife completely drained and then completely charged our batteries within the first two days.
I've had the DInc, eris, droid, and nexus one, i couldn't put into words how much better the battery is on my x. I mean its nothing like a dumbphone. But this thing packs as much punch as some older laptops so i don't expect a lot out of the battery. Check ur apps, sometimes u get ****ty" rogue" apps that screw it up, and if u use a task manager only kill intense apps like web or messages or gmail. The other processes are need to make the phone run correctly, i know i've seen better performance and battery life since i stopped using one.
sent from Shawn Micheals...The heartbreak Kid
I leave everything on wifi, gps, auto brightness, blue tooth, and im getting the best battery life of any phone i have ever owned, even better than my nexus one . My sister has a Droid X, and all she does is complain about her battery life. Although she is coming from a blackberry, i think that most people expect more from the battery than it can physically give, if you wonder about how long it lasts just take a look at the screen, and realize it takes alot of juice to run this huge beast .
Sent from my DROIDX using XDA App
xmunk said:
I've noticed the 50% bug on several x's including my own
Click to expand...
Click to collapse
I had never heard of this before so I did some research and my X was doubling the time on in Cell Standby and showing 50% used. I was getting 12 - 13 hours of battery life. I did the airplane mode cycle trick and now I'm getting 24+ hours of battery life. And now Cell Standby displays normally. Amazing.
A big thanks to xmunk as that was the only thing that was driving me nuts about the X and I was thinking about getting a replacement. Now the battery life is great!
I would recommend anyone having poor battery life check to see what Cell Standby is reporting.
Oh wow.... Im showing since unplugging my phone 3hr 54m ago I've used the following for power:
51% Display
38% Cell Standby
12% Phone Idle
I just cycled Airplane mode and will checkout what happens next.
That a ton of power being used for standby. My Nexus one used 1-2% per hour while not in use and on standby. Battery left is estimating my battery is at 76% right now with a system % of 80% showing.
I hope this gets looked into.
gchglobal said:
I had never heard of this before so I did some research and my X was doubling the time on in Cell Standby and showing 50% used. I was getting 12 - 13 hours of battery life. I did the airplane mode cycle trick and now I'm getting 24+ hours of battery life. And now Cell Standby displays normally. Amazing.
A big thanks to xmunk as that was the only thing that was driving me nuts about the X and I was thinking about getting a replacement. Now the battery life is great!
I would recommend anyone having poor battery life check to see what Cell Standby is reporting.
Click to expand...
Click to collapse
Well- since you guys have already done all the work -would you mind maybe sharing a few links?
-thanks if you can.

Juice Defender With Ultimate Juice Benchmark!

Hey guys im in the process of doing a little experiment to see actually how much Juice Defender with Ultimate Juice actually improves the battery life on my Evo4G. I'm sure this has been done somewhere else i just couldn't find it so i decided to do the experiment myself and post my findings this may be useful to some people or may not!
Phone: Evo 4G
ROM: Cyanogen Mod 6.1.2
Kernal: Zendroid BFS @ 1.52ghz w/ smartass scaling
Launcher: Go Launcher
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Phone running Juice Defender With Ultimate Juice
Phone Unplugged At 11:42am
Phone Died At 8:59pm
Usage: For the most part it was moderate use, no gaming, 2 calls lasting for a total of aproximatly 45 minutes. 120 texts were sent and received 146 within the time frame. There was no browser usage just mostly texting like i said. 3 Pictures were taken. No Wifi. Bluetooth or 4G used either.
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Phone running without Juice Defender With Ultimate Juice
Phone Unplugged At: 2:50pm
Phone Died At: Never
Usage: Well my phone has been unplugged since 2:50pm and its now 12:35am and my battery is sitting at 55%. Weird... very weird. I had about the same usage as yesterday i played 1 game for a total of probably 10minutes and installed 4 apps. A had wifi enabled for probably an hour total.
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Final Thought: I think Juice Defender doesnt help at all, infact it seems to hurt your battery more than anything. I think it may be because its constantly turning things off and back on consuming battery? Thats the only thing i can think of. Does anyone else have any thoughts on why this is? Using Juice Defender reduced my battery life dramatically it almost cut its life in half as a matter of fact. Please share your thoughts on why this is people!
bump bump bump!!!!!
beanx said:
Hey guys im in the process of doing a little experiment to see actually how much Juice Defender with Ultimate Juice actually improves the battery life on my Evo4G. I'm sure this has been done somewhere else i just couldn't find it so i decided to do the experiment myself and post my findings this may be useful to some people or may not!
Phone: Evo 4G
ROM: Cyanogen Mod 6.1.2
Kernal: Zendroid BFS @ 1.52ghz w/ smartass scaling
Launcher: Go Launcher
-----------------------------------------------------------------------------
Phone running Juice Defender With Ultimate Juice
Phone Unplugged At 11:42am
Phone Died At 8:59pm
Usage: For the most part it was moderate use, no gaming, 2 calls lasting for a total of aproximatly 45 minutes. 120 texts were sent and received 146 within the time frame. There was no browser usage just mostly texting like i said. 3 Pictures were taken. No Wifi. Bluetooth or 4G used either.
-----------------------------------------------------------------------------
Phone running without Juice Defender With Ultimate Juice
Phone Unplugged At: 2:50pm
Phone Died At: Never
Usage: Well my phone has been unplugged since 2:50pm and its now 12:35am and my battery is sitting at 55%. Weird... very weird. I had about the same usage as yesterday i played 1 game for a total of probably 10minutes and installed 4 apps. A had wifi enabled for probably an hour total.
-----------------------------------------------------------------------------
Final Thought: I think Juice Defender doesnt help at all, infact it seems to hurt your battery more than anything. I think it may be because its constantly turning things off and back on consuming battery? Thats the only thing i can think of. Does anyone else have any thoughts on why this is? Using Juice Defender reduced my battery life dramatically it almost cut its life in half as a matter of fact. Please share your thoughts on why this is people!
Click to expand...
Click to collapse
thanks for the info. i try to tell people that juice defender doesn't help. but no one listens so i gave up and just tell them cool app and walk away lol.
very helpful post. I noticed too it doesnt seem to really help it just monitors mobile data and turns it off when screen is off and occasionally powers it on to download emails and ****. I dont like it because i like to kno when i get an email instantly versus it checking every 30 min.
I also found that juice defender seemed to have a negligible impact on my battery life while also decreasing speed of sync/convenience. You'll notice that it also makes android system skyrocket towards the top of the battery use list.
On a related note, I also found that setcpu profiles don't have an impact on battery life and may even hurt.
Ultimately, android is optimized to manage a lot of these things on its own and introducing an app that consumes battery both monitoring and brute forcing some of these activities doesn't make sense. The only active monitoring app I use now is Tasker for some specialized automation activities.
i cant believe this is an app that most people recommend to improve battery life tho. Especially with how much it hurts rather than helps. Very disappointing.
It has helped mine because I use the widget to manually shut it off and on. I don't let it control it. Since the epic doesn't have the shut off data in the power menu its good for me. Otherwise I agree with you all. I keep my data off until I need it to look something up. Personal preference. But hey it does shut my data off when I tell it to.
Sent from my Epic 4G
Rom: Never stock, but always with some Gingerbread.
I had been using juice defender and setcpu for a while trying to get the best battery life, but I ditched them both about a month ago and I'm getting better life than ever before lol
I've got 58% left in the battery and the phone has been up for 32 hours. I thought I was helping by micromanaging the phone with JD but I think it was really just hurting it.
deathsled said:
I've got 58% left in the battery and the phone has been up for 32 hours. I thought I was helping by micromanaging the phone with JD but I think it was really just hurting it.
Click to expand...
Click to collapse
32 hours up and only down to 58%? Mind if I ask how you set thigns up that your phone is so energy efficient?
It was a great application, Donut times, it literally made my Magic 32a survive the day against the not-even-a-day battery life at those times. Nowadays it is simply useless due to android better app management.
Hmmm...I have been using this for a few months now and I've seen dramatic improvement in my battery life. I usually unplug my phone at 7 each morning and by noon on moderate usage days I'm at 60%. Using JuiceDefender, my phone is typically at 80%. By 5pm with its only at %60. Normally I would get home at 5 and it would be around 30%. Interesting.
Running Samsung Captivate
Stock Android Eclair 2.1
Rooted
Zeam Launcher
With more iterations of Android they are improving power managment, Ya back a little bit ago this helped some people alittle it closing out processes and way to handle things but with android development alot of this stuff is getting worked into the OS, basically now all your doing is running a app constantley that does something handled by the OS now in newer builds.
I wonder in some cases if the juice defender and the OS both trying to do power management if it can actually cause more power loss due to a conflict in the two trying to controll items. Of course OS should have higher pid but could cause some of your increased power drain using both
try the beta
im using it on my epic and my evo i think it helps both but i am also using the free beta i dont think the regular one works
i'm shocked there's even a thread for this. i put it on a stock epic and it made a WORLD of difference.. especially in locations where my signal was poor and evdo service kept dropping. my issues with it are of a different nature. seems to get corrupt alot and the wifi locations service sucks
Hmm, i'm confused on how this could actually hurt battery life, especially by the amount you displayed unless you have it doing all kinds of other management as well. I have mine setup to only manage the data APN, disabling on screen off, and seem to have gained decent battery life from it. The widget to toggle data on/jd on/off is very handy as well.
Pretty sure android doesn't do anything natively that turns off data when phone is at rest/screen off, does it? Someone please correct me if i'm wrong.
I will admit, the new versions of JD do seem to be pretty bloated and sluggish.. i've been on the fence of whether to remove or not... The main reason i keep it on my device is because i work in a basement and get about 65% TWS and severe battery drain from that. With JD managing 3G, it helps mitigate that somewhat, and having it be automatic is much more convenient than toggling it manually all the time.
I may have to join you on some testing, because if JD is not gaining me anything, i'll definately be removing it as it sometimes causes some initial sluggishness when turning the screen on. From daily usage experiences (and i watch it like a hawk), my battery life has definately not been made worse.. older versions seemed to net me more life, and i'm undecided on the new versions. Not enough time with it on/off to decide yet.
Most Def Work
JD helps... it will slow down notifications and stuff, if you need always on data then this won't help. However, during the day I'm usually already online and don't need non-stop notifications and if you use JuicePlotter you can clearly see that while sitting idle with JuiceDefender on you use significantly less battery than if you don't have JuiceDefender active and have it sitting idle.
for those that think jd works...
are you using the free, pro, or ultimate version? looking to buy if it really saves battery life.
which configs did you use? I had it a few months ago and my battery did actually improve. Trying some different settings makes a huge improvement.
I am using superpower now. (from XDA actually) And this is really working, it also takes some configuration, but eventually it will benefit your battery life.
Superpower turns data to 2g when your screen is off, disables wifi and bluetooth and sets your cpu to a 400mhz cap (at least with my phone) I noticed a 1% overnight drain and a 200% increase in battery life. (basically I do two days with heavy use vs. one day before)
Hope this helps some people!
The only thing that actually changes the battery in an evo is a kernel. No quick fix app is going to help how your system interacts with your battery! Senseui is garbage and it sucks up battery life like no bodies business!

[TIPS] Juice Defender, Why its good and bad

Reading through threads I see lots of people saying JD and similar apps are good and lots saying they are bad. This is quite confusing for someone who just wants to get good battery life. In my experience I have gone from finding it good to finding it bad. I will try and explain why this occurs so that people are able to decide if it will be worthwhile for them.
First install Battery Monitor Widget and find out what sort of drain your battery is experiencing every hour.
With a stock rooted G2 with data connection on continually (no wifi) I was getting around 80-150 mA which explains why it would not last longer that about 16 hours. Most of this drain seems to occur from data connections. After installing JD or something similar the drain can be reduced to around 50 mA. Which is great, suddenly you get the claimed 1.5 to 2x battery life. JD seems great.
But after you install a good ROM and custom kernal, remove or freeze all the apps that keep using your data connection unnecessarily and install Better Battery stats you observe that JD stops the phone going into a proper deep sleep. If you dump it the drain on the phone drops to very low numbers usually under 20mA sometimes 5mA or even 2mA. This means you use around 1-3% of the battery life of the phone overnight with no changes. Now your phone can last days between charges. Note this is with Data or Wifi connections turned on and Sync active always.
Summary:
On a badly set up phone JD improves battery life (for the lazy)
On a well set up phone JD worsens battery life (takes some time)
Note: I got the best results using Speedmods kernal but I have no reason to think that other kernals could not get similarly low battery drains.
Thanks for sharing your observations. I have juice defender and have had similar findings. The wake locks jd causes play into the aos bug of the phone which is why it can make things worse on a well set up phone (the extra drain from the wake locks outweighs the savings from turning the data connection off when it's not in use). If not for the aos bug it would probably be good in all cases. I had noticed this in my testing and am glad to see I'm not the only one.
Sent from my GT-I9100 using xda premium
Thanks for sharing your observations.
If I had seen your post much earlier than I wouldn't have to buy JD. Anyway, I have gone through the hard way, and learnt how to keep my phone organized and minimized rouge apps issue. JD is pretty much useless now.
IMHO, I think Battery monitor widget pro seems to be a much better buy
Thanx for this helpful info!
BTW, kernel not kernal
I do not have a lot of widgets and sync as little as possible. Mail sync is only on demand (when I have time to read it), and Weather is every 6 hour (disabled in night time).
So my battery live is good ½% standby and with normal use it can easily last a full day (no gaming, just Internet, Talk, SMS).
I decided to try JD in order to save even more juice, but JD ended up using more battery than it saved me!
So I can confirm that JD is good for the "lazy user" and bad if your aware of your sync. and how your apps behave.
What do u mean by dumping? You said if you dump it and the drain goea away? Im a bit confused
Sent from my brilliant Viper skinned Apple iPad 2 using the superior Tapatalk Premium
best way to save battery overnight are, disable all internet connection including Wifi, switch to 2G, kill all task then have a sweet dream till next sun rises
KurskS said:
What do u mean by dumping? You said if you dump it and the drain goea away? Im a bit confused
Click to expand...
Click to collapse
By 'dump' I just meant uninstall JD. If you uninstall JD your phone will be able to deep sleep properly provided it is set up well and you actually save more battery.
foxcheng said:
best way to save battery overnight are, disable all internet connection including Wifi, switch to 2G, kill all task then have a sweet dream till next sun rises
Click to expand...
Click to collapse
Sure you can do that, but it's not necessary. I leave wifi and 3g on and still have drain of 5mA all night. I wake up and have lost almost no battery. The same applies for when the phone is idle during the day.
razar77 said:
Sure you can do that, but it's not necessary. I leave wifi and 3g on and still have drain of 5mA all night. I wake up and have lost almost no battery. The same applies for when the phone is idle during the day.
Click to expand...
Click to collapse
What kernel , Rom and apps (that sync) are you using?
Sent from my GT-I9100 using Tapatalk

Petition for devs/Google/Samsung to look into GS3 battery life irregularities.

I do not understand why some people claim amazing battery life (12 to 18 hrs stand by with 5 to 6 screen on) while I and alot others are experiencing HORRIBLE battery life (10 to 12 hrs stand by with 3 to 4 screen on). My settings are optimized. Every samsung and AT&T bloatware disabled (everything im allowed to disable), rooted with stock rom, cpu sleeper, juice defender ultimate, gps off, LTE disabled, brightness at 30 - 40%, e-mail set to push, and i dont have any freeware apps. All my games and apps are paid for, no ads, besides free apps like chase and best buy, newegg, amazon, etc. If the XDA devs/ Google devs/ samsung devs could take a look at this and try to pinpoint at solution for this otherwise perfect phone, I and the many users experiencing bad battery life would greatly appreciate it. Thank you.
Sent from my SAMSUNG-S3-I747 using xda premium
Have you ever thought maybe your phone has a faulty battery? Like try swapping the phone out for another one at the att store or w/e? My battery life is perfect, have two gsiii's in the house, both of them get phenomenal battery life like what people report on the fourms. :good:
Social media, other apps like juice defender and our user error account for a significant amount of the variation.
Also cdma users will on average have less battery as will 4g users.
My s3 is horrible as well. Before I connected my charger today I was at 8 hours, 1h8m screen on and was at 30%. Even during the first week with a completely stock phone I could not make it the whole day even when light usage. Tomorrow I'm going to try the TuchMi Rom that claims awesome battery life without resorting any of my data to try it. Only problem is I'm traveling in Iowa where I don't have LTE, so it won't be a great experiment, but it should give me an idea of whether it's the phone or battery. I plan on ordering a new battery this week to try anyway.
battery life on my Sprint version is incredible. Everything on from GPS, bt, lte, brightness up, etc.
The only time I notice less battery life is when I'm in an area with worse service. I was getting over 18 hours with 5 hours screen time but the tower was across the street. At my home it's much less.
not to be a **** but this doesnt seem worthy of a petition

Any lovely person have any tips for longer battery life?

Hey all just making this thread see if any of you lovely people have any great tips on battery life. I'm running on the stock rom right now and I feel like my battery should be much better than what I'm getting. I have juice defender pro and I still feel like my battery should be much better than it is. Any tips? PS. I am constantly on my phone but I don't play any games just simply browsing the net with the occasional lost in YouTube moments. Lol. Thanks in advance.
Sent from my LG-D801
I've heard (on other phones) that juice defender is bad on battery. Battery life issues could be from so many things...
Yea I just feel like I used to get better battery life on stock rom. Just uninstalled juice defender will have to see it makes a difference tomorrow.
Sent from my LG-D801
I'm lovely enough to tell you it might be wakelocks, did you check for any wakelocks ?
There is nothing better than Greenify... just greenify the apps ONCE and never look back...
I think LG G2 have impressive battery life w/o any scripts and mods. You can install Snapdragon BatteryGuru, it can save some juice.
I have found a few apps to manage auto-startup apps which really seems to help my battery life. Of coarse the screen is always the #1 battery eater so always turn it off after using your phone (don't wait for auto screen off) I catch my wife doing this... she uses her phone, puts it inside the protector and straight into her purse, the screen stays on for another 60 seconds after every use.

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