Generic tag for questions regarding mobile network telephone calls using your Android device. Please check first if a more specific tag exists for your issue (e.g. 'voip' or 'callerid'; the full tag wiki lists more examples).

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44
votes
7answers
7k views

Is there a way to easily record a phone conversation in-progress?

I do not own an Android device. I was thinking about getting one, and an important feature for me is the ability to record a phone conversation which is in progress - meaning, while I am in the middle ...
35
votes
4answers
80k views

What is an “Emergency Call,” and can I set number for it?

On the default lock screen, whether using pattern or pin, there is a button at the bottom which says "Emergency Call". But if I try to call my home number or anything it tells me "That is not an ...
22
votes
2answers
4k views

Can I hang up using a button?

When I'm on a phone call nothing is more important than the ability to hang up. If, for whatever reason, I suddenly find myself in an embarrassing situation or interrupted by something important, I ...
19
votes
2answers
16k views

How to disable “reject call with an SMS”?

ICS introduced an option to reject incoming calls with an SMS. Is there a way to disable this function. If yes, how? Sony Xperia S handset running JB
15
votes
4answers
5k views

How do I disable receiving calls and messages?

I use my HTC Evo 3D (currently Android 2.3, soon Android 4.0) to record cycling workouts (GPS + Endomondo). During workouts, I don't want to receive any calls / messages for the following reasons: I ...
15
votes
3answers
32k views

What does the voice privacy setting do?

In perusing the settings on my EVO today, I noticed that there is an option under call settings named "Voice Privacy". The description beneath the checkbox merely states "Enable enhanced privacy ...
12
votes
5answers
31k views

Can the Nexus 7 send and receive GSM texts and calls?

The Nexus 7 3G is out and I'm wondering whether Android 4.2 tablets are still data-only devices. Can I install a custom ROM or apk to this tablet so that I can send and receive GSM calls and text ...
11
votes
3answers
267 views

How can I distinguish important calls?

I'm a freelancer and have a somewhat erratic work schedule, so it is rather difficult for me to tell people at which times I'm available, which means that occasionally people call me while I'm at a ...
11
votes
3answers
5k views

How can I play audio over an open phone conversation?

I would like to be able to play an audio recording over an open phone conversation. I.e., while the phone is connected (an outgoing call) a prerecorded audio file is played over the open phone ...
10
votes
4answers
5k views

How to stop a phone from ringing without rejecting the call?

Sometimes I don't want to take a call, but I don't want him to know that. So I left the phone be until it stops, so it would appear that I'm away from phone or something and I miss the call. Can I ...
10
votes
2answers
2k views

Block unknown callers at work, but let them through if they try again

I have Tasker for Android but I don't know enough about it to be able to implement this. I'd like this to occur when I am connected to a specific wireless network: If someone phones who isn't in my ...
9
votes
12answers
28k views

How can I prevent my screen from turning off while on a phone call?

When I'm on a call my screen turns off after X seconds. Half the time I can't get it to turn back on without pushing the on/off button, which I have set to terminate a phone call (because half the ...
9
votes
9answers
9k views

Can I forward/reply calls/sms to PC?

I wonder if its possible to forward calls or sms to PC where I can then reply or at least get notified of a call/sms? For example, calls might be forwarded to Skype, isit possible?
9
votes
17answers
33k views

Unable to turn on screen during calls

Both of my Galaxy S3s have a problem with their proximity sensors. I make a call, put the phone to my ear, but then if I want to hang up the screen is dead and won't wake up. I cannot disconnect the ...
8
votes
1answer
55k views

People can't hear me on my Samsung Galaxy S3

When I send or receive a call, the person on the other side can't hear me. Sometimes, the microphone goes mute during the call. But when I check if the phone is on mute, but it isn't. It happens ...
8
votes
1answer
8k views

Answering Machine on Android

Playing audio to telephony uplink is possible but Microphone input data is also transmitted. How to switch of microphone on android devices Is there a possibility to play audio to telephony uplink ...
8
votes
1answer
381 views

How can I get a busy tone when dialing a number which is actually busy

I usually dial a number and then put the phone in my pocket (using a headset). That doesn't work very well when the destination is busy since I never get a busy tone. I just get a "number is busy" ...
8
votes
1answer
184 views

App for calling a list of contacts, one after another

My daily commute is rather long, and I make lots of phone calls while driving. Dialing while driving is illegal, so I have to stop by, dial, and drive again, which is inefficient, time consuming and ...
8
votes
1answer
424 views

Number recognition of company number ranges

I would like it, if it was possible to program a number range of a company in my phone as a pseudo-contact. For example, I know my company has a thousand telephone numbers in a block. I have a number ...
8
votes
1answer
303 views

Incoming call notification that supports landscape mode

With my HTC One V in the car dock in landscape mode, incoming call notifications still appear in portrait mode. Is there a way I can configure or replace this with something that will display properly ...
8
votes
2answers
577 views

Convert + to 00 for international calling

I am currently overseas, using a foreign SIM card in my phone. Since I travel often, all of my contacts are stored in international format (e.g. +12125551212 or +4474567899). However, my foreign ...
7
votes
5answers
7k views

How to show screen display during phone call on HTC Wildfire?

I have started using the HTC Wildfire, and have a small niggle with it. When making a call, the screen blacks out to conserve power. This makes it awkward when you have to enter a number i.e. for an ...
7
votes
1answer
1k views

Can an app call a phone without me knowing?

The reason I ask is because I have gotten various calls from seemingly random numbers saying that I had called them. When I check my call log, there is no outgoing call to their number. This has ...
7
votes
3answers
556 views

Call Encryption

Is it possible to encrypt calls on Android OS? How do I do that?
7
votes
3answers
2k views

Reduce minimum in call volume

I find that the minimum in-call volume on my HTC Desire is still far to loud on some calls. Since I got the phone, I have flashed several different custom ROMs, radio updates, etc, and have had the ...
7
votes
1answer
794 views

Is it possible to receive an incoming call while tethering on an Android phone?

Is it possible to have a 3G tethering session and receive an audio call at the same time? Is this the function of the phone or the mobile OS or the carrier-network?
7
votes
2answers
588 views

Phone calls over headphone jack?

I'm looking at buying a new car. Many of the cars I see now come "standard" with an audio-in jack. The option of a Bluetooth connection is usually much more expensive. My question is: If I plug my ...
7
votes
5answers
6k views

How do I choose a wired headset whose buttons work?

I'm switching from iPhone to the Nexus 4 (yay!) and I know that the Nexus 4 doesn't come with a headset. I also know that for simple audio playback, any stereo headset can be used -- but I also want ...
7
votes
3answers
2k views

Blocks all calls not going through Google Voice?

Not sure if this is the correct place to ask, but is there a way to prevent anyone from calling my Android phone directly, so they all incoming (and perhaps outgoing, but incoming is most important) ...
7
votes
4answers
2k views

Is it possible to only silence certain notifications?

I'm running Android 2.2 FroYo on an HTC Droid Incredible. When I go to bed, I want to turn off all notifications except for incoming phone calls, which I still want to receive. Is this possible, ...
7
votes
2answers
604 views

Google Voice “Call With…”

I love the Call With... feature in the Google Voice webapp and use it often. It allows you to initiate a call from your Google Voice number by first dialing one of your linked phones then patching you ...
7
votes
3answers
551 views

How to prepare touchscreen-based Android device for [emergency] calling using only hardware buttons?

If my touchscreen Android phone gets smashed I expect that it can happen that only touchscreen is broken (as it seems to be the most fragile part) while the device itself able to function somehow; and ...
7
votes
1answer
1k views

Calls with speakerphone input and headphone output on Nexus One

I've searched and found several posts on various sites with this same problem but nobody offering a solution. I use my N1 in a car mount with music playing through my stereo with a 3.5 mm cable. When ...
7
votes
1answer
717 views

Disable notification for declined calls

I have a HTC WildFire (android 2.1) phone. I want to disable the notifications for the calls I knowingly decline. I still want to get the notification for the calls I miss. Does anyone know any ...
6
votes
5answers
812 views

Make calls directly from contacts

There are many contacts in which I have more than one phone number listed. I want to call the default number of the contact directly without going to the Infinity view and select the number to call. ...
6
votes
5answers
1k views

Send all calls to Voice Mail

It's seems like it should be a simple thing, but I haven't figured it out yet on my desire. How do I send all calls to voice mail? I can disable the mobile data network and put the phone in airplane ...
6
votes
2answers
413 views

Touchscreen triggered by cheek while on the phone?

When I'm on the phone, my cheek will often push buttons on the screen, causing either the call to end, or unintended navigation. This is really annoying - I try my best to keep my face away from the ...
6
votes
3answers
12k views

Samsung Galaxy S: phone won't send or receive calls and text messages

I own a rooted Samsung Galaxy S, running 2.2 Froyo. My service provider is AT&T. Every so often, around about once a week to once a month, my phone will unexpectedly, without warning, enter a ...
6
votes
3answers
1k views

Can I route a call via SIP based on a phone number?

My Android 4.0.4 phone supports SIP. However, the options when to use the "Internet calling" are very limited: "For all calls", "Only for Internet calls", "Ask for each call". I would like to use ...
6
votes
9answers
3k views

Cant answer the phone

Often when someone phones me, the phone just locks up. I can't slide the ring up to answer. Sometimes the ring moves a little.. sometimes not at all. I just can't do anything until the caller stops ...
6
votes
1answer
138 views

Using Calendar while calling

Can I access the phone calendar whilst on a call on a Samsung GT i8500. If so, how?
6
votes
2answers
559 views

Android added a plus sign before the number, making an undesired international call

I cannot repeat this bug, but I can see it in my call log. Last Monday I called a friend with a number beginning with 328 (Wind provider, Italy). According to the log, I called a number starting with ...
6
votes
1answer
632 views

How do I silence a call with my Samsung Fascinate?

I want to be able to silence the ringer/vibration of a call without hitting the "ignore" button. The reason is that if someone gets sent to voice mail after one or two rings they will likely know ...
6
votes
2answers
18k views

Phone doesn't ring or show missed call, later a voicemail appears

I have an AT&T Samsung Galaxy 2 and have had a sporadic problem: A person calls me, my phone doesn't ring, kicks them over to voice mail, doesn't show as a missed call, and then the voice mail ...
6
votes
5answers
14k views

Disable automatic screen turn-off during call

I use Gingerbread. My Android phone has feature, that turns off display during call when I put the phone to my ear. However, the sensor is probably over-sensitive in my device, so it often turns off ...
6
votes
3answers
1k views

How to increase call log archive to longer than 30 days?

Is it possible to increase the time length covered by call history records? I think it's currently fixed to 1 month, older entries will be deleted by the log rotator. Is this hard-coded? I know there ...
6
votes
1answer
742 views

Is it possible to use the GMail “Call Phone” functionality on Android without Google Voice?

I'm outside the US so don't have access to Google Voice. On the GMail web page, if you enable chat, you can see a "Call Phone" option which allows you to call land line phones from the web page. Is ...
6
votes
1answer
815 views

Is there a way to fix the call answer delay?

This is a known Android issue which has been widely reported (example). I saw a suggestion to use Call Delay Patch from the Android Market, but some report that this helps while others report that it ...
6
votes
2answers
1k views

My SGS cell headphone's button doesn't work, what should I do?

My wired headphones, the ones supplied by samsung with the Galaxy S, button doesn't answer calls, open music player, play a track, or even pause tracks. But when I downloaded the trial version of ...
5
votes
2answers
577 views

Is it possible to turn of the GSM radio and still use data connection?

I recently starting using a Samsung Galaxy S4. I need to use a special phone at my work. For that purpose I have a duo card where I turn off one phone to use the other. The problem is that I can ...