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Your phone could help beat depression: new app trial launches

NCT ID NCT03678194

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tests whether a smartphone app that tracks daily mood and symptoms can help doctors treat depression more effectively. 200 adults with depression will use the app for 6 weeks, while a comparison group receives standard care. The goal is to see if the app improves treatment response, medication adherence, and quality of life.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
smartphone application
What this could lead to
If it works, this could give doctors a simple tool to better understand and treat depression day by day.
What could go wrong
This is an early-stage study focused on testing the app's usefulness, not a treatment itself. It may not lead to better outcomes for everyone.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

About 200 people

The number the study aims to enrol. It can still change while the study runs.

Started

Oct 2020

Expected to finish

Dec 2026

An estimate. End dates often move.

Lead sponsor

A government agency

The lead sponsor is a government body.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

18 to 65 years

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Age between 18 and 65 years; * Fulfilling the Diagnostic and Statistical Manual version IV (DSM-IV) criteria of depression assessed by the Structured Clinical Interview; * Patients started their antidepressant treatment less than 5 days before inclusion; * Patient treated in an outpatient setting; * Patient informed of the diagnosis of his disease; * Informed patient with written consent. Exclusion Criteria: * A current mental or psychiatric impairment or disease (schizophrenia, bipolar disorder) that required psychotropic medication or inpatient treatment on a psychiatric ward; * A history of psychosis, including schizophrenia, bipolar I or bipolar II disorder, and major depressive disorder with psychotic features; * Cognitive deficit and not thus being able to comprehend the informed consent and study procedure; * Patients with somatic, cognitive or other disorders preventing the use of the device (deafness, impaired vision, illiteracy….); * Non-comprehension of the French language

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • Centre Hospitalier Charles PERRENS

    RECRUITING

    Bordeaux, 33076, France

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