{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Smartphone+Application-based+Intervention",
    "query": {
      "intervention": "Smartphone Application-based Intervention"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 1045,
    "total_pages": 105,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Smartphone+Application-based+Intervention&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T11:19:29.486Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT05753410",
      "title": "App-Based Mindfulness Training for Individuals With Anorexia Nervosa and Bulimia Nervosa",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anorexia Nervosa",
        "Bulimia Nervosa",
        "Anorexia Nervosa, Atypical",
        "Bulimia; Atypical"
      ],
      "interventions": [
        {
          "name": "Mindful Courage",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yeshiva University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 32,
      "start_date": "2023-03-01",
      "completion_date": "2025-01-01",
      "has_results": true,
      "last_update_posted_date": "2026-04-16",
      "last_synced_at": "2026-09-02T11:19:29.486Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05753410"
    },
    {
      "nct_id": "NCT03836391",
      "title": "Precision Public Health: Enhancing Connections to Develop Just-in-Time Adaptive Intervention Strategies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight and Obesity",
        "Overweight",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Nudge",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 53,
      "start_date": "2019-02-12",
      "completion_date": "2019-09-16",
      "has_results": false,
      "last_update_posted_date": "2019-11-13",
      "last_synced_at": "2026-09-02T11:19:29.486Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03836391"
    },
    {
      "nct_id": "NCT02841735",
      "title": "Young Adult Naturalistic Alcohol Study (YANAS) Using Smartphone Technology in a Simulated Laboratory Environment",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Alcohol Use",
        "Alcohol Drinking",
        "Drinking Behavior"
      ],
      "interventions": [
        {
          "name": "Smartphone breathalyzer device/app use",
          "type": "DEVICE"
        },
        {
          "name": "BAC estimator app use",
          "type": "DEVICE"
        },
        {
          "name": "Text messaging procedure",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "21 Years to 25 Years"
      },
      "enrollment_count": 9,
      "start_date": "2016-07",
      "completion_date": "2018-02-03",
      "has_results": false,
      "last_update_posted_date": "2018-12-03",
      "last_synced_at": "2026-09-02T11:19:29.486Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02841735"
    },
    {
      "nct_id": "NCT03736876",
      "title": "A Healthy Relationships Program for Vulnerable Youth",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pregnancy, Unplanned",
        "Sexually Transmitted Diseases"
      ],
      "interventions": [
        {
          "name": "About Us",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "ETR Associates",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "14 Years to 18 Years"
      },
      "enrollment_count": 550,
      "start_date": "2018-02-01",
      "completion_date": "2021-05-12",
      "has_results": false,
      "last_update_posted_date": "2022-03-24",
      "last_synced_at": "2026-09-02T11:19:29.486Z",
      "location_count": 3,
      "location_summary": "Oakland, California • San Diego, California • Scotts Valley, California",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Scotts Valley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03736876"
    },
    {
      "nct_id": "NCT05180383",
      "title": "Examining Feasibility, Acceptability, and Sustainability of a Novel Personalized Smartphone Intervention for Suicide - Open Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Suicide and Self-harm",
        "Suicide",
        "Suicide, Attempted",
        "Suicidal Ideation"
      ],
      "interventions": [
        {
          "name": "Mobile Application to Prevent Suicide (MAPS)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Butler Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 10,
      "start_date": "2023-12-05",
      "completion_date": "2025-04-30",
      "has_results": false,
      "last_update_posted_date": "2025-09-05",
      "last_synced_at": "2026-09-02T11:19:29.486Z",
      "location_count": 2,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        },
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05180383"
    },
    {
      "nct_id": "NCT03776422",
      "title": "Homeless Youth Study - Stepping Stone 2.0",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mental Health Issue (E.G., Depression, Psychosis, Personality Disorder, Substance Abuse)"
      ],
      "interventions": [
        {
          "name": "Mobile self-help intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Rush University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "16 Years to 25 Years"
      },
      "enrollment_count": 100,
      "start_date": "2017-12-21",
      "completion_date": "2019-07-08",
      "has_results": false,
      "last_update_posted_date": "2019-09-27",
      "last_synced_at": "2026-09-02T11:19:29.486Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03776422"
    },
    {
      "nct_id": "NCT06024395",
      "title": "A Stepped Care Approach to Treating Dental Fear",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dental Fear"
      ],
      "interventions": [
        {
          "name": "A stepped-care approach to the treatment of dental fear; Dental Fearless",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "New York University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "13 Years to 99 Years"
      },
      "enrollment_count": 1000,
      "start_date": "2023-09-11",
      "completion_date": "2028-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-03",
      "last_synced_at": "2026-09-02T11:19:29.486Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06024395"
    },
    {
      "nct_id": "NCT05293756",
      "title": "OPtimizing Technology to Improve Medication Adherence and BP Control (OPTIMA-BP)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension",
        "Self-Management",
        "Technology",
        "Quality of Life"
      ],
      "interventions": [
        {
          "name": "OPTIMA-BP Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Case Western Reserve University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 208,
      "start_date": "2021-02-14",
      "completion_date": "2027-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-03",
      "last_synced_at": "2026-09-02T11:19:29.486Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05293756"
    },
    {
      "nct_id": "NCT06667661",
      "title": "A Mobile App to Improve 24-Hour Movement Guideline Adherence in Preschoolers",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy",
        "24-Hour Movement Guidelines",
        "Feasibility Studies",
        "Sleep",
        "Physical Activity",
        "Screen Time",
        "Sedentary Behaviors",
        "Motor Skills",
        "Cognition",
        "Parent-Child Relations",
        "Mobile Application",
        "Health Education",
        "Child Development"
      ],
      "interventions": [
        {
          "name": "Shining Star mHealth App",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "4 Years",
        "sex": "ALL",
        "summary": "3 Years to 4 Years"
      },
      "enrollment_count": 80,
      "start_date": "2025-01-29",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-12-11",
      "last_synced_at": "2026-09-02T11:19:29.486Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06667661"
    },
    {
      "nct_id": "NCT06746012",
      "title": "Designing a Dyad-Based mHealth Intervention to Improve Adherence to Lifestyle Recommendations in Colorectal Cancer Survivors and Their Family Caregivers",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stage I Colon Cancer AJCC v8",
        "Stage I Rectal Cancer AJCC v8",
        "Stage II Colon Cancer AJCC v8",
        "Stage II Rectal Cancer AJCC v8",
        "Stage III Colon Cancer AJCC v8",
        "Stage III Rectal Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Discussion",
          "type": "PROCEDURE"
        },
        {
          "name": "Educational Activity",
          "type": "OTHER"
        },
        {
          "name": "Internet-Based Intervention",
          "type": "OTHER"
        },
        {
          "name": "Interview",
          "type": "OTHER"
        },
        {
          "name": "Medical Device Usage and Evaluation",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Supportive Care",
          "type": "OTHER"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2024-05-03",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-09",
      "last_synced_at": "2026-09-02T11:19:29.486Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06746012"
    }
  ]
}