{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Smartphone+Application&page=3",
    "query": {
      "intervention": "Smartphone Application",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 3195,
    "total_pages": 320,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Smartphone+Application&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Smartphone+Application&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-25T03:29:14.428Z",
  "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": "NCT01891734",
      "title": "Enhancing Delivery of Problem Solving Therapy Using SmartPhone Technology",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Depression",
        "Anxiety"
      ],
      "interventions": [
        {
          "name": "Problem Solving Therapy plus Moving Forward",
          "type": "OTHER"
        },
        {
          "name": "Problem Solving Therapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 33,
      "start_date": "2014-04",
      "completion_date": "2015-03",
      "has_results": true,
      "last_update_posted_date": "2016-11-28",
      "last_synced_at": "2026-10-25T03:29:14.428Z",
      "location_count": 1,
      "location_summary": "No. Little Rock, Arkansas",
      "locations": [
        {
          "city": "No. Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01891734"
    },
    {
      "nct_id": "NCT04194164",
      "title": "Development of Fluid Intake App for Management of Fluid Intake During Hemodialysis , Full Scale Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Weight Gain"
      ],
      "interventions": [
        {
          "name": "Fluid intake app",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 33,
      "start_date": "2019-12-02",
      "completion_date": "2021-11-01",
      "has_results": false,
      "last_update_posted_date": "2022-02-10",
      "last_synced_at": "2026-10-25T03:29:14.428Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04194164"
    },
    {
      "nct_id": "NCT06050681",
      "title": "Calm Athlete: Feasibility of App-based Mindfulness Training on Collegiate Student-Athletes' Mental Wellbeing",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mindfulness",
        "Mental Health Wellness"
      ],
      "interventions": [
        {
          "name": "Mindfulness Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Illinois at Urbana-Champaign",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 30,
      "start_date": "2023-08-23",
      "completion_date": "2024-01-29",
      "has_results": false,
      "last_update_posted_date": "2024-02-20",
      "last_synced_at": "2026-10-25T03:29:14.428Z",
      "location_count": 1,
      "location_summary": "Urbana, Illinois",
      "locations": [
        {
          "city": "Urbana",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06050681"
    },
    {
      "nct_id": "NCT04884087",
      "title": "EMA of Substance Use in Homeless Youth",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Substance Use"
      ],
      "interventions": [
        {
          "name": "Ecological Momentary Assessment (EMA; Metricwire) Prompts 3x/day",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Ecological Momentary Assessment (EMA; Metricwire) Prompts 6x/day",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Incentive Structure - fixed",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Incentive Structure - prize based",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Nationwide Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "18 Years to 24 Years"
      },
      "enrollment_count": 40,
      "start_date": "2021-02-24",
      "completion_date": "2021-06-30",
      "has_results": false,
      "last_update_posted_date": "2023-03-17",
      "last_synced_at": "2026-10-25T03:29:14.428Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04884087"
    },
    {
      "nct_id": "NCT06582784",
      "title": "IMPACT (IMproving Proactive Approaches for Cancer Survivors' Mental Health Treatment)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depression",
        "Depressive Symptoms",
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Behavioral Activation Therapy App",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Treatment as Usual",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 279,
      "start_date": "2024-10-28",
      "completion_date": "2028-09-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-10-25T03:29:14.428Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06582784"
    },
    {
      "nct_id": "NCT05143333",
      "title": "Cognitive Assessment in COVID-19 Positive Patients Using the DANA App",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "DANA app",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 28,
      "start_date": "2021-07-01",
      "completion_date": "2021-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-01-11",
      "last_synced_at": "2026-10-25T03:29:14.428Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05143333"
    },
    {
      "nct_id": "NCT04317547",
      "title": "Translation Study of a Safe Teen Driving Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Drive",
        "Adolescent Behavior",
        "Risk Behavior"
      ],
      "interventions": [
        {
          "name": "Steering Teens Safe (STS)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Driving Feedback Technology.",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Ginger Yang",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "16 Years to 17 Years"
      },
      "enrollment_count": 180,
      "start_date": "2020-09-28",
      "completion_date": "2024-07-31",
      "has_results": false,
      "last_update_posted_date": "2024-08-22",
      "last_synced_at": "2026-10-25T03:29:14.428Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04317547"
    },
    {
      "nct_id": "NCT06292221",
      "title": "Personalized Depression Treatment Supported by Mobile Sensor Analytics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depression"
      ],
      "interventions": [
        {
          "name": "A mobile Health (mHealth) tool called 'DepWatch'",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "UConn Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 22,
      "start_date": "2024-04-04",
      "completion_date": "2025-06-08",
      "has_results": false,
      "last_update_posted_date": "2025-07-31",
      "last_synced_at": "2026-10-25T03:29:14.428Z",
      "location_count": 1,
      "location_summary": "Farmington, Connecticut",
      "locations": [
        {
          "city": "Farmington",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06292221"
    },
    {
      "nct_id": "NCT04471623",
      "title": "Decentralized Trial in Atrial Fibrillation Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Use of DeTAP App and Home Devices",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 102,
      "start_date": "2020-08-10",
      "completion_date": "2021-03-12",
      "has_results": false,
      "last_update_posted_date": "2023-03-24",
      "last_synced_at": "2026-10-25T03:29:14.428Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04471623"
    },
    {
      "nct_id": "NCT07159269",
      "title": "Cardiac point-of Care Ultrasound Training Pathway for Emergency Department Advanced Practice Providers",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Disease Acute",
        "Emergency Department Patient",
        "Heart Failure Acute",
        "Pulmonary Embolism (Diagnosis)",
        "Point of Care Ultrasound (POCUS)",
        "Cardiac Tamponade",
        "Pericardial Effusion",
        "Diagnostic Imaging",
        "Medical Training",
        "Implementation Science"
      ],
      "interventions": [
        {
          "name": "Cardiac point-of-care ultrasound (POCUS) training and clinical pathway",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 75,
      "start_date": "2025-11-13",
      "completion_date": "2030-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-03",
      "last_synced_at": "2026-10-25T03:29:14.428Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07159269"
    }
  ]
}