A built-in VPN kill switch is a standout feature for a browser-based VPN, ensuring that if the VPN connection drops, your traffic is not exposed.
Before you leave, run this 3-point audit on your Firefox browser:
: It provides free, unlimited usage without a subscription, which is a rare feature for verified browser extensions. Security Considerations
The official Chrome Web Store listing for 1ClickVPN (managed by the same team) claims a "No Logs" policy and strong encryption, though these claims are generally self-reported and not always independently audited [1]. 1clickvpn firefox verified
Mullvad is a privacy-first VPN that requires no email address or personal information to sign up. They are heavily audited, open-source, and offer a dedicated Firefox extension for their subscribers. Proton VPN (Free Tier)
As of its latest update, the extension was reported to have approximately 2,698 users and a rating of 3.1 out of 5 stars on the Firefox Add‑ons store.
As the name suggests, it is a single-click setup—click to activate, click to deactivate. 1ClickVPN Performance Review 2026 A built-in VPN kill switch is a standout
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While 1ClickVPN offers a "Verified" level of ease, it is technically a VPN Proxy extension
Every extension listed on the official Firefox Add-ons store must pass automated security scans. These scans check the source code for known vulnerabilities, malicious scripts, and hidden data-harvesting protocols before the extension is allowed online. Core Features of 1ClickVPN for Firefox Mullvad is a privacy-first VPN that requires no
If the mixed reviews for 1clickVPN give you pause, there are several verified alternatives for Firefox. The choice depends on your needs, whether you want a free solution or a more premium, paid service with ongoing development.
: While some marketing materials mention a kill switch, expert reviews of similarly named services suggest these features may be missing or inconsistent. Data Handling