Comparison

Preclarus vs ADAURA2 China

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

Head to head
About

Preclarus

Manage clinical trials on the go with this mobile portal. Review test results, manage subject registration, track shipments, and order supplies. It offers full real-time data integration with the web version.

Highlights
  • Test results review with graphing
  • Alert review and query resolution
  • Subject registration
  • Specimen accessioning
  • Shipment and specimen tracking
  • Supply ordering and inventory management
  • Real-time web integration
Features
Read full description

Use your existing Preclarus Investigator Site Portal account to manage your clinical trials on your mobile device. The Preclarus mobile application provides the following functionality: • Test results review including graphing and trending • Alert review and query resolution • Subject registration • Online specimen accessioning using Generated and Foreign Barcodes • Shipment/specimen tracking • Supply ordering and inventory management • Full integration of data with the web-based version in real time

About

ADAURA2 China

Features
Read full description

You are invited to participate in the Astra Zeneca ADAURA2 study. This app is specifically intended for study participants in the ADAURA2 study only. The Masimo MightySat Rx Pulse (model 9909 or 9907) Oximeter is a Class B digital device, pursuant to part 15 of the FCC Rules and has been been tested and found to comply with the Class B limits for medical devices according to the EN 60601-1-2: 2007, Medical Device Directive 93/42/EEC. The device has Declaration of Comformity (CE) for the following countries: Argentina, Brazil, Canada, Germany, Italy, Japan, Malaysia, Poland, Romania, Singapore, South Korea, Spain, Taiwan, Thailand, Turkey, United Kingdom, and the United States Disclaimer: Use of this app, sensor, and platform is in the context of a clinical study under the supervision of a physician. Patients should seek advice from their healthcare provider as needed and before making any medical decisions.

Screenshots

Preclarus4 screens
ADAURA2 China3 screens

Verdict

The call

Preclarus and ADAURA2 China are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Preclarus ships an update every 11 months, ADAURA2 China every 9 months. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.

ScorecardNo meaningful differences
Preclarus versus ADAURA2 China: the parameters behind the verdict, then further details
ParameterPreclarusADAURA2 China
PriceFreeFree
Rating5.0 (6 ratings) — better—
Number of ratings6 — better—
Update frequencyEvery 11 monthsEvery 9 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13 — better14.0
Further details — not scored
Size27 MB79 MB
Age rating4+4+
DeveloperPharmaceutical Product Development, LLCMedable, Inc.

In-app purchases

None

Preclarus

No in-app purchases

None

ADAURA2 China

No in-app purchases

Questions

Is Preclarus free?
Preclarus is free to download, with no in-app purchases.
Is ADAURA2 China free?
ADAURA2 China is free to download, with no in-app purchases.
Do Preclarus or ADAURA2 China have ads?
Neither Preclarus nor ADAURA2 China shows ads.
Which is updated more often, Preclarus or ADAURA2 China?
Preclarus ships an update every 11 months, and ADAURA2 China every 9 months. Most recently, Preclarus was updated on November 2, 2026 and ADAURA2 China on November 7, 2026.

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