Is it legal to see my child's location without them knowing?

With a young child, sharing the location of their phone through parental controls is legal, although it's best to tell them. With a teenager, their right to privacy and their right to decide about their data from age 14 carry weight, and secretly getting into their phone can have legal consequences. For a specific situation, consult a lawyer.

Can parents look at their minor child's phone?

In 2015 Spain's Supreme Court accepted that a mother could read her daughter's messages given a well-founded suspicion that she was the victim of a crime. It's an exception for a serious danger, not a general permission.

What should I do if I'm worried about where my child goes?

Talk face to face, share your locations with each other, swap the map for arrival alerts, and agree on when you'll check. If there's a serious risk, ask for help from Fundación ANAR (600 50 51 52 for families) or INCIBE's 017 line.

Can Mi Estela be used to locate someone secretly?

No. To be in a circle, everyone has to accept, everyone sees the same about everyone else, and each person can check “Who can see me” to see who can see them.

Teens · Privacy · Safety

Secretly Checking Your Child's Location: Why It Backfires

It's one of the most searched questions, and it almost always comes from fear, not from wanting control. Here's what Spanish law says, why secretly locating a child usually ends badly, and what works better, even when there's a serious reason to worry.

The Mi Estela teamOctober 15, 2026 · 7 min read

An eye crossed out with a yellow line and a map pin beside it

In this article

What Spanish law says, without the jargon
Why it usually backfires
What to do instead
How Mi Estela does it

If you've searched for how to see where your child is without them finding out, you're probably worried: they're late, they reply rarely, they've changed friends, or the world just feels scary. That's understandable. This guide won't show you how to do it in secret, but it will explain why it almost never works, what the law says, and what you can really do to feel at ease. We're not lawyers: if you have a specific situation, check with one.

What Spanish law says, without the jargon

Parental authority is a duty, with limits. The Spanish Civil Code (article 154) says it must always be exercised in the child's interest and with respect for their rights. Looking after them isn't the same as being allowed to do anything.
Minors have a right to privacy. The Organic Law on the Legal Protection of Minors (article 4) recognizes it. It doesn't disappear just because they're your child.
From age 14, they decide about their data. Spain's data protection law (LOPDGDD, article 7) sets 14 as the age to consent to the use of personal data. Below that, parents consent.
Parents must promote balanced, responsible use of devices (article 84 of the same law). In other words: accompany them, don't spy on them.
Violating another person's privacy without consent can be a crime (article 197 of the Penal Code), and so can getting into someone else's phone.

And the well-known Supreme Court ruling? In 2015 the Criminal Chamber accepted as evidence the Facebook messages of a minor daughter that her mother had read, because there was a well-founded suspicion that the girl was the victim of a crime. It's an exception for a serious danger, not a general permission to watch.

In practice: with a ten-year-old, sharing the location of their phone through Family Link or En familia is legal and normal, and it's advisable to tell them. With a fifteen-year-old, secretly installing something to follow them is another matter, and it can backfire on you.

Why it usually backfires

They find out. Phones are increasingly good at warning: the iPhone has Safety Check, which shows who you share your location with, Android has a privacy dashboard that shows which apps have used location, and teens swap tricks with each other.
Once they find out, trust breaks. And with it, what you need most: for them to tell you things.
They get better at hiding. A second phone, location switched off, the phone left at a friend's house. You see less than before.
The day something really happens, they won't call you. Because calling you would mean admitting where they were.
Spyware apps are a different league. The ones that read messages or listen through the microphone in secret are the same ones used to stalk partners. We cover it in how to tell if a phone has stalkerware.

What to do instead

If what you want is peace of mind

Ask them to their face, and make it two-way: you share too. There's a script in “my son says I'm watching him”.
Swap the map for arrival alerts: know they've got home without watching where they are the rest of the time (how to know if they've arrived without calling).
Agree on the exception: “if it's late and you don't reply, I'll check where you are; I won't do it out of curiosity.” Said in advance, it isn't spying.
Give them room: being able to appear only by area at certain times means they don't switch everything off.

If there's a serious reason

If you fear they're being bullied, that someone is deceiving them online, that they're using drugs or that they might hurt themselves, location won't solve it. Ask for help:

Fundación ANAR: 900 20 20 10 for children and teens, and 600 50 51 52 for families and schools (in Spain). Free, confidential, 24 hours.
INCIBE's 017 line: free cybersecurity help for families and minors (in Spain), every day from 8 a.m. to 11 p.m.
If there's immediate danger: 112, or the Police (091) and Guardia Civil (062) in Spain.

How Mi Estela does it

In Mi Estela, nobody can be seen without them knowing: to be in a circle, people have to accept, everyone sees the same about everyone else, and under “Who can see me” you have the list of who can see you right now. From age 14 each person has their own account; until 18, a minor shares at least their area and an adult in the circle approves social features. And each person turns on route history for themselves, with a notice. It isn't a tool for spying, and we don't want it to be: we explain that in presence, not surveillance.

Sources

Written by the Mi Estela team. We talk about other apps with sources and dates; if you spot anything outdated, drop us a line at hola@miestela.app and we'll fix it. Brands and names mentioned belong to their respective owners.