Discover Korea’s leading phone app, whowho, embraced by over 30 million users. This innovative telecommunications solution intelligently filters out unwanted calls, ensuring you focus only on the important ones. Experience a new era of smart communication, free from the hassle of spam calls.

Features of whowho:

Real-time Caller Information

WhoWho provides real-time information on unknown numbers, helping you make informed decisions on which calls to accept and which to reject. This feature empowers you to stay in control of your incoming calls.

Convenient Number Management

Efficiently manage your contacts by recording important information about each number, such as whether it is safe or spam. This helps you maintain a clean and organized contact list, enhancing your overall communication experience.

Community Reporting Feature

Share information on unknown numbers with other users to create a helpful community service for all WhoWho users. This collaborative effort strengthens the app's ability to identify and block spam calls effectively.

Tips for Users:

Customize your settings

Tailor WhoWho to your preferences by customizing settings such as call blocking options and caller information display. Personalizing your app ensures it works seamlessly with your communication needs.

Regularly update your database

Stay informed by regularly updating your database with the latest information on unknown numbers to ensure accurate caller identification. Keeping your database current is key to maintaining the app's effectiveness.

Utilize the app widgets

Take advantage of the convenient widgets offered by the app, including call logs, frequent contacts, and keypad, to enhance your user experience. These widgets provide quick access to essential features, making your interactions smoother and more efficient.

Information about the App's Access Permissions

• Required permissions

• Address book/phone/text messages/call logs: used to identify contact information and numbers/senders. These permissions are essential for the app to function optimally and deliver accurate caller information.

• Select permissions (You can use the app even if you do not agree to select permissions.)

• Microphone: used to support call recording. This permission allows you to record important conversations for future reference.

• Location: used to register your location for nearby area search results based on device location. This feature enhances the accuracy of local number searches.

• Camera: used to register location when searching for numbers, and to support video calls. The camera permission facilitates both location tagging and high-quality video communication.

• Storage: used to register location for number search and to support call recording. This permission ensures that your data is saved securely and can be accessed when needed.