Per-app VPN vs a full VPN on a Mac

12 October 2026

Most VPN apps work like a switch for your whole Mac: turn it on and every app, every update and every background sync goes through the tunnel. That’s the right call sometimes. Often it isn’t.

What a full VPN does to everything else

When all traffic takes the long road:

• Banking and shopping sites see a foreign address and ask for extra verification, or block you outright.
• Video calls and games get slower, because every packet now makes a detour through the VPN server.
• Local devices disappear: printers, AirPlay speakers and network drives stop answering while the VPN is on.
• Streaming services act up, because they recognise VPN addresses.

What a per-app VPN does instead

A per-app VPN routes only the apps you choose. On macOS this is built into the system: an app can ask macOS to send specific apps, identified by their code signature, into a tunnel, and leave everything else alone.

That means you can put Discord or a single browser through a VPN in Amsterdam while your bank, your work tools and your Zoom call stay on your normal connection at full speed.

When a full VPN is still the better choice

• On public Wi‑Fi you don’t trust, where you want everything encrypted.
• When you don’t know which app is leaking traffic you care about.

What to check in any per-app VPN

1. Helper processes. Browsers and Electron apps run many helper processes. If only the main app is routed, the helpers can leak around the tunnel.
2. An exit check. You should be able to see the address your chosen apps use next to everyone else’s, so a mistake is obvious.
3. Reconnecting. If the tunnel drops, chosen apps shouldn’t quietly fall back to your normal connection without you knowing.

Keçiyol handles all three: it routes helper processes with their app, shows both exit addresses side by side, and can keep the tunnel up with Always on.