Secure DNS & Firewall

Encrypted DNS and firewall

Free · In-App Purchases

DNS Firewall encrypts your DNS queries to prevent DNS spoofing, blocks phishing/malware, ads/trackers, with customized rules. Real-time network history view. DNS Firewall encrypts all DNS queries across all networks to ensure secure DNS queries and protect your privacy. With customized rules, it also helps protect against certain phishing and malware attacks, blocks ads and trackers, and provides a safer and cleaner network environment. ## Features ### Security DNS Firewall offers a DNS over HTTPS (DoH) service to immediately protect your DNS privacy and safeguard against DNS manipulation, a cyber attack that can block access to news sites, social media platforms, and messaging apps. ### Customizable Firewall You can add domains to the block list, including subdomains, and customize it to fit your needs. ### Predefined Blocked Categories We maintain and update predefined blocked categories, such as known malicious and phishing domains, several times a day to keep the block list data up-to-date. ### App/Service Blocking You have the option to block selected apps and services. ### Your DNS query history - Offers clear insights into your network queries. You can block or allow domains with a single tap. - Displays the domains you're visiting, the blocked domains, and the reason for the block (e.g., ad, malicious). - Shows the most recent DNS queries on your device via a timeline. - DNS query history is private and can only be accessed by you. - Can be turned off, in which case the server won't save any query data. # Privacy We are fully committed to data security and privacy. DNS Firewall is in return protecting your own privacy. Your data is fully under your control. - We don’t track your usage of DNS Firewall. There are no cookies, advertisements and analytics. - DNS Firewall is designed to be used anonymously. We do not ask for any email, phone or personal information to use our app. - We do not (and will never) sell or share any of the data submitted directly or indirectly by our users with any person or entity. # Subscription - Subscription is needed to use our service. - 14-day free trial requires activation of subscription $1.49/month or $12.99/year. - Payment will be charged to Apple account at confirmation of purchase. - Cancel in your Apple account before end of trial to avoid payment. After trial, your subscription will start and renew automatically monthly, unless cancelled. - 14-day trial is valid for one subscription only.

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- Bug fixes and improvements.

The developer, Flinteger LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Usage Data
    • Diagnostics

Privacy practices may vary based, for example, on the features you use or your age. Learn More

The developer has not yet indicated which accessibility features this app supports. Learn More

  • Seller
    • Flinteger LLC
  • Size
    • 44.2 MB
  • Category
    • Productivity
  • Compatibility
    Requires iOS 17.0 or later.
    • iPhone
      Requires iOS 17.0 or later.
    • iPad
      Requires iPadOS 17.0 or later.
    • Mac
      Requires macOS 14.0 or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
  • Languages
    English and 2 more
    • English, Simplified Chinese, Traditional Chinese
  • Age Rating
    4+
  • In-App Purchases
    Yes
    • DNSS Monthly Subscription USD 1.49
    • DNSS Yearly Subscription USD 12.99
  • Copyright
    • © 2021-2025 Flinteger LLC