How to know a cita alert is real before you rush to book

An alert is only useful if you can trust it

Getting a cita previa in Spain is a race against the clock. Whether you need huellas, a TIE, or an NIE, the pattern is the same: a batch of appointments is released, and it is gone in minutes — sometimes seconds. So when an alert lands on your phone telling you a slot is free, you have two choices: drop everything and book immediately, or open the portal to check whether the alert is actually right first.

That second step is the problem. If you stop to verify, the slot may be gone by the time you finish. If you skip verification and rush in blind, you might be chasing an alert that fired on stale data, a booking CAPTCHA someone mistook for availability, or a slot that was already taken. Either way, a text alert leaves you doing the one thing you have no time to do: checking whether it is true.

The verification tax

Every appointment alert carries a hidden cost that nobody advertises: the time you spend confirming it before you act.

Most alert tools work the same way. They watch the official site, and when something changes they send you a message — "availability found" — with a link to the portal. That link does not show you the availability. It sends you to the same booking flow everyone else is racing through, where you find out whether the alert was real only after you have committed to the attempt.

When appointments survive minutes, that verification tax is expensive. The few seconds you spend second-guessing an alert are seconds the fastest bookers are already spending on the form.

What a screenshot changes

A screenshot of the actual calendar collapses the two steps into one. Instead of "a slot might be free, go check," you get "here is the free slot" — the real page, captured at the moment the alert fired.

There is nothing to verify because the proof is in the message. You can see with your own eyes that the availability was genuine, which office it was in, and which days had open times. You decide whether to book in the time it takes to look at one image, not the time it takes to load the portal and re-run the search yourself.

That is the whole point of proof: it turns "might be free" into "go now," and it does it before you have spent any of your narrow window.

What is actually in the screenshot

The screenshot is a capture of the official gob.es calendar — the same page you would land on if you walked the booking flow by hand. It shows the office the appointment is for, and the days that had open times when we found them.

It is not a mock-up, a stock image, or a generic "slots available" graphic. It is the real availability, on the real government site, at the moment of the alert. If the calendar shows three open days, the screenshot shows three open days. If a booking gate appeared instead, you would see that too — which is exactly the kind of thing a plain text alert hides from you.

Concrete beats plausible. A claim you have to trust is weaker than a picture you can read.

Where Cita Ping stands

For transparency, since this is our site: this is how Cita Ping works. When you create a monitor for your province and procedure, every alert we send — by email or Telegram — includes a screenshot of the real availability on the official site. As far as our research goes, it is the only cita previa alert service that shows you the calendar instead of just linking to it; everyone else sends a link and leaves the checking to you.

We still never book for you, never ask for your portal credentials, and cannot guarantee an appointment — availability is scarce and you still have to win the race. What we can do is make sure that when you run, you already know the slot is there. You can also browse the availability data we publish for free, with no signup, to see how often slots actually appear in your province before you rely on anyone's alerts.

Official sources

Cita previa portal for extranjería and Policía Nacional