Your home computers.
From anywhere.
Reach your files, photos, media server or smart home from your laptop, wherever you are. Nothing is opened on your router, and it's free for up to 3 people and 25 devices.
Good evening. Everything at home is reachable.
Connected to nas
From café Wi-Fi, straight to your home. Nothing opened on your router.
No port forwarding.
No router settings at all.
Your home devices stay closed to the internet. Only your own devices can reach them.
The usual way
- 01Your home app open to the whole internet
- 02A dynamic DNS name that breaks
- 03Stuck behind a shared address
With a private network
- 01Nothing opened on your router
- 02Every device by name
- 03Works on any home internet
Set it up
in an evening. Or less.
Install it on the computer at home and on your laptop. That's it.
- 1
Install it at home
On the computer that has your files or apps: a Windows PC, or Linux, including a Raspberry Pi or a home server.
MachinesHomeOnlinenas
Linux · Raspberry Pi
Onlinemedia-box
Windows 11
- 2
Install it on your laptop
Sign in with the same account. Your home devices show up in your network right away.
UnderpasslaptopConnected100.64.0.9nas
100.64.0.15media-box
- 3
Open them by name
From a café, a hotel or a friend's place, open your home apps by name, as if you were home.
homeassistant:8123from café Wi-FiLiving room
Lights on
Thermostat
21.5°
Front door
Locked
Garage
Closed
Everything you need.
Free.
The Free plan has every feature. It's limited only in size: 3 people and 25 devices.
- Free for personal useUp to 3 people and 25 devices, every feature included.
- Easy namesnas, media-box, homeassistant. No addresses to remember.
- Direct from anywhereThrough café and hotel Wi-Fi, with a relay as a backup.
- Raspberry Pi and NASRuns on ARM64 Linux, so a Pi or a home server works great.
Questions about home use.
Something we didn't cover? Write to us and we'll help you get set up.
Ask us anythingYes. Free covers up to 3 people and 25 devices with every feature. You only pay if you grow past that.
/ Independent · bootstrapped · no investors
Built by a person,
not a fund.
I'm Endi, and I build Underpass myself. No investors to answer to, only the people who run their networks on it. Every message that comes in reaches me directly.