Battery Waster

Battery Waster Free App

Rated 4.27/5 (595) —  Free Android application by stdev293

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About Battery Waster

This wonderfully useless application will help you get rid of the precious energy stored into your battery.
It might also warm your hands a little.

It leverages (multi-core) CPU, GPU, camera flash LED, screen brightness, sensors (MEMS and more) and GPS to maximize current consumption.

Completely free and ad-less. Feel free to leave messages (feature requests, bug reports, etc.) by email or other means. You can also check issues' statuses and other project-related information on github.

Keywords: charge, discharge, battery, experiment, open-source, light, power, fast discharge, power, calibration, calibrate, heat

How to Download / Install

Download and install Battery Waster version 9 on your Android device!
Downloaded 50,000+ times, content rating: Everyone
Android package: com.stdev293.batterywasterdemo, download Battery Waster.apk

All Application Badges

Free
downl.
Android
4.0+
Bug
buster
For everyone
Android app

App History & Updates

What's Changed
bug fixes
More downloads  Battery Waster reached 50 000 - 100 000 downloads
More downloads  Battery Waster reached 10 000 - 50 000 downloads
Version update Battery Waster was updated to version 9

What are users saying about Battery Waster

H70%
by H####:

Works great on the LG K10. I mainly use this because this phone is in storage for long periods of time. I like to drain it to about 20 percent then charge it to 75 and put it back in storage. From what I've read this should keep the capacity good over time. If you could add a feature to make it stop at a certain percentage that would be great.

K70%
by K####:

I have a Samsung Galaxy S6 and I wanted to drain my battery fast. The moment I turned the drainer on, my batter was at 43%. Ten minutes later, my phone put out a message that it was overheating and closed all aps and I saw smoke coming out of it for a brief moment. It still works, after I turned it off and put it in the fridge for a little bit. Well, the app had all the good intentions in the world, but something went terribly wrong. Still, for as long as it worked, it did what it is supposed to do.

K70%
by K####:

It says completely useless but I think otherwise. When ever u need an exusce why you missed a call or your out in the cold you can generate heat from your phone. So in few situations this can actually be quite useful

M70%
by M####:

This nearly burned me on my Nexus 6P, but then again that's Nexus for you. Dev made a great app, I wouldn't mind there being ads on the screen, especially if it helped waste the battery faster.

K70%
by K####:

Since the beginning of my journey with smartphones, I always had just one need no one could satisfy. I am talking, of course, about wasting power. Fortunately, while roaming through Play Store, I discovered this wonderful program. Now as I abound in fulfilment, I am definitely eager to recommend this app.

C70%
by C####:

For creating an app that makes our phones heat, drain the battery from 100% to 1% in less than an hour. Hope this app can be running backgrounds. But, for some phone models, turning on the torch light will not really waste a lot of power just like my phone, but flashing it will drain it faster. So I hope you can add the suggested functions and be a good developer, and not deciding to put ads in the app, as long as this is a tool app. Thanks!

D70%
by D####:

It works really well, but in just a minute or two my Galaxy S4 gave me a notification saying "cooling down" because the phone was hot hot hot! The Galaxy S4 gets hot anyways when gaming or doing some intensive tasks, such as this one. Good app.

O70%
by O####:

Pointless... but GREAT! Suitable for people who keep using their phones. This does drain battery quite fast... i mean like i have a newer phone so 1% takes 5min. Make it drain battery even faster!

K70%
by K####:

It is the best battery drainer I have ever downloaded on the Google Play Store. It's fast, easy, and it promises what it says. I highly recommend this to friends, family, colleagues, girlfriends, boyfriends, cousins, that creepy neighbor that lives across the street (e.t.c) if they wanted to drain their batteries really fast. I give this 5 out of 5 stars, and this app should be on the list of Best apps of 2016 on Google Play.

A70%
by A####:

To be honest, a great alternative is just playing Pokemon go, it drains battery like a charm. May it's a joke but this app is great for annoying friends and unnecessarily needing to waste battery :) 10.01 / 10

K70%
by K####:

1st putting load on CPUs will definitely drain power on smartphones as they have comparatively small batteries and have more powerful CPUs. KEEP UP THE GOOD WORK Ur App IS THE BEST ON PLAY STORE . Suggestions : tables have a gigantic battery . for that the developer need to add function like load on GPU ,vibrator , sensors , wifi constant scanning ,constant network scanning. This app will put a huge pressure on CPUs but don't fear as only over clocked CPUs will be damaged from that as they use more power and generate more heat.

N70%
by N####:

I see people rating 1star because according to what they write in the comment it drains battery. Retarded ratings on a whole new level. I laughed.

K70%
by K####:

I think the app works incredibly well. It has a few seconds befour it drains the power though.can u fix this problem.i have a samsung galaxy s4 mini

K70%
by K####:

Works perfectly. I have a couple of suggests to add: it would be nice to be able to run it with the screen off (not sure if that's possible) and it would be nice to set a battery level for it to stop at. Anyway I see nothing wrong with this app

G70%
by G####:

Amazing for situations when you have leftover battery and you don't want to overcharge your phone during the night. It does get your phone hot but not that much I'd say. Overall great performance, no issues design wise and fyi it is incredibly fast - got my phone from 49% to 22% in less than 20 minutes of work. Thanks for designing this and I hope I helped some of you by writing this "novel" :) 5/5

K70%
by K####:

With the new changes in android and power management, I was sick of tired of only being able to charge my phone once a week. With your app I'm able to charge once a day!

K70%
by K####:

Beware of using it. It will drains ur battery badly and also use it wisely as it may makes ur phone warmer and warner but it does really drain the battery. Good

G70%
by G####:

Expected to see some top-level drainage, but was left disappointed as it pulled only 800mAh from the battery. By contrast, Vainglory can rip up to 2A out during a game.

K70%
by K####:

Great app, one question however when I leave the app to do something else on my phone the flashlight turns off does this mean the app only works when its open and not in background? Droid Maxx 4.4.4

K70%
by K####:

I don't know what's gone wrong here but whenever I use it all my battery power starts to go. Fix and I will give 5 stars

K70%
by K####:

When you need to get rid of your battery quickly, just start up this app! Extremely useful when you say to yourself, "my battery is too full!"

K70%
by K####:

Just for fun, can this app have some extra cool features like: mine for bit coins and other crypto currencies?

K70%
by K####:

It works but when I use it the screen freezes and stops working I had to restart my phone to fix it. I have a BLU Vivo XL and I am running version 6.0 Marshmallow I hope this gets fixed

K70%
by K####:

Crashes tablet will not restart until power is plugged back in

K70%
by K####:

It only drained 1% after around 2 minutes while the Flashlight, GPS, WiFi, Bluetooth, Data Connection and VPN is on. My device is Lenovo A7000 and the capacity of my phone battery is 2900 mAh

K70%
by K####:

Emptying your battery and heating it up will shorten battery life not extend it. Charging it fully and the heat associated will also shorten life but not as much. Charging to 80% discharging to 20% will extend lithium ion battery life. Don't believe me? Research it.

K70%
by K####:

I use this to drain my Galaxy S7 Edge battery from time to time as I read somewhere that this can extend the life of your battery (versus charging it frequently when the battery has plenty of power). This does indeed discharge the battery quickly. I can drain my S7 in about 1.5 hours from a full charge. Be forewarned though, the phone will get pretty warm, but WARM is the key word here, my S7 never got hot, just noticeably warm. A BIG THANK YOU to the author of this program for a great AD FREE program that does what it claims to do!

J70%
by J####:

This app drains battery amazingly quickly. My phone's battery life is ridiculously long and this app kills battery really fast. Only problem is that it also heats up my phone really quickly and my phone automatically shuts down when it gets too hot. So I don't get a complete drain and I have to turn my phone back on and start the app again. Other than that this app is perfect. Moto X Play Android 6.0.1

Q70%
by Q####:

The app does exactly as described. I just bought a 10000 mah battery and it needs to be drained to 0 before charging to %100 and this is draining it about %1 per minute.

Q70%
by Q####:

Note 4 on Marshmallow. Does what it says. But I'd have written the app so camera LED was disabled by default. Leaving it on seems too risky. Otherwise, what's not to like. It's drained my battery 6% in less than ten minutes. I'm using the app to test a new battery in a wonky phone.

Q70%
by Q####:

Made my break in / calibration of a new battery much faster and easy. Would like to see a temp sensor to stop when too hot, or a timer to auto stop n start to keep heat down.

Q70%
by Q####:

Waste my battery as fast as lightning left for toilet for 5minutes and deain 10%

Q70%
by Q####:

The phone gets hit but the app does what it says it on the label! Good job! Try adding vibration too!

Q70%
by Q####:

Repeatedly causes my Galaxy S5 to restart within 30 seconds Of starting the drain.

Q70%
by Q####:

this app does exactly what described. one thing can be improved, automatically scroll down for the log updates

Q70%
by Q####:

TF300 left on constant charge would only display 100pc charge when taken off charge. A few discharge and recharge cycles sorted this out. This app certainly helped with the discharge half of the cycle.

Q70%
by Q####:

Buggy. Restarts the tablet.

Q70%
by Q####:

Vibration isn't working on note 4

D70%
by D####:

Wastes battery very quickly

Q70%
by Q####:

Great app does what it says needs auto scroll.


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Rating Distribution

RATING
4.35
595 users

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