Comparison

SmarTrial vs ZEUS Study App (EX6018

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

Head to head

SmarTrial

Platform for Clinical Trials

Free

🏥 Medical

No ratingsView app →

ZEUS Study App (EX6018

Free

🏥 Medical

★ 5.01 ratingsView app →

About

SmarTrial

Features

Read full description

SmarTrial streamlines project and communications among Sponsors, CROs and Sites in clinical trials

About

ZEUS Study App (EX6018

This medical app is exclusively for participants of the Zeus (EX6018-4758) study. It utilizes HealthKit and ResearchKit to facilitate clinical trials.

Highlights

Study participant exclusive access
HealthKit integration
ResearchKit library utilization
Clinical trial data collection
Secure data management

Features

Read full description

This app is specifically intended for study participants in the Zeus (EX6018-4758) study only. The application uses HealthKit and Apple's ResearchKit library to conduct clinical trials.

Screenshots

SmarTrial4 screens

ZEUS Study App (EX60183 screens

Verdict

The call

SmarTrial and ZEUS Study App (EX6018 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

SmarTrial ships an update every 3 weeks, ZEUS Study App (EX6018 monthly. The most recent releases landed on September 15, 2026 and October 22, 2026 respectively.

ScorecardNo meaningful differences

SmarTrial versus ZEUS Study App (EX6018: the parameters behind the verdict, then further details
Parameter	SmarTrial	ZEUS Study App (EX6018
Price	Free	Free
Rating	—	5.0 (1 ratings) — better
Number of ratings	—	1 — better
Update frequency	Every 3 weeks — better	Monthly
Ads	No	No
In-app purchases	No	No
Monetization	—	Free
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	13.0 — better	13.1
Further details — not scored
Size	48 MB	76 MB
Age rating	17+	12+
Developer	ACTIVAID K.K.	Medable, Inc.

In-app purchases

None

SmarTrial

No in-app purchases

None

ZEUS Study App (EX6018

No in-app purchases

Questions

Is SmarTrial free?

SmarTrial is free to download, with no in-app purchases.

Is ZEUS Study App (EX6018 free?

ZEUS Study App (EX6018 is free to download, with no in-app purchases.

Do SmarTrial or ZEUS Study App (EX6018 have ads?

Neither SmarTrial nor ZEUS Study App (EX6018 shows ads.

Which is updated more often, SmarTrial or ZEUS Study App (EX6018?

SmarTrial ships an update every 3 weeks, and ZEUS Study App (EX6018 monthly. Most recently, SmarTrial was updated on September 15, 2026 and ZEUS Study App (EX6018 on October 22, 2026.