Comparison

REDCap Mobile App vs Balance by NIH Toolbox V3

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

Head to head
About

REDCap Mobile App

Collect data offline for your REDCap projects. Download your project securely, gather information on your device, and sync it back to the server. Supports text, photos, videos, signatures, and audio.

Highlights
  • Offline data collection
  • Secure project download
  • Multi-user interface
  • Support for photos, videos, audio, and signatures
  • Activity logging for audit purposes
  • Participant data entry restriction
Features
Read full description

Collect your REDCap data in an offline environment in the REDCap mobile app, and then sync your data back to your project on a REDCap server. REDCap is a web application, which requires the Internet to be used, but the REDCap mobile app allows for offline data collection for your REDCap projects. You can create your project in REDCap, securely download your project to the REDCap mobile app on your iPad or iPhone, collect data on the device (with or without an Internet connection), and then securely send your data back to your project on a REDCap server. Features • Multi-user interface with secure login that allows each user account to collect data for multiple REDCap projects in the app. • In addition to text and structured data, you can store and transmit photos, videos, signatures, and audio to REDCap. • When collecting data in the app from a participant, for security purposes you can easily restrict access to the rest of the app as they enter their data. • All user activity in the app is logged for audit purposes. The full logging history can be sent to your project on the REDCap server. Who is the REDCap Mobile App for? In order to use the REDCap Mobile App, REDCap must be installed on your institution’s server and must be at version 6.5.0 or higher. The REDCap Mobile App is designed to fit the following scenarios: • A REDCap project that needs data to be collected without any Internet access available. • A REDCap project that needs data to be collected with sporadic Internet access. If mobile devices are desired for use in REDCap data collection, and if WiFi or cellular Internet is amply available, then it is suggested to use the REDCap mobile web view that is available on the REDCap server, which provides real-time access to data. What is REDCap? REDCap is a mature, secure web application for building and managing online surveys and databases, and it is used by hundreds of thousands of users around the world (http://projectredcap.org). Before setting up a REDCap project in the app, you must already have a user account on a REDCap server hosted by a participating REDCap partner institution. If you belong to an institution that does not have REDCap, please visit http://projectredcap.org/participate.php to learn how to get REDCap where you are. What are some limitations of this app? The REDCap mobile app runs in conjunction with the REDCap web application software. You must already have a REDCap user account and project on a REDCap server before being able to download the project to the app. The app cannot function or stand independently without a REDCap server.

About

Balance by NIH Toolbox V3

Read full description

This supplemental app is intended to be used in conjunction with the NIH Toolbox V3 Standing Balance test. The Standing Balance test is available in the separate “NIH Toolbox V3” app. The Standing Balance test is designed to assess postural sway and to determine participants’ vestibulo-spinal function. Children ages 3-6 are asked to complete the first four poses that are listed below; participants ages 7 years and above are asked to complete all five poses. The task order is always the same: • Pose 1: Flat surface, feet together, eyes open • Pose 2: Flat surface, feet together, eyes closed • Pose 3: On foam, feet together, eyes open • Pose 4: On foam, feet together, eyes closed • Pose 5: Flat surface, tandem stance, eyes open

Screenshots

REDCap Mobile App2 screens
Balance by NIH Toolbox V33 screens

Verdict

The call

The clearest difference is update cadence: REDCap Mobile App at every 3 weeks against Balance by NIH Toolbox V3's every 17 months. REDCap Mobile App also leads on device support (3 vs 1) and iOS requirement (11.0 vs 16.2). On price, 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

REDCap Mobile App ships an update every 3 weeks, Balance by NIH Toolbox V3 every 17 months. The most recent releases landed on September 11, 2026 and May 17, 2026 respectively.

Scorecard3 real differences · 7 level
REDCap Mobile App versus Balance by NIH Toolbox V3: the parameters behind the verdict, then further details
ParameterREDCap Mobile AppBalance by NIH Toolbox V3
PriceFreeFree
Rating4.5 (4 ratings) — better—
Positive reviews25.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 3 weeks — betterEvery 17 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS11.0 — better16.2
Further details — not scored
Size26 MB1 MB
Age rating4+4+
DeveloperVanderbilt University Medical CenterToolbox Assessments Inc.

In-app purchases

None

REDCap Mobile App

No in-app purchases

None

Balance by NIH Toolbox V3

No in-app purchases

Questions

Is REDCap Mobile App free?
REDCap Mobile App is free to download, with no in-app purchases.
Is Balance by NIH Toolbox V3 free?
Balance by NIH Toolbox V3 is free to download, with no in-app purchases.
Do REDCap Mobile App or Balance by NIH Toolbox V3 have ads?
Neither REDCap Mobile App nor Balance by NIH Toolbox V3 shows ads.
Which is updated more often, REDCap Mobile App or Balance by NIH Toolbox V3?
REDCap Mobile App ships an update every 3 weeks, and Balance by NIH Toolbox V3 every 17 months. Most recently, REDCap Mobile App was updated on September 11, 2026 and Balance by NIH Toolbox V3 on May 17, 2026.

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