
Marketplace listing
Sell the sofa, not your real mobile.
Give buyers a number that can take calls, SMS, and then disappear when the listing is gone.
Your real number
Number you share
Use it where trust is temporary
The individual use case is not only privacy. It is control. You can be reachable in the moment without making that moment permanent.

Marketplace listing
Give buyers a number that can take calls, SMS, and then disappear when the listing is gone.

First message
Dating apps, group chats, meetups, and one-off plans can use a line that is not tied to your SIM.

Social sign-up
Use XLines for rewards, deliveries, app trials, and OTPs so your personal number stays quiet.

Verification code
Replies, codes, and calls land here. Your personal SIM stays out of sight.
Three privacy moves
Use your XLines line wherever a stranger, seller, app, or form asks for a number.
Quiet a noisy line without silencing the people who actually matter.
When a number starts attracting spam, let it go and pick up a clean one.
What stays simple
Calls and SMS arrive in the XLines app, including verification codes from supported services.
Your real SIM stays off forms, databases, marketplace listings, and unfamiliar contacts.
Keep a number for a week, a move, a side project, or a recurring account. You decide.
People call and text a standard number. They do not need another app or new habit.

That is the entire point: keep normal phone behavior, but put a boundary between your real identity and everyone else.
Pick a private XLines number, use it wherever you need distance, and replace it when the job is done.