APK is the file format used to distribute and install software on Android. APK stands for "Application Package File".

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49
votes
10answers
57k views

How can I download an APK file from the Play Store?

I can't download apps from the Play Store on my Android device (maybe due to a network issue), so I'm wondering how could I download the APK file of an app on my PC from http://play.google.com/store?
33
votes
7answers
9k views

How can I install an app given only its APK file?

I downloaded the APK file for an app to my PC. How can I install it on my phone?
21
votes
1answer
13k views

How can I verify the authenticity of an apk file I downloaded?

The latest update of Google Maps is unavailable in my country, so I downloaded a version by googling for "Google Maps 5.4.0 apk". I did in fact find it, but now I wonder how I can tell if this is in ...
15
votes
3answers
38k views

How to install APK files on SDCARD?

I have samsung galaxy 3 (I5801). I have downloaded many APK files from internet. I have no problem in installing APK files. By default when APK file is selected it installs itself to phone memory. I ...
14
votes
3answers
3k views

Get Source Code from an .apk file?

Having an .apk file, is there any way I can get its source code?
13
votes
2answers
875 views

Is it “safe” to provide users with the apk file?

I was wondering, if I have an app that is available on the Play Store, is it "safe" to provide a direct download of the apk file to someone (either signed with the proper keys, or just debug-version)? ...
13
votes
4answers
150k views

How can I install APK file on Bluestacks app player?

I have created an Android application using Eclipse, and now I'd like to install the APK on Bluestacks which is running on Windows 7. How can I install an APK on the Bluestacks player?
13
votes
3answers
13k views

Why is “insufficient storage” wrongly reported when installing an .apk via adb? [duplicate]

I have an HTC Desire running Froyo. It is not rooted, nor have I installed any custom ROM. I get an "Insufficient Storage" error when I'm trying to install an app via adb/eclipse. The .apk is only ...
11
votes
5answers
14k views

Is there a simple way to undo an app update?

I'd like to revert to the previous version and stick with that permanently. Is that possible? I have Beautiful Widgets installed, and had it set to auto-update. It just did, and the 'update' is ...
8
votes
4answers
19k views

How do I properly install a system app given its .apk?

I removed a system app (com.android.mms) and I have the .apk needed to restore it, however it won't install through the standard channels (running the .apk gives me "application not installed"). ...
8
votes
1answer
684 views

Removing App from Play Store (Unpublish) - What happens with the users that have the App already installed?

I have to temporarily unpublish my app from Play Store for legal reason until I sort them out. What happens with the users that have the app already installed? I understand they are not allowed to ...
7
votes
2answers
18k views

What does APK stand for? What is the internal format?

Is APK an abbreviation for Android Package Kit? What about the file itself? Is it an archive such as ZIP where during install the installer extracts and copies the files onto the file system?
7
votes
4answers
3k views

Are APK files saved on my device when I install from the Play Store?

I used a Nexus 7 for a couple of years and got a Nexus 10 earlier this year. I installed a number of kids books/games on the 7 and wanted to transfer them to the 10. Now I can't find some of them at ...
7
votes
2answers
1k views

Where is a downloaded .apk placed in Android phones? [duplicate]

Possible Duplicate: Where in the file system are applications installed? Where is a downloaded .apk placed in Android phones? I want to backup the .apk files to my PC so that if something ...
7
votes
3answers
3k views

How to access Android APKs without rooting

I recently bought a 7" Android ICS tablet as a gift for a friend. Unfortunately it's not a Store supported device, so I can't download from the Store. There are a number of sites that allow you to ...
7
votes
2answers
3k views

Amazon App Store - Location of the downloaded APK

Where does this app store save the downloaded APK file? I have a problem where certain apps will only install when the sdcard is unmounted. The Amazon App store needs sdcard to be mounted
6
votes
2answers
1k views

Can i get .apk file of my application from a Qualcomm device?

I have deployed my apps .apk file on a Qualcomm device. Now due to my bad luck my laptop on which this app was developed got stolen.So i do not have my app code with me. However i have the device on ...
6
votes
3answers
4k views

Download an APK without an SD card or computer?

I have an Archos 7 Home Tablet v1, with a Cyanogenmod 7 rom on it. I do not have an sd card for it yet, and was wondering, Is there any way I can install/download an APK file to it without an SD card? ...
6
votes
2answers
11k views

Installing custom apps on a Nexus 7

Does the Asus Nexus 7 allow me to create and install my own apps without using someone's app store (like Google Play or Amazon)? I want to create my own apps but not make them open for anyone else but ...
6
votes
3answers
3k views

How to pull the apks from my android phone

I have a rooted android phone. I am trying to pull the applications from /system/app/. However this simply does not copy the apk. What I have tried. adb shell su cd data cd app ls ...
6
votes
2answers
5k views

Can I build an APK from an installed app and its data?

I would like to take an installed app, including its data, from a rooted Android device and produce from it an APK suitable for installing on a non-rooted Android device. Is this possible? Edit: ...
6
votes
4answers
2k views

How to detect who is downloading apk files in background?

At some point in time my Android phone start downloading some .apk files in background. I assume this is doing some of the free apps what I've installed on my new phone from Google Play (I've ...
6
votes
3answers
12k views

What's the cause of “Application not installed” error?

So I just downloaded the nightly version of Firefox (ARMv6) apk and when I install, I get the following error message:- This, isn't a very friendly message.. what could be the cause? How do I find ...
5
votes
2answers
2k views

Android - how to install apk from SD card

Is it possible to install an app to an Android phone from an SD card? To install it without a data connection, the marketplace, or using ADB? I've tried searching for this but no luck so far.
5
votes
3answers
1k views

How can i transfer APK files from my old SD card to a new micro SD card?

I just bought a 32GB micro SD card to replace my 8GB micro SD card for my x10. I have some apps that I've downloaded online (paid APK) and not from the market. They are currently stored in my 8GB ...
5
votes
2answers
489 views

How to make packages from f-droid to be treated as from a “known source” (if I have root)?

I usually get packages from http://f-droid.org/ repository through their package browser (because then I have a guarantee that I use free (= libre) software); and they are signed with their key. I ...
5
votes
2answers
3k views

Read APK permission by shell command

I want to read the requested permissions of an .apk file on the computer (android sdk is installed) via command line. I.E.: $ android read-permissions /path/to/someapp.apk I know this is possible, ...
5
votes
2answers
9k views

How do I install an apk as a system application?

I'm trying to install an application in the system/app folder of a device. It needs to be done since I'm writing a QAT program and the tests need to run with a few privileges not available to third ...
5
votes
2answers
426 views

Deleted Google Talk on accident

Okay, got a bit carried away in Root Explorer and deleted GTalk. Cant access Google Play. I tried reinstalling versions online, those crashed instantly. Then, i grabbed my ROM zip and pulled out ...
5
votes
0answers
2k views

Android emulator reports 0x501 error while using GPU Emulation with OpenGL ES

I am trying to run the ArcGIS for Android samples in Android Emulator. Based on the ArcGIS recommendation, I have installed the Intel HAXM and enabled the GPU Emulation as well. While running the ...
4
votes
2answers
908 views

Install APK from external_sd

I'm tearing my hair out trying to figure this out. I've read that you can copy an APK file to the SD card and use the browser to activate the installer to install it with this: ...
4
votes
3answers
4k views

How do I view apk information in Mac OS X?

On windows, I have Android Commander installed so whenever I double click on an APK file, the information about it (ie: package name, version, etc) is displayed. I'm looking for something similar for ...
4
votes
1answer
665 views

Is copying an .apk into /{system, data}/app sufficient to install an Android application?

If not, what else is done under the covers? Also, what are the differences when installing applications From the android market sideloaded from web download sideloaded using adb install sideloaded ...
3
votes
1answer
399 views

Automatically replace app after opening APK

If I download an APK and open it, I get a "Not Installed" error if the app is already present on the device. Is there any way to automatically delete the old version? (Note I'm not trying to avoid ...
3
votes
3answers
2k views

Where are the .apk files of currently installed apps stored on my Android device? [duplicate]

Possible Duplicate: Where in the file system are applications installed? How can I view the .apk files of currenly installed apps on my android phone?
3
votes
2answers
1k views

Is it ok to delete the Amazon .apk files?

I have backed up all of my .apk files to my laptop. Can I delete the .apks in the Amazon venezia cache folder without detriment and be able to put them back on the sd card and reinstall from there at ...
3
votes
3answers
6k views

Possible to install APK from personal website?

How can I allow a user to do web-install of Android APK file from my personal web page? Like to create a personal (private) APK repository where I could put APK files and send a client the link to the ...
3
votes
4answers
4k views

Why do I get “not enough space” when I copy an APK file to /system/app?

I recently rooted my HTC Desire Bravo because I needed read/write access to /system/app in order to be able to copy an APK file there. I wrote here on stackexchange on the best solution to root the ...
3
votes
3answers
757 views

Copying apk's from phone to tablet

I have a Marketless tablet (Coby Kyros), and I bought a Samsung Captivate (AT&T). Will I be able to copy the apk's I download from the phone into the tablet?
3
votes
1answer
6k views

How do I install a .apk on my Nexus 7 using the browser?

I recently got an Asus Nexus 7 Tablet shipped to me, and want to be able to use all of the .apk files I have saved on my computer (all purchased/downloaded legitimately). Here's the issue: I'm in the ...
3
votes
2answers
2k views

Install application without Google Play

I made an application, and I want my friend to install it from a link, but the apk file cannnot be installed on the Android phone. He has to use some file explorer to install it. But I see many apps ...
3
votes
1answer
2k views

How to take backup of all installed APKs from Phone to PC? [duplicate]

How do I take backup of all installed apks from my sgs2 to PC using android sdk/ 3rd party tool etc? My phone is not rooted. I can install/uninstall apks using adb, but is there any similar command ...
3
votes
1answer
4k views

Sending an application (apk) through NFC

Is it possible to install the application to another device using NFC? The application is not in Google Play store. If it is possible, how can I do this?
3
votes
3answers
513 views

Titanium Backup Locks Up When Trying To Restore System Upates (com.samsung.apk)

Okay, so in an attempt to stop the OTA notification, I un-installed System Updates 1.0.0 (com.samsung.apk) using Titanium Backup. Well, that didn't help, so I'm trying to restore the app in-case I ...
3
votes
0answers
2k views

How can I re-install my (accidentally deleted) contacts provider?

After trying without success to install stock Android contacts and contacts provider on my rooted LG Optimus F3 phone, I've ended up without a contacts provider (but I do have a contacts app from the ...
3
votes
2answers
560 views

How to install Gmail apk on emulator (from Android Development Tools, ADT)?

I'm working on an email app for Android, and I'd like to install the Gmail apk on my emulator in order to test it. How can I do that? I have seen tutorials on how to do it on windows, but I'm ...
3
votes
0answers
487 views

How to push and install APK files from a PC over Internet?

I want to push AND INSTALL apk files from PC like Play Store does (when I send install signal from web interface). How to do this? Note: The PC and Android device may not be in same Wi-Fi network. ...
2
votes
2answers
1k views

Can I install sudo/su with the signed apk exploit?

The BlueBox Security Scanner says that my Nexus 4 is still vulnerable to two signature exploits. As far as I understood the exploit can circumvent the apk-signature-check so that any apk posing as an ...
2
votes
1answer
3k views

How can I compile an Android APK from source?

There are a couple of tutorials or even questions here about creating an application for Android. But I was wondering, if I just want to compile an application from the available source on Github, I'm ...
2
votes
2answers
2k views

How to check if an APK contains native code?

Is there a way to check if an APK file hosts native code? There are many reverse engineering tools (e.g. apktool, androguard) from which you can reproduce the source files of an Android app but I'm ...