Can smartphone apps help more people quit smoking? new study tests three approaches.
NCT ID NCT05415761
First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study compares three mobile health methods to help underserved primary care patients stop smoking: two smartphone apps (iCanQuit and iCanQuit+Motiv8) and the Florida quit line. Over 1,300 participants will be followed to see which approach leads to more people quitting, measured by breath carbon monoxide levels and self-report. The goal is to find effective, scalable options for those with limited access to care.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- behavioral interventions (smartphone apps and quit line)
- What this could lead to
- If successful, this could provide effective, accessible smoking cessation options for underserved populations, reducing tobacco-related disease.
- What could go wrong
- This is a large but early-stage comparative study; results may not apply to all smokers, and app-based approaches may have low long-term engagement.
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
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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
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About 1,332 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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May 2023
- Expected to finish
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Dec 2027
An estimate. End dates often move.
- Lead sponsor
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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
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21 years and older
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide 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: * ≥21 years old * Referred by the provider via Ask-Advise-Connect * Receiving care at one of the participating clinics * Daily access to their own smart phone (the study team will provide assistance to patients without a phone to obtain one through aid programs for low-income patients) * No household members already enrolled Exclusion Criteria: * Unstable medical or psychiatric illness
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Get notified about this study
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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.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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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
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University of Florida
RECRUITINGGainesville, Florida, 32610, United States
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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- Can a fitness tracker help smokers kick the habit for good?
- Lawyers and pharmacists team up to help coal miners kick tobacco
- Can a pharmacist and text messages help smokers quit even when they're not ready?
- Can a tailored quit-smoking program help cancer patients and survivors kick the habit for good?