Lockdown
Open source firewall and VPN for iOS and Mac that blocks ads, trackers, and badware in all your apps.
| What is it | Open source firewall and VPN for iOS and Mac that blocks ads, trackers, and badware in all your apps. |
|---|---|
| Pricing | Unknown |
| Platform | Mobile App |
| Best for | Blocking hidden app trackers, Preventing ad tracking across devices |
| Domain registered | 2020 |
Data updated Aug. 1, 2026
What does Lockdown do?
Lockdown is a privacy app for iOS and Mac that works like a protective shield for your device. It has two main functions: a Firewall and a Secure Tunnel VPN. The Firewall operates directly on your device, blocking hidden ads, trackers, and malware in every app you use, not just your web browser. The Secure Tunnel VPN encrypts your internet connection to prevent your browsing history from being tracked by your internet provider or other network observers. Both features are designed to work together for comprehensive privacy protection.
The tool stands out because it is completely free and open source, meaning anyone can inspect its code to verify its security claims. It is also certified as 'Openly Operated,' a standard that requires full transparency about its code, infrastructure, and corporate ownership, with all claims backed by public proof and independent audits. This is a direct response to many other privacy tools that have been found to secretly spy on users or sell their data.
Lockdown is ideal for anyone who uses apps on their iPhone, iPad, or Mac and is concerned about the amount of data being collected about them. It's particularly useful for stopping invasive tracking from social media SDKs and analytics companies that are embedded in most free apps. It provides a simple, set-and-forget solution for people who want more control over their digital privacy without a complicated setup.
Key features
What makes it stand outWho is Lockdown for?
Who benefits most from this toolTrust & presence
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