Apps by Hello Thread
Cardinal Study app icon

Medical

Cardinal Study

Hello Thread

Free download In-app purchases unconfirmed
Open on Apple

About this app

This app is intended for use by participants in the Cardinal COPD study and requires an invitation and activation code from the study site to register. A Multi-center, Randomized, Double-blind, Placebo-controlled Clinical Trial Comparing the Safety and Efficacy of Two Different Oral Vapendavir (VPV) Doses with Placebo as Treatment for Rhinovirus (RV) in Participants with Chronic Obstructive Pulmonary Disease (COPD). This study has been reviewed and approved by the appropriate regulatory body, e.g. Institutional Review Board (IRB) or Independent Ethics Committee (IEC). Key App Features: - Patient Onboarding – complete study app registration and education - Activities – complete scheduled or on-demand study tasks and assessments - Dashboard – review overall progress in the study and current activities - Resources – view study information in the Learn section of the app - Profile – manage account details and app settings - Notifications – receive in-app reminders - Telehealth – conduct scheduled virtual visits with your study site About THREAD: THREAD’s® purpose is to leverage its clinical research platform to enable studies for everyone, everywhere. The company’s uniquely combined clinical research technology and consulting services help life science organizations to design, operate, and scale next-generation research studies and electronic clinical outcome assessments (eCOA) programs for participants, sites, and study teams. Through its comprehensive platform and scientific expertise, THREAD empowers studies to be accessible, efficient, and centered on the patient.

Latest release

What’s New

Version 1.0.14 Jul 24, 2026

App code refresh

Audience growth

Ratings growth

Steady
7-day gain +0
Ratings / day 0.0
30-day gain +0
US rating-count history
0 ratings
0 Oct 10, 2026 · 0 ratings Oct 10, 2026

Baseline captured. Growth appears after the crawler observes a changed rating count.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

Price tracking

Price intelligence

1 captured event
Current Free
Historical low Free
Paid → free 0×
Price history
Current Free
Free Oct 10, 2026 · Free Oct 10, 2026

First snapshot captured. The trend line starts after the next crawler price observation.

  1. First observed Oct 10, 2026 · 1:22 AM Free

Screenshots

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