About this app

Chkon: Caller ID, Dialer - Who calls is the best app for identifying and call blocker, like a mobile phone number tracker, number locator and caller number identification tool. We can identify calls,
track phone number even identify unknown callers so as to find the TrueCaller and show who’s calling you — Including the caller　location.

* Chkon: Caller ID & Dialer - Callblocker ID depending on the data-base, to help you filter out the ineffective phone call, prompt you garbage phone call
* Add a personal blacklist that blocks message or calls you do not need to answer
* Easy call information display, clearly let you know who is the call
* Block Calls from known spammers and unwanted callers
* Will query the call records, including missed calls, answer and also dial the phone, display the caller's details, including the caller location and time
* Easy to query the address book, easy to manage and search
*Identify Who calls you if you don’t have their number
* Call directly in the app
* User can search by phone number or name
* Photo Caller ID

+ Connect with friend, block spammers
A real all-in-one contacts, dialer, sms and also call log app that helps you block unwanted people via caller ID & call blocker. Whether it’s a call or sms - you’re always in control over the people you connect with.

+ Call Log
See all the call history in the recent calls. Including the missed calls, completed incoming and outgoing calls, no answer calls. As a mobile number locator, shows in detail the caller name and caller location.
Call block function aka call blacklist - call blocker blocks unwanted calls. These call logs will also be shown. No unknown numbers anymore.

+ Dialer
Make phone calls in the app directly. Now your Dialer is truly yours to block number.

+ Unknown Callers
Identify unknown callers in real-time by knowing who’s on the other end of the line. Consider Chkon app the firewall that only allows the calls and texts you want to receive.

+ Full Contact ID info
The true caller ID name, dialer photo, birthday, social info, number location etc.


If you have issue with this unknown caller identifier and trucaller app, please let us know so we can fix the problem as soon as possible.

If you enjoy using our who called me app, we will appreciate it if you can leave a rating and review on Chkon: Caller ID & Dialer - Callblocker ID Free under our Google Play listing.

App Permissions

Allows an application to initiate a phone call without going through the Dialer user interface for the user to confirm the call.
Allows an application to send SMS messages.
Allows an application to read SMS messages.
Allows read only access to phone state, including the phone number of the device, current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device.
Allows an application to see the number being dialed during an outgoing call with the option to redirect the call to a different number or abort the call altogether.
Allows applications to open network sockets.
Allows applications to access information about networks.
Allows an application to read the user's call log.
Allows an application to write (but not read] the user's call log data.
Allows an application to read the user's contacts data.
Allows an application to write the user's contacts data.
Allows an application to read from external storage.
Allows an application to write to external storage.
Allows an app to create windows using the type TYPE_APPLICATION_OVERLAY, shown on top of all other apps.
Allows modification of the telephony state - power on, mmi, etc.
Allows applications to access information about Wi-Fi networks.
Allows an application to modify the current configuration, such as locale.
Allows applications to change network connectivity state.
Allows applications to change Wi-Fi connectivity state.
Allows an application to receive the ACTION_BOOT_COMPLETED that is broadcast after the system finishes booting.
Allows an application to monitor incoming MMS messages.
Allows an application to receive SMS messages.
Allows access to the vibrator.
Allows using PowerManager WakeLocks to keep processor from sleeping or screen from dimming.
This constant was deprecated in API level 21. No longer enforced.
Allows an application to read or write the system settings.
Allows an application to record audio.