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Can a phone app help schizophrenia patients stay on track?

NCT ID NCT04602741

Knowledge-focused Sponsor: Centre for Addiction and Mental Health Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested a smartphone app called A4i designed to help people with schizophrenia manage their illness and stay connected with their care providers. 91 adults with schizophrenia or related disorders used the app for 6 months. The goal was to see if the app was practical and safe to use, not to measure health improvements.

What this could mean

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

Active substance
A4i smartphone app (behavioral intervention)
What this could lead to
If successful, this could point toward a low-cost digital tool to support schizophrenia self-management and improve communication with healthcare providers.
What could go wrong
This was a small feasibility study (91 participants) testing only whether the app is usable and safe, not whether it improves health outcomes. Results may not apply broadly.

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

91 people

The number who actually took part.

Started

Jan 2021

Finished

Jun 2023

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

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

Ages

18 years and older

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: 1. Participants will be adults, 18 years of age or older, with a chart diagnosis of a DSM-5 schizophrenia spectrum illness confirmed by a structured diagnostic interview (SCID-5)40. 2. All participants will be engaged in outpatient psychiatric treatment. 3. Proficiency in English. 4. Own and use an Android or iOS smartphone. Exclusion Criteria: 1. Lack of capacity with no identified substitute decision maker. 2. Intellectual disability.

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Conditions

The condition(s) this trial relates to.

psychotic disorder Psychotic Disorders schizoaffective disorder schizophrenia

As listed by the trial registrant

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

Psychotic disorders Schizo affective disorder Schizophrenia

Contacts and locations

Locations

  • Centre for Addiction and Mental Health

    Toronto, Ontario, M6R2C4, Canada

More trials for these conditions

Other studies related to the condition(s) this trial covers.