Extreme Call Blocker (Stealth)

Extreme Call Blocker (Stealth)

10,000 - 50,000 downloads

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* Message blocking problem with Kitkat is fixed, please download the update and follow the instructions. You'll need to download our message app to connect with the blocker app.
* Message App developers: if you are interested in making your app work with the blocker app, please email us. We'll provide interface file and instructions.

Download complete step-by-step guide at http://a0softus.com/documents/ExtremeCallBlockerUserManual.pdf

Watch ABC news reporting about Extreme Call Blocker here:

-- Password protected
-- Stealth mode: hide app icon from your app list, nobody can know the app is installed except you. To hide the app also from Play store download list, contact developer before download.
-- Backup/Restore to/from SD card or Dropbox cloud service, won't lose your numbers and messages when you uninstall and reinstall , or switch phones.
-- Option to automatically erase all blocked calls from your phone's call log, all blocking events are saved in the app's blocking history log, and can be emailed out from the phone.

-- Support four ways to block a call:
* Send to voice mail: no screen flash if number is also in your contact
* Answer-and-hang up: prevent the caller from leaving you any voice mail, no voice mail and no miss call notification.
* Mute the ring only: caller will hear the normal ring and then voice mail, you hear nothing.
* Block outgoing calls: Ideal if you give the phone to kids and don't want them to call numbers you don't them to call.

-- Six ways to block SMS (Text only message):
* Blocked and erased
* Blocked and saved in the blocking history log, can be viewed, edited and replied from the blocking history log.
* Blocked and hide in the private sms box, can be viewed, edited and replied only by you, from the private sms box.
* Auto reply only without blocking, use as an auto text responder.
* Block based on message content, with content filter
* Auto forward the message to another number.

-- Block MMS (messages with attachment, picture,music...):
* MMS erased before received.
* Auto reply only without blocking

-- Build-in private sms box:
* Hide private SMS messages, message will only be saved in private mail box, not anywhere else
* Password protected.
* LED only notification of new private message, pick your own LED color.
* Calls to/from private listed numbers will automatically be erased from phone's call log, and logged in the private sms box. No trace of calls on the phone from private numbers.
* Concealed entry to private sms box
* Remote clear: clear the mail box remotely in case your phone is lost or in unwanted hands
* Auto time out to close the mail box
* Shake phone to close the mail box , so nobody can sneak up on you
* Invisible new message widget only shows up when there is new private message.
* Mail box auto closed when phone screen turns off.

-- 4 ways to customize blocking :
* Black list: Add individual numbers to be blocked, each number can be blocked in different ways, support timers to block based on day, hour and minute. Also block UNKNOWN, PRIVATE or other restricted numbers, and option to block all numbers not in contact book. Use wildcard match to block an area code. Option to send auto text message reply to blocked calls and messages.
* Blocking profile: setup blocking profiles, in each profile setup sms blocking and call blocking options,then add as many numbers to the profile as you want, without the need to setup blocking for each number. Support wildcard matching of phone numbers, can easily block all numbers from an area code , or 800, 877, etc.
* Contact Groups Blocking: Add all numbers you want to block to a Google contact group,and block all numbers in the contact group at once, support blocking on calendar schedule.
* White list: setup no-blocking list for calls you don't want to miss.

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Recently changed in this version

Version 30.7.3

Fixed a few memory related issues.
We apologize for frequent updates recently, we have to be compliant with Google's new privacy policy , and deal with Kitkat created memory issues in the meantime. Thanks for understanding and being patient with us.

Comments and ratings for Extreme Call Blocker (Stealth)
  • (72 stars)

    by Garrett Cline on 17/04/2014

    Ever since I found this app on the play store, I've been using it after buying of course.

  • (72 stars)

    by Collin Goredema on 16/04/2014

    Latest version does not even save settings. Been upgrading regularly and settings are not saved.. This is a basic programming thing people! Also, what's with the extra SMS application needing to be installed? Get into partnership with others

  • (72 stars)

    by Eric Erickson on 16/04/2014

    Trying to turn off the app doesn't work. Apps password function will stop working and app then won't load on restart. Have to reinstall app Evey few days.

  • (72 stars)

    by Peter Vo on 16/04/2014

    I had spam calls from an 800 number about a month after I got a new phone and they would call on a Thursday each week at different times. This app blocks and hangs up their annoying calls. I'm guessing the last person who had this number either didn't pay

  • (72 stars)

    by Dorothee cape on 16/04/2014

    Love app. Easy to use and works a dream

  • (72 stars)

    by Caryl Cousins on 16/04/2014

    After 2 yrs with this app I had no issues until today and it was caused due to my error by typing in a wrong character in my whitelist and it took a day and a dozen emails with the developer who was even out of town yet still emailed me and helped me figu

  • (72 stars)

    by Amari j on 15/04/2014

    This product doesn't work anymore! Calls are not being blocked, when I turn the app off it seams to turn back on when I go back into the app. these are just some of the many issue that I'm experiencing... I let the apple for the android just for this ap