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Firewall is an app designed to enhance your phone’s privacy and security. It acts as a powerful call screener, allowing you to block unwanted calls and maintain control over who can contact you. The app efficiently identifies and stops spam calls, telemarketers, and other nuisance calls, ensuring that your phone remains a sanctuary of peace. With Firewall, you have the tools to protect your personal space and time from intrusive calls, giving you more control over your communication and privacy. Firewall was a Time Magazine “special mention” invention of the year in 2019.