Comparison

Upstream_UPB vs Cardinal Study

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Upstream_UPB

Features
Read full description

App is intended for use to collect patient reported outcomes relating to a clinical trial. Patients must be given accounts by a participating site in order to log in to the app.

About

Cardinal Study

Features
Read full description

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.

Screenshots

Upstream_UPB4 screens
Cardinal Study4 screens

Verdict

The call

The clearest difference is update cadence: Upstream_UPB at fortnightly against Cardinal Study's every 3 months. Upstream_UPB also leads on iOS requirement (12.0 vs 15.5). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Upstream_UPB ships an update fortnightly, Cardinal Study every 3 months. The most recent releases landed on October 8, 2026 and October 7, 2026 respectively.

Scorecard2 real differences · 4 level
Upstream_UPB versus Cardinal Study: the parameters behind the verdict, then further details
ParameterUpstream_UPBCardinal Study
PriceFreeFree
Update frequencyFortnightly — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.5
Further details — not scored
Size89 MB72 MB
Age rating12+17+
DeveloperERT, INCHello Thread

In-app purchases

None

Upstream_UPB

No in-app purchases

None

Cardinal Study

No in-app purchases

Questions

Is Upstream_UPB free?
Upstream_UPB is free to download, with no in-app purchases.
Is Cardinal Study free?
Cardinal Study is free to download, with no in-app purchases.
Do Upstream_UPB or Cardinal Study have ads?
Neither Upstream_UPB nor Cardinal Study shows ads.
Which is updated more often, Upstream_UPB or Cardinal Study?
Upstream_UPB ships an update fortnightly, and Cardinal Study every 3 months. Most recently, Upstream_UPB was updated on October 8, 2026 and Cardinal Study on October 7, 2026.

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