Free
In-App Purchases
About
This app provides a suite of network diagnostic tools to analyze connection speed, latency, and DNS leaks. It offers detailed traffic monitoring, connection logging, and protocol adjustment features for optimizing network performance. Users can also manage automatic connections and view global node quality reports.
✓Network health score and optimization suggestions
✓Speed test with download, upload, and latency metrics
✓Real-time latency and route tracing
✓DNS leak detection
✓Real-time traffic monitoring
✓Connection log management
✓Protocol and parameter adjustment
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What's New in Calf VPN
1.2
September 20, 2026
Updated the connection interface Fixed startup failures on some systems and devices Improved stability
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Subscriptions & In-App Purchases
周卡
自動續訂隨時取消
$2.997 Days
User reviews
FAQ
Does Calf VPN have ads?
No, Calf VPN does not contain advertisements. The application is free to download and use, with optional in-app purchases for premium features.
What are the subscription options for Calf VPN?
Calf VPN offers several auto-renewing subscription plans: a weekly plan for $2.99, a monthly plan for $6.99, a quarterly plan for $19.99, and an annual plan for $49.99. These plans provide access to enhanced services and features.
How can I manage or cancel my Calf VPN subscription?
You can manage or cancel your subscription through your Apple Account settings in the App Store. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current subscription period.
What devices is Calf VPN compatible with?
Calf VPN is compatible with iPhone, iPad, and iPod devices. It is designed to run on Apple's iOS operating system.
How often is Calf VPN updated?
The latest version of Calf VPN is 1.1, which was last updated on September 8, 2026. Updates typically include new features, bug fixes, and performance improvements.
What is the age rating for Calf VPN?
Calf VPN has an age rating of 17+. This rating is based on the content and features available within the application.
Where can I find the privacy policy and terms of use for Calf VPN?
The privacy policy for Calf VPN can be found at https://calfvpn.github.io/legal/privacy-policy.html, and the terms of use are available at https://calfvpn.github.io/legal/terms-of-use.html.
Can I adjust connection parameters in Calf VPN?
Yes, Calf VPN allows flexible adjustment of connection parameters. You can manually adjust the MTU between 1200–1500, and TCP Fast Open and MPTCP are available when supported by the system and network.
