For questions about Android apps in general. (Do not use if your question is for a specific application. Note that App Development is off-topic here.)

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5
votes
10answers
18k views

My new Nexus 7 doesn't allow me to receive apk files with bluetooth

I have just got a Nexus 7, and I am trying to send an app that i made into my Nexus, neither sending it with my phone using bluetooth or directly from my laptop using bluetooth works: on my phone it ...
5
votes
2answers
322 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
1answer
2k 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
3answers
377 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 ...
5
votes
2answers
1k views

Does Android have a task scheduler?

Microsoft Windows has the Task Scheduler Manager to schedule tasks based on time or other events, as far Linux has cron to the same feature, does Android have something like? Could I install cron on ...
5
votes
2answers
330 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
2k views

How can you determine what programs you installed last?

Following my question about logs I wonder if there is a way to determine the last updates and applications which have been installed. Does Android keep a chronological list of installed programs and ...
5
votes
2answers
412 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
2answers
12k views

How to transfer installed apps from one account to another

On my Note 2 I have two accounts configured my.email@gmail.com my.work.email@company.com Usually I have the Play Store configured to buy/install apps under my.email@gmail.com but somehow it got ...
5
votes
1answer
90 views

Is there a way see if any of the apps on my phone have updates available?

Is there a way see if any of the apps on my phone have updates available? I occasionally get a notification that updates are available but is there a way of checking manually? If I clear the ...
5
votes
2answers
3k views

Why do apps legitimately purchased from Android Market warn about missing license?

A few weeks ago I purchased two paid apps, 3G Watchdog Pro (3GWP) and The Photographer's Ephemeris (TPE). Both of them displayed warnings that the license is missing, and advised to visit Android ...
5
votes
1answer
298 views

Using Multiple Devices With the Play Store

I've been using a Droid (original model) for a while and recently I bought an Archos 7 Home Tablet at Office Depot (I think it was on clearance, but I don't remember why it was marked down). I ...
5
votes
2answers
238 views

Can my friend's android phone impersonate the star ship Enterprise?

I was recently trol... browsing reddit and found they geekiest command to boldly go where no command has gone before play -n -c1 synth whitenoise lowpass -1 120 lowpass -1 120 lowpass -1 120 gain +14 ...
5
votes
1answer
356 views

how do I get most of my standard linux utilities and commands on Android 3.1?

by standard, i mean just what users often get by default with one of the popular distros. for example, uname, finger, vim, tmux, etc. I have a galaxy tab 10.1 (android version 3.1, already rooted) ...
5
votes
3answers
283 views

Looking for a parts list application [closed]

I am looking for an application like a shopping list, that will let me put in items with the prices and give me a final total...so that if I have a project, I can put in all the prices(scanning ...
5
votes
1answer
695 views

Is there a way to move installed apps from one device to another?

I have Galaxy Tab 7 inch which has some installed apps and I don't have the APK files. I would like to move the apps to a new Galaxy Tab Plus 7 inch. Is there a way to move my installed apps from one ...
5
votes
3answers
2k views

Open source tasks app that syncs automatically with Google Tasks? [closed]

Now that there is an API for Google Tasks (tasks in Calendar), do you know a tasks app with the following features? Automatic sync with Google Tasks Open Source Works offline too. Minimalist (same ...
5
votes
1answer
230 views

Unknown not removable apps

I have two apps: informacje and Czasoumilacz which I cant remove through Settings > Applications > Manage Applications. What's that and how do I handle the problem?
5
votes
2answers
779 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 ...
5
votes
1answer
6k 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 ...
5
votes
2answers
141 views

How do I view and manage the list of Intents that launch what apps in my phone? How do I unregister these apps?

During the day I notice that many of my installed apps run themselves automatically. For example, FB all of a sudden asks my GPS data or reads my contact list, without me launching the FB app. FB ...
5
votes
2answers
12k 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
328 views

What system app stores the cellular network settings?

Before installing a new ROM, I backed up all data from my system apps using Titanium. I installed the new ROM, and also put in a new SIM card from a different network (so it was in on first boot-up ...
5
votes
4answers
896 views

Any way to schedule a passive profile-change? (connectivity, volume etc.)

What I am wondering is if there is any way to make Android change its profiles passively from one state to the other at e.g. 3 pm in the afternoon local time: Through Android internally (with some ...
5
votes
1answer
898 views

What to do with 'duplicate' apps? (ie. HTC version and 'vanilla' version)

I was going through my app list today when I saw: Facebook Facebook for HTC Sense similarly, there are other "duplicate" apps like Peep & Twitter, Mail & Gmail, Calendar (red) ...
5
votes
3answers
783 views

Is it possible to install the Nexus One Calendar app on the Samsung Galaxy S Captivate?

I've been using the Galaxy S for a little while now, first on the stock 2.1, and then on stock 2.2. I'm mostly happy with this phone, but one of the things that I don't like is the Calendar app that ...
5
votes
1answer
15k views

My apps status suddenly become “not installed on the phone”, even the google play store!

I have been searching online for problem similar to my case but unfortunately didn't manage to find any solution to my case. INFO Samsung Galaxy S2 i9100T droid version 4.03 STORY I didn't do ...
5
votes
1answer
160 views

All non stock apps are crashing

Suddely without any previous event my application has started crashing. Only stock applications work? Cleared cache of some of them but nothing happened. Do you have any ideas, or I will have to make ...
5
votes
1answer
753 views

Camera app that records EXIF

Is there a camera app that records EXIF information? In particular, I would need the following: GPSLatitude GPSLongitude GPSImgDirection SubjectDistance I've checked that all these fields can be ...
5
votes
3answers
2k views

Android: Listing all activities

I have an Android phone which is not rooted. Is there any way I can obtain/export a list of all installed packages with their available activities? ADWLauncher has an activity picker in its custom ...
5
votes
2answers
393 views

Note taking app that syncs with the cloud and lets me create a shortcut to a specific saved note?

I'm looking for note taking app that does the following: Syncs with a cloud based account (like simplenote) Keeps a local version of each note (I dont want to have to wait for it to download each ...
4
votes
4answers
782 views

Is it possible to use an AT&T phone for android development without rooting?

This question seems to say that it's necessary to root an at&t phone (like the samsung captivate) in order to install apps from unofficial sources. My question is a bit more focused: if I'm ...
4
votes
7answers
14k views

Why am I unable to install some apps?

I own an HTC Salsa with Android 2.3.3 (Gingerbread). The problem is that I can't download apps like Subway Surfers, Temple Run, Candy Crush, etc. The market reports, "your device is incompatible". ...
4
votes
6answers
12k views

How to run built-in Sound Recorder?

If you go to Settings -> Apps -> All, you'll be able to find the "Sound Recorder" built-in application in JB 4.2.2, but it's not shown on the app drawer. Curious, how to run it?! PS: it's not ...
4
votes
3answers
6k views

How can I prevent an app being uninstalled from the Play Store?

In our organisation, we are providing Android tablets to some users. There is an app we have installed on the devices that we don't want users to be able to remove. I have searched for "app lock" in ...
4
votes
4answers
457 views

Geofenced ring volume app?

Is there an app to set a ring volume automatically based on location? What I need is an app to switch to vibrate when I'm at home and turn the volume up when I leave home (ringing phone wakes my ...
4
votes
3answers
4k views

How to change the demo OS in Sony xperia tablet z

I have bought a sony xperia tablet z yesterday.. the showroom dint have the stock right now, so he sold me the demo piece in the display.. it is working fine, so i took it.. but after using it i ...
4
votes
8answers
23k views

Import data from ColorNote app?

I have lost my Android phone but I have backup of my SD-card on which I have backup of my ColorNote app. How can I get all my notes from that backup? NOTE: I am using iPhone now so don't have a ...
4
votes
1answer
590 views

Application connection errors after phone reset

My phone was reset, now Wordfeud gives constant connections errors. Do I have to reset something for Wordfeud to work?
4
votes
3answers
668 views

Close app as opposed to letting it run in the background

I'm not sure whether this is a Galaxy Nexus question or an ICS question, but here goes: Suppose I'm using some app and then I move to the home screen, rather than shutting down, the app is left to ...
4
votes
1answer
334 views

If I download and install a non-market application and then proceed remove it, does it mitigate any security issues?

If I downloaded a non-market application and installed it and discovered it may be malicious, does removing it from the list of applications completely discard it and help mitigate any security ...
4
votes
1answer
2k 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 ...
4
votes
5answers
10k views

Force Android to display in grayscale

Is there a way to force all of Android to display in monochrome(also known as grayscale)? I'm working with a someone who has ADHD (and I am mildly ADHD myself). The colors are too much for him/her to ...
4
votes
4answers
3k views

Help Uninstalling Stubborn Application

I have the original Motorola Droid. I recently installed Lotus Notes Traveler on it (we use Lotus Notes at work). The application is giving some issues, so I was going to uninstall it and re-install ...
4
votes
2answers
250 views

Suddenly can't find several apps in Market

So I've been using several apps for a while now, and all of the sudden, I can't seem to find them in the Market anymore. If I look on the "My downloads" page in the Market, it does show as installed, ...
4
votes
1answer
253 views

Looking for an ePub reader that works without an SD card

I'm looking for a ePub reader to read a collection of .epub files I have but so far each one I've tried has had problems because I don't have an SD card in my phone or I haven't been able to figured ...
4
votes
1answer
4k 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 ...
4
votes
1answer
249 views

How can I check if installed apps are latest versions?

I used to have an app on my Desire HD that I think was called Something Dog. When launched, it would list all the installed apps and whether they were the latest versions. My Desire HD crashed a ...
4
votes
2answers
2k 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 ...
4
votes
2answers
475 views

Do apps that claim to increase SD card performance really work? Strain on card?

I was recommended an app today that supposedly increases the r/w cache on the SD card. By default it's set to 128kb. I'd imagine this works in a similar fashion to a BufferedReader (in java). My ...