For questions about Android apps in general. (If possible, use a specific application's tag instead.) Note that Development is off-topic here.)

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6
votes
3answers
2k views

Why can apps access the whole SD card?

Is there a technical reason for why apps that only need their own data are not limited to one folder? I do realise that some apps use other apps' data, but I'd be much more likely to install an app ...
6
votes
2answers
370 views

How do I find a list of open applications / switch to open applications

Where can I find a list of open applications ? Is it possible to switch to them using that ?
6
votes
3answers
2k views

How to disable unread group notifications in Whatsapp?

The "mute" option allows you to stop receiving notifications. However, I can still see the number of unread messages for a group that has been previously muted. In addition, this group keeps coming ...
6
votes
1answer
780 views

How can I purchase apps from the Amazon Appstore without downloading them?

I've been procrastinating on swapping out my full 2 GB SD card for a 16 GB one I have, so I can't install many apps at the moment. It's annoying to have to wait for a download and cancel the install ...
6
votes
2answers
1k views

Reading list manager? [closed]

Does anyone know of an app for managing a reading list? Features I'd like to get include being able search names and authors from some kind of book database, link to common book sellers (Amazon, ...
6
votes
3answers
3k views

Any way to listen again to BBC radio?

I would love to listen again to BBC radio in the UK. There was an app called beebplayer for watching BBC TV as catch up, and for live radio, but not for radio listen again, although it has now been ...
6
votes
1answer
81 views

What are the security implications of using an app built “for debug”?

I've just come upon several .apk files hosted with Github projects which are "compiled for debug" (i.e. having application-debuggable set, which one can e.g. check using aapt dump badging /path/to/apk ...
6
votes
1answer
225 views

Can I run apps in a smaller resolution?

I have a Samsung Galaxy Tab 4 (SM-T235) tablet running Android version 4.4.2. It is 7 inch, which is nice, but sometimes (for example, when walking) I would like to be able to hold my device in one ...
6
votes
2answers
4k views

how to fake my personal information

I downloaded a game from Google Play. In the permission page, I noticed that it asks for my personal information. Allow this application to: Your personal information read sensitive log data. Why ...
6
votes
2answers
992 views

Do Android Default apps (phone, browser,…) support NFC?

Is there any default support on Android basic apps (phone, browser, contacts...) for NFC? Because if I want to develop for NFC, the user will need to install my NFC app. But for simple tasks that use ...
6
votes
1answer
2k views

Rooted Phone but still can't uninstall Apps

So I finally temp-rooted my HTC Desire HD and set about trying to uninstall some of the stock apps that came with it (Stocks (no pun intended), Facebook for HTc and so on). But it won't let me - the '...
6
votes
2answers
1k views

How can I find the nearest ATM in India?

There are some applications that can find and locate ATMs but those I tried are not for India or for Indian banks. Is there an app that supports this for India?
6
votes
2answers
2k views

How to move /data from internal storage to external SD card?

Apologies if this question was already asked. Is it possible to move the /data directory to the external SD card? I want all apps, app data, downloads and files to be automatically saved to the ...
6
votes
3answers
197 views

security implications of participating in app beta testing? [closed]

I am an IT professional (but not in app development). Two days ago someone contacted me about a blog post I made and invited me to participate in beta testing for a messaging app which was related to ...
6
votes
8answers
26k views

Unable to take screenshots, “Couldn't save screenshot, storage may be in use” error

I am just trying to take a screenshot of my starbucks rewards card, so I can print it out. Apparently a lot of apps like netflix, hulu, and starbucks recently have been restricting screenshots for ...
6
votes
1answer
135 views

Secure keyboard application from android market

Is it safe to install a keyboard application from android market that asks full internet access permission? Will it not lead to certain security risks? There are several free and paid keyboards that ...
6
votes
1answer
3k views

Set different volume for multiple apps running at the same time

I want to use Spotify and a running speed tracker app at the same time, but Spotify is much louder than the other app and so I cannot hear it when both running simultaneously. Is there a way I can ...
6
votes
2answers
13k 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
1answer
10k views

Can I convert a system app to a user app, uninstall it, or move it to my SD card?

Is it possible to convert a system app to a user app and then uninstall it or move it to SD? I'm thinking about not critical apps, such as Astro filemanager (I use Root Explorer), Google maps, Google ...
6
votes
1answer
2k views

Why do App Locker apps need so many permissions? Am i safe?

I've been trying to password protect an app, and it seems that the permissions vary from app to app for App Lockers. Why do so many of them require full phone access? Is there any danger if i use a ...
6
votes
3answers
4k views

Can an android app cause my phone to reboot?

I have a Samsung Galaxy S (i500) running Android 2.3.5 Lately it has been rebooting randomly. Sitting on my desk and it just reboots, sometimes when I'm on the phone, etc. Does Android protect ...
6
votes
2answers
915 views

How secure are the “app password protection” apps?

I know there are a number of apps available that can password protect specified apps. I want to know how secure they really are. As far as I know, there aren't any exposed OS hooks in android to ...
6
votes
2answers
26k views

The Mystery Of The Disappearing App Icons

If I try to rearrange the shortcuts to app icons on my homescreen, sometimes they disappear. It happens to all apps, bookmarks, and folders, too: even stock apps, like Play Store. I have an LG optimus ...
6
votes
1answer
607 views

Why do the “Successfully updated” notifications disappear?

I noticed a weird behavior when updating applications with the newer Gingerbread (2.3.5?) and now Ice Cream Sandwich (4.0.3) builds. It might also be the case with other versions, but I have not seen ...
6
votes
2answers
4k views

How to circumvent the market compatibility check?

Sometimes I would like to install some App on my Notion Ink Adam but the Android Market says that my device is not compatible with the App. ATM I simply google for the specific App and search some ...
6
votes
2answers
1k views

Add me feature of Galaxy S

There is an interesting feature in the camera of Galaxy S phones, called Add me. Using this one can take photo of a person sitting in two postures in the same frame. (A normal photo is taken, the ...
6
votes
1answer
761 views

App to hand write notes [closed]

I am looking for an app that would be good for taking hand written notes on a 10 inch screen tablet The closest app that i found is "note everything" What makes it short of my requirements is 1(...
5
votes
4answers
2k views

Closing applications [duplicate]

I guess this has to do with our habit on desktop computers where we open an application use it close the application AFAIK there's no direct way from within the application to close it. And by ...
5
votes
2answers
7k views

How does reducing brightness of screen increase battery life?

For all I have heard, reducing the screen brightness of your phone can increase your battery life. Just about every expert in the field agrees to this statement. But today I came across this article ...
5
votes
3answers
35k views

Prevent apps being uninstalled

My kids love playing with my Android. However, they don't always understand what they are doing, and occasionally I find that they have deleted some of my apps (strangely, never the ones they play). ...
5
votes
1answer
3k views

How to find app based on package name?

I've installed a malicious app that is posting ads over my notification bar, but can't find it. I know the java package name for it: com.letang.game103.en using the command: adb shell dumpsys ...
5
votes
1answer
4k views

QR scanner that doesn't want to access my contact list

(I am new to Android and to this site, so please bear with me if my question is extremely stupid and if I got the tags all wrong. Feel free to improve, though.) I want an app to scan the occasional ...
5
votes
2answers
201 views

How to keep Apps, that are banned from the offical market, up to date?

Sadly, a few fine Apps are banned from the official Market by Google (e.g. Transdroid): How can I keep those Apps up to date, without visiting the project sites regularly?
5
votes
3answers
996 views

How to play android games on PC?

I have Asphalt 6 on my HTC Desire S. That looks awesome on phone, now I want to play the game on PC. Is it possible at all? I mean is there any app which will let me play this game on my PC over wifi ...
5
votes
6answers
13k views

Android 2.2: Avoid disappearing of home shortcuts to apps into SD card. Restore app list items

I'm using a Samsung Galaxy i5510. The space in internal memory was just about to finish so I decided to move some apps to the SD card. After I did it a lot of the apps moved (not all of them) ...
5
votes
1answer
8k views

How can I group apps together in the menu view?

The menu view of the phone lists all of the apps I've installed. All of them. The phone came pre-installed with 2.5 pages of apps, and I'm up to 5. I've had the phone for 3 weeks... Is there any ...
5
votes
2answers
375 views

In general, do Android apps use encrypted connections? If so, is public WiFi safer?

I know that connecting to public WiFi carries risks. I know that much of the risk has to do with sending data over a public connection, allowing it to be intercepted. So, my question is, do most ...
5
votes
2answers
924 views

Rootless CLI Utilities

Do I have to root my android device to install command line utilities? I would really like to run Vim, among other programs on my phone. I have no reason not to root my phone, I just want to know if ...
5
votes
3answers
10k views

Why my app disappear at reboot?

When I reboot the phone, often, some of the apps a get generic icon and won't load anymore. A reinstall solves the problem but I'd rather not have to do that. Device is an Acer Liquid Metal with ...
5
votes
1answer
114 views

How can I know the directories used by an application

I've been testing some dictionaries the last few days and right now I've my SDCard with plenty of directories with many MB of data that belongs to those dictionaries. How can I find out for a ...
5
votes
2answers
5k views

If I uninstall an app do I lose the data?

I want to install Angry Birds from the Amazon App Store but all I get is errors. My guess is it's because I already have it installed. I'm afraid to uninstall just in case I lose the data. Any ideas?
5
votes
2answers
377 views

How to determine what applications are using what features on Android?

With its multi-tasking, it's easy to launch lots of applications on Android. I understand that background applications use fairly minimal resources, but they often activate features (GPS WiFi etc.) ...
5
votes
2answers
280 views

App Availability After Deletion from Playstore

I wanted to ask that what would happen to an app (For example Flappy Bird) that gets deleted from the play-store. However, I still have it on my mobile. I am changing my phone and plan to sell the old ...
5
votes
1answer
604 views

Why are disabled apps still running?

I've noticed that apps (such as Google Contacts Sync) that have been disabled using the stock Android (KitKat) app manager still show up as running when using process observer tools. This is true ...
5
votes
2answers
4k views

How to keep an app running?

I have installed a talking clock app (named "Tell Me The Time") that say the current time every quarter hour. However I does not stay active and I have reopen it occasionally. At the same time, ...
5
votes
2answers
638 views

What does the “@” symbol in the Running Applications/Services mean?

What does the "@" symbol in front of the time given in the right column of Running Applications/Services mean? See screenshot below. Phone: Samsung Galaxy S4 (GT-I9505) OS: 4.2.2 Screenshot (click ...
5
votes
1answer
6k views

Does the built-in Google app data backup work?

This question is a long time coming I guess. I have been seeing claims in Android since the dark ages that our data is being backed-up to the cloud, and recently "Sync App Data" showed up as well in ...
5
votes
4answers
4k views

How to make run only a single application with all other application stopped?

I basically want how to stop all other applicationa when my specific apllication is running. It's like in a BITSAT exam, when we log on for the quiz we cannot access internet and we can't access any ...
5
votes
2answers
386 views

Is there a real “Gmail Tap” app?

Gmail Tap, one of Google's April fools, would give the phone a three-keys Morse keyboard. Is there a way to get this functionality for real, preferably for input to any fields?
5
votes
3answers
452 views

Is there an Android app that scans a device for vulnerability issues?

Is there an application that scan the phone or the phone image searching for vulnerability issues? In the internet there are several tools that make Network scanning, but I found nothing specific for ...