Is It Legal to Record With a Hidden Camera App?

This is general information, not legal advice. We build a camera app; we are not lawyers, and nothing here is a substitute for advice about your situation in your jurisdiction. If a recording matters legally — evidence, an employment dispute, anything involving a court — talk to a lawyer before you make it, not after.

Every honest answer to this question starts with: it depends on where you are, and the variation is not small. The same recording can be unremarkable in one country and a criminal offence in the next one over.

What you can do is understand the four questions that decide it almost everywhere, and then check those four against your own local law.

1. Is there audio?

This is the single biggest factor, and the one people most often miss.

In many jurisdictions, video and audio are governed by different laws. Silent video in a public place is frequently permissible where a recording of the same scene with sound would violate wiretapping or interception statutes.

In the United States this is the one-party versus all-party consent split: some states require only that one participant (you) knows about the recording, others require everyone in the conversation to consent. Recording a call or a conversation in an all-party state without consent can be a felony.

If your recording captures speech, treat it as a materially different legal question from a photo.

2. Where is the camera pointed?

The governing idea in most legal systems is reasonable expectation of privacy.

• A public street, a park, a shop floor — generally a low expectation, and photography is broadly permitted in many countries.
• A private home, an office, a rented room — much higher.
• A bathroom, a changing room, a bedroom, a hotel room — the highest, and recording in these spaces is specifically criminalised in most jurisdictions, frequently with severe penalties and sex-offender consequences. There is no legitimate use case here and no app should be used for one.

Note that this is about the subject’s expectation, not your location. Filming into someone’s window from a public pavement does not become lawful because you were standing on public land.

3. Who are you recording, and why?

Purpose matters, both legally and practically:

• Recording yourself — your own meeting, your own lesson, your own conversation — is the least fraught, subject to the audio-consent question.
• Documenting something happening to you — harassment, an unsafe workplace, an incident — is often treated more leniently, and is the reason many people seek out these apps. It is still governed by the same consent rules.
• Recording someone else covertly for your own interest is where most legal trouble lives, regardless of how it is framed.

Data-protection law adds a second layer in some places. Under the GDPR, for example, recording identifiable people can constitute processing personal data, with obligations attached — though a genuinely personal or household activity is often exempt.

4. What do you then do with it?

A recording that was lawful to make can become unlawful to publish. Sharing footage of an identifiable person can engage privacy, defamation, harassment or image-rights law even where the recording itself was fine.

Keeping a recording private and keeping it on your own device — not uploaded, not synced, not shared — meaningfully narrows the exposure. It is one of the reasons Eclipse stores captures in an on-device vault with no account and no sync: there is no server holding your footage, because there is no server.

How to check your own jurisdiction in ten minutes

1. Search for “[your country or state] recording consent law” and note whether it is one-party or all-party for audio.
2. Search for “[your jurisdiction] photography in public” for the video side.
3. If a workplace is involved, check employment-specific rules — they are often stricter than the general law.
4. If it matters, ask a lawyer. An hour of advice is cheaper than the alternative.

Where we stand

We build a tool that makes recording less conspicuous, and we are aware that the same property is useful to someone documenting harassment and to someone committing it. We are not naive about that.

What we will say clearly: this app is not built for, and should not be used for, recording people in places where they have a reasonable expectation of privacy. That is not a disclaimer for our benefit — it is the actual line, in most of the world, between a lawful recording and a serious crime.

If you are documenting something that is happening to you, check the audio rules for where you are, keep the recording private, and get advice before you rely on it.