We spot malicious calls and ensure best communicationsecurity with a phone number identification technology based on a massive database and artificial intelligence
With the largest database of over 1.6 billion database entries, we have allied with governments around the world to integrate spam intelligence and provide users with the most detailed unknown caller identification service.
With over 80 million global downloads, our users report phone numbers to help update our database.
Advanced artificial intelligence is introduced to analyze and predict spams. Suspicious numbers are spotted accurately to made early warning possible. Special attention is given to avoid report abuse and fraudulent use.
Whoscall has a caller ID review panel that constantly reviews reported numbers and deletes inaccurate report data or private numbers to increase identification accuracy.
Whoscall has been constantly improving its information security requirements to safeguard our clients’ user data. The application has been certified by the ISO 27001 standard since 2020.
Rigorous Personal Data Protection MechanismWhoscall aims to provide you with the most accurate caller ID service to help you identify unknown callers in real time and avoid spam or harassment calls. Your authorized data are protected and we will never illegally sell or disclose the data to any third parties.
Data AnonymizationAll of the information about number you use, search or generate after a phone call will be processed with de-identification technology and converted into non-personally identifiable information. We will never share or use un-identified, unencrypted data.
We Will Never Request for Unneccessary App PermissionsWe will only ask for the minimum permissions required to activate the app and provide necessary functions. Detailed descriptions are provided to you before we request for the permissions. You can cancel any permissions required by the app at any time.
Whoscall requests for app permissions from Android users to provide full range of product features. For example, we request you to set Whoscall as the default call app to identify incoming calls faster and ensure phone number blocking works correctly. We request for SMS permission to enable SMS source identification.
A scope of the application of each permission requested will be provided to you beforehand. You may cancel or refuse to grant such permissions at any time if you do not accept how we collect, process and use your data, but you will not be able to enjoy the full range of product features afterwards. Please refer to the following features enabled by the permissions we request for.
In addition, due to system restriction, we only request for permission to use APNs from iOS users.【Product Features Enabled by Each Android App Permission】