Windwall


Windwall — Free Download. Firewall control center

Windwall is a control application for the Windows Firewall included with Windows 10 and Windows 11. It operates from the system tray and writes directly to the native firewall through supported platform APIs, so each rule it creates is a genuine Windows Firewall rule enforced by the operating system itself. The program displays a live connection log where every inbound and outbound connection appears in real time with the responsible process, PID, remote address, port and protocol. Allowed traffic is marked in green and blocked traffic in red, and any row can be turned into an allow or block rule with one action. Three security postures, High, Medium and Low, are switchable from the tray and apply across the Domain, Private and Public profiles at once. Additional capabilities include full management of native firewall rules, a “Block with Windwall” entry in the Windows right-click menu, and light and dark themes. The core version is free, with no ads and no account, while an optional lifetime Pro key adds the Shield blocklist, malware-filtering DNS, a per-app traffic monitor with data limits, searchable connection history and rule collections.

★★★★★
4.0(1 ratings)
File size: 89.5 MB
The latest version of Windwall is: 1.0.0
Operating system: Windows
Languages: English
Price: $0.00 USD (Freemium product)
  • Live connection log. The central monitoring surface of the program. Every allowed and blocked connection on the computer streams into a single list in real time, with each entry showing the program name, process identifier, remote address, port and protocol. Entries are color-coded: green for traffic the firewall permitted, red for traffic it denied. The list can be searched by process name, IP address, port or protocol, which makes it possible to isolate the activity of one application or one remote endpoint inside a busy stream. Any row can be acted upon directly, so a program observed making an unwanted connection can be blocked without leaving the log or opening a separate rule editor.
  • Native firewall rule management. Windwall enumerates, creates, enables, disables and deletes the genuine Windows Firewall rules rather than maintaining a private rule set of its own. Because the program writes through the supported Windows platform APIs, what Windwall displays is exactly what Windows enforces, and rules created by other tools or by the operating system itself appear in the same list. This removes the risk of two competing rulebooks, where a connection is blocked in one interface but permitted by the actual system firewall.
  • One-click security modes. Three predefined postures can be applied to the whole machine at once, covering the Domain, Private and Public network profiles simultaneously. High blocks all inbound and outbound traffic, including traffic that would otherwise match an allow rule. Medium blocks inbound traffic and blocks outbound connections that do not match an existing rule. Low blocks inbound traffic and permits outbound traffic, which corresponds to the standard Windows default configuration. The posture can be changed from the main window or directly from the system tray.
  • Smart block prompts. When an unknown program attempts an outbound connection, Windwall presents a single notification card offering two choices: Allow or Block. Selecting either option writes the corresponding Windows Firewall rule immediately, so the decision is recorded in the system firewall rather than in a temporary session state. This turns an otherwise manual rule-creation procedure into a single confirmation at the moment the connection is attempted.
  • "Block with Windwall" context menu entry. A shell integration item added to the Windows Explorer right-click menu for executable files and folders. Selecting it creates a blocking rule for the chosen program or for the programs inside the chosen folder without opening the Windwall window at all. The integration is intended for situations where a specific application should be prevented from reaching the network and the user does not want to interrupt their current task to configure the firewall manually.
  • Launch-chain lineage. A Pro feature that reconstructs the full ancestry of processes behind a connection. Instead of showing only the process that opened the socket, Windwall displays the chain of parent processes that led to it, for example a document editor that started a scripting host that then contacted a remote host. The root of the chain is shown at the top, and every ancestor in the chain can be allowed or blocked in place. This addresses the case where a firewall monitoring only the final process name would misattribute the origin of the traffic.
  • Rule collections. A Pro feature for grouping firewall rules into named sets. Rules that are frequently toggled together, such as those for a group of games, a set of work applications or a VPN kill-set, can be organized into a collection and then enabled, disabled or deleted as a single unit. This replaces repeated individual rule changes with one action on the whole set.
  • Shield — malicious IP and DNS protection. A Pro feature that enforces a curated blocklist of botnet and malware addresses as hidden native firewall rules, so the entries do not clutter the visible rule list. In addition, Shield routes network adapters through a DNS resolver that filters known malicious domains. The DNS configuration remains in effect while the feature is active and the previous resolver settings are restored when it is switched off.
  • Traffic Monitor and world map. A Pro feature providing live bandwidth usage per process, separated into WAN and LAN figures, together with an interactive map that plots the remote endpoints a connection is reaching. The monitor shows which applications are consuming network capacity at any given moment and where their traffic is directed geographically.
  • Data limits. A Pro feature that assigns a daily or monthly data allowance to an individual application. When the application exceeds the configured limit, Windwall either issues a warning or cuts the application off from the network until the measurement period resets. Live usage bars for the configured applications appear inside the Traffic Monitor so that consumption can be reviewed against the limit.
  • Connection history. A Pro feature that retains allowed and blocked connection events for hours and days rather than only the current live stream. The stored events remain searchable, so a connection observed earlier can be located after the fact and the sequence of events around a given time can be examined. This extends the live log into a reviewable record.
  • System tray operation and themes. Windwall runs in the notification area, where the security posture can be changed and the main window opened. The application can be configured to start together with Windows. Two visual themes, light and dark, are provided, and the program requests administrator privileges at launch because managing the Windows Firewall requires elevation; if it starts without elevation, a relaunch prompt is shown.

Windwall was created as a dedicated control interface for the firewall that already ships with Windows, at a time when the built-in firewall offered no convenient view of live connections or of the programs generating them. Development has proceeded around a single design decision: the program does not implement a filtering engine of its own, does not install a kernel driver and does not run a background service. All rule operations are performed through the supported Windows platform APIs, which means the effect of every action is enforced by the operating system itself.

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