{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Smartphone+Application&page=21",
    "query": {
      "intervention": "Smartphone Application",
      "page": 21
    },
    "page_size": 10
  },
  "pagination": {
    "page": 21,
    "page_size": 10,
    "total_count": 3199,
    "total_pages": 320,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Smartphone+Application&page=22&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Smartphone+Application&page=20&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-28T15:33:08.449Z",
  "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": "NCT01826591",
      "title": "DIETFITS Study (Diet Intervention Examining the Factors Interacting With Treatment Success",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Insulin Resistance"
      ],
      "interventions": [
        {
          "name": "Low-Carbohydrate Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Low-Fat Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mobile App",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 609,
      "start_date": "2013-01",
      "completion_date": "2016-05",
      "has_results": false,
      "last_update_posted_date": "2023-02-21",
      "last_synced_at": "2026-10-28T15:33:08.449Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01826591"
    },
    {
      "nct_id": "NCT06296147",
      "title": "Virtual Reality Headset and/or Aromatherapy for Patients Undergoing a Transperineal Prostate Biopsy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Virtual Reality Headset",
          "type": "OTHER"
        },
        {
          "name": "Aromatherapy Patch",
          "type": "OTHER"
        },
        {
          "name": "Standard of Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 208,
      "start_date": "2024-05-20",
      "completion_date": "2026-03-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-25",
      "last_synced_at": "2026-10-28T15:33:08.449Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06296147"
    },
    {
      "nct_id": "NCT04120376",
      "title": "Reducing Adolescent Pregnancy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pregnancy in Adolescence",
        "Counseling",
        "Contraception Behavior"
      ],
      "interventions": [
        {
          "name": "Contraception Counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "18 Years",
        "sex": "FEMALE",
        "summary": "15 Years to 18 Years · Female only"
      },
      "enrollment_count": 144,
      "start_date": "2019-11-13",
      "completion_date": "2021-04-30",
      "has_results": true,
      "last_update_posted_date": "2023-02-03",
      "last_synced_at": "2026-10-28T15:33:08.449Z",
      "location_count": 2,
      "location_summary": "Kansas City, Missouri • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04120376"
    },
    {
      "nct_id": "NCT07199374",
      "title": "PARCA (a Digital Tool) to Improve Justice and Health",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Behavioral Addiction"
      ],
      "interventions": [
        {
          "name": "PARCA",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "George Mason University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2025-03-01",
      "completion_date": "2027-05",
      "has_results": false,
      "last_update_posted_date": "2025-09-30",
      "last_synced_at": "2026-10-28T15:33:08.449Z",
      "location_count": 2,
      "location_summary": "Austin, Texas • Dallas, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07199374"
    },
    {
      "nct_id": "NCT04567108",
      "title": "Health Effects of Substituting Sugary Beverages With Artificially-sweetened Beverages or Water",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Body Weight"
      ],
      "interventions": [
        {
          "name": "Maintain usual SSBs",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Substitute to non-SSBs",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Study app",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Beverage delivery",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "69 Years",
        "sex": "ALL",
        "summary": "20 Years to 69 Years"
      },
      "enrollment_count": 461,
      "start_date": "2021-04-22",
      "completion_date": "2026-05-21",
      "has_results": false,
      "last_update_posted_date": "2026-07-17",
      "last_synced_at": "2026-10-28T15:33:08.449Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04567108"
    },
    {
      "nct_id": "NCT04330391",
      "title": "Weight Loss Before Total Joint Arthroplasty Using A Remote Dietitian and Mobile App",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Arthroplasties, Replacement",
        "Weight Loss",
        "Nutrition"
      ],
      "interventions": [
        {
          "name": "Remote dietitian supervised weight loss intervention and mobile app",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2020-07-01",
      "completion_date": "2024-06-30",
      "has_results": false,
      "last_update_posted_date": "2024-08-09",
      "last_synced_at": "2026-10-28T15:33:08.449Z",
      "location_count": 3,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04330391"
    },
    {
      "nct_id": "NCT02400710",
      "title": "Clinician-Supported PTSD Coach vs. Self-Managed PTSD Coach",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "PTSD"
      ],
      "interventions": [
        {
          "name": "Clinician-Supported PTSD Coach",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self-Managed PTSD Coach",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Syracuse VA Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2013-04",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2016-02-03",
      "last_synced_at": "2026-10-28T15:33:08.449Z",
      "location_count": 1,
      "location_summary": "Syracuse, New York",
      "locations": [
        {
          "city": "Syracuse",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02400710"
    },
    {
      "nct_id": "NCT05838443",
      "title": "Mindfulness Surgical Pain Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post Surgical Pain",
        "Surgery"
      ],
      "interventions": [
        {
          "name": "Self-directed mindfulness utilizing a multi-sensor EEG-supported device with neurofeedback-assisted and technology-supported meditation",
          "type": "OTHER"
        },
        {
          "name": "Provider-directed mindfulness",
          "type": "OTHER"
        },
        {
          "name": "Conventional Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "10 Years to 18 Years"
      },
      "enrollment_count": 92,
      "start_date": "2022-01-01",
      "completion_date": "2024-07-10",
      "has_results": false,
      "last_update_posted_date": "2024-11-12",
      "last_synced_at": "2026-10-28T15:33:08.449Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05838443"
    },
    {
      "nct_id": "NCT03276208",
      "title": "Pregnancy, Mindfulness, and Massage",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use",
        "Pregnancy Related"
      ],
      "interventions": [
        {
          "name": "Prenatal Massage",
          "type": "OTHER"
        },
        {
          "name": "Mindfulness",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 12,
      "start_date": "2017-11-27",
      "completion_date": "2020-01-24",
      "has_results": false,
      "last_update_posted_date": "2020-01-29",
      "last_synced_at": "2026-10-28T15:33:08.449Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03276208"
    },
    {
      "nct_id": "NCT06213064",
      "title": "A Direct-to-Consumer Study Investigating the Effect of Specific Cannabinoid Products on Motivation, Energy Level, Focus, and Appetite in Healthy Adults",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Motivation"
      ],
      "interventions": [
        {
          "name": "Study Product, THC Product, Placebo",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Phylos Bioscience, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "21 Years to 100 Years"
      },
      "enrollment_count": 58,
      "start_date": "2023-08-14",
      "completion_date": "2024-06-01",
      "has_results": false,
      "last_update_posted_date": "2024-01-19",
      "last_synced_at": "2026-10-28T15:33:08.449Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06213064"
    }
  ]
}