Comparison

Medrio DDC vs Clindox

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

Head to head
About

Medrio DDC

Features
Read full description

Part of Medrio's mobile suite, Direct Data Capture (DDC) is a clinical trial data collection tool which includes offline data entry capabilities, as well as multiple workflow options, making it ideal for all study types. Optimized to support efficient & accurate data collection, Medrio DDC includes • Offline data entry capabilities • Events-based and subject-based workflow options • Data validations to ensure accuracy before submission Fully integrated with Medrio's EDC and ePRO modules, Medrio DDC reduces the time from data capture to data delivery. Not using Medrio's EDC? Contact info@medrio.com or visit www.medrio.com for more information.

About

Clindox

This app streamlines clinical trial data collection by providing guided forms for both site staff and participants. It ensures accuracy with built-in checks, works offline, and supports media attachments.

Highlights
  • Offline data entry
  • Guided study forms
  • Built-in data validation
  • Conditional logic
  • Media attachment support
  • Automatic sign-out
Features
Read full description

Capture accurate trial data the first time, at the bedside, at home, or anywhere, even offline. Whether you're a site staff member entering participant data or a trial participant filling out your diary, CLINDOX guides you through every study with built-in data checks. Site staff download studies to their device, browse participants and visits, and complete forms one visit at a time. Trial participants use a calendar-based diary that shows which days still need an entry, with the day's questions ready to answer. • Required fields and validation checks with warnings • Conditional logic that shows or hides questions based on earlier answers • Automatic calculations and repeating table questions • Works offline: answers save on your device and submit when you reconnect • Take or choose photos, crop and enhance them, turn them into PDF pages, or attach PDF documents • Encrypted connection with certificate pinning, and data protection on your device • Automatic sign-out after 30 minutes without use, with a 2-minute warning • On shared devices, offline work is sent only under the login of the person who entered it • A reminder notification if you leave the app while a study is downloading or your data is syncing Works on iPhone and iPad. Your login is provided by your study team, so there is nothing to sign up for.

Screenshots

Clindox4 screens

Verdict

The call

The clearest difference is device support: Clindox at 3 against Medrio DDC's 1. Medrio DDC's advantage is iOS requirement (13.0 vs 15.1). On price, update cadence, ads and in-app purchases 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

Medrio DDC ships an update every 2 months, Clindox monthly. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

Scorecard2 real differences · 8 level
Medrio DDC versus Clindox: the parameters behind the verdict, then further details
ParameterMedrio DDCClindox
PriceFreeFree
Rating—1.0 (1 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPadiPhone, iPad, iPod — better
Requires iOS13.0 — better15.1
Further details — not scored
Size118 MB33 MB
Age rating12+12+
DeveloperMedrio, Inc.Clindox Limited

In-app purchases

None

Medrio DDC

No in-app purchases

None

Clindox

No in-app purchases

Questions

Is Medrio DDC free?
Medrio DDC is free to download, with no in-app purchases.
Is Clindox free?
Clindox is free to download, with no in-app purchases.
Do Medrio DDC or Clindox have ads?
Neither Medrio DDC nor Clindox shows ads.
Which is updated more often, Medrio DDC or Clindox?
Medrio DDC ships an update every 2 months, and Clindox monthly. Most recently, Medrio DDC was updated on October 29, 2026 and Clindox on October 30, 2026.

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