REDCap Mobile App vs TabCAT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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.
TabCAT
This medical tool offers a suite of cognitive tests for assessing executive function, memory, language, motor skills, and visuospatial abilities. It also includes multidimensional questionnaires for subjects, informants, and examiners, designed for standardized measurement in clinical and research settings.
- Cognitive tests
- Executive function assessment
- Memory assessment
- Language assessment
- Motor skills assessment
- Visuospatial skills assessment
- Multidimensional questionnaires
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The Tablet-based Cognitive Assessment Tool (TabCAT) is an application developed at University of California San Francisco for the administration of clinical and research tools. The variety of tools available on TabCAT includes cognitive tests of executive function, memory, language, motor skills, and visuospatial skills. It also includes a set of multidimensional questionnaires that are subject-facing, informant-facing, or examiner-facing. TabCAT tools are designed for use in diverse settings, and automated administration and scoring ensure high precision and standardization of measurement. The tests can be used for assessment and longitudinal monitoring of cognitive and behavioral abilities in adults.
Screenshots
Verdict
The clearest difference is rating: TabCAT at 5.0 against REDCap Mobile App's 4.5. REDCap Mobile App's advantage is update cadence (every 3 weeks vs every 4 months) and device support (3 vs 1). On price, ratings volume, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
TabCAT holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 4 and 3 respectively.
REDCap Mobile App ships an update every 3 weeks, TabCAT every 4 months. The most recent releases landed on September 11, 2026 and August 29, 2026 respectively.
| Parameter | REDCap Mobile App | TabCAT |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (4 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 4 — better | 3 |
| Update frequency | Every 3 weeks — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPad |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 26 MB | 205 MB |
| Age rating | 4+ | 17+ |
| Developer | Vanderbilt University Medical Center | University of California at San Francisco |
Customer experience
REDCap Mobile App
TabCAT
In-app purchases
REDCap Mobile App
No in-app purchases
TabCAT
No in-app purchases









