# CR Companion by Modus Health

> Clinical trial participant app for automated walking data upload. (iPhone/iPad app by Modus Health Llc.)

- Source: https://appshunter.io/ios/app/cr-companion-by-modus-health/id1436989071 (this page in markdown: same URL + `.md`)
- Developer: [Modus Health Llc](https://appshunter.io/developer/1420572411)
- Category: Health & Fitness
- Price: Free
- Rating: 4.33/5 from 3 App Store ratings
- Age rating: 17+
- Requires: iOS 13.0 · 8 MB
- Languages: English
- Released: 2019-08-11
- Data updated: 2026-08-02
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/cr-companion-by-modus-health/id1436989071/reviews.md

## What is CR Companion by Modus Health?

This is the participant app for clinical trials using the Modus Health CR app and cloud software system. 
The CR Companion app automatically uploads the participant’s StepWatch walking data to the cloud without any action required by the participant.

If you’re looking for the CR Site app for use by site staff, search for "CR Site by Modus Health"

## Key features

- Automated walking data upload
- Clinical trial participation
- StepWatch data integration
- Secure cloud system
- Participant-focused design


## Frequently asked questions about CR Companion by Modus Health

### What is CR Companion used for?

CR Companion is the participant app for clinical trials using the Modus Health CR app and cloud software system. It automatically uploads your StepWatch walking data to the cloud for research purposes.

### How does CR Companion collect data?

CR Companion automatically uploads your StepWatch walking data to the cloud without requiring any action from you. This ensures seamless and continuous data collection for your clinical trial.

### Is CR Companion free to use?

Yes, CR Companion is available for free. There are no costs associated with downloading or using the app for clinical trial participation.

### What devices does CR Companion support?

CR Companion is supported on iPhone and iPod devices. It is designed to integrate with the StepWatch system for data collection.

### How often is CR Companion updated?

The latest version of CR Companion is 2.0.3, last updated on February 22, 2026. Updates ensure the app remains functional and secure for clinical trial data management.

### What is the age rating for CR Companion?

CR Companion has an age rating of 17+. This is typical for health and research applications that handle sensitive data.

### Does CR Companion have ads?

No, CR Companion does not contain advertisements. As a free application focused on clinical trial participation, it provides an ad-free experience.

### Where can I find the CR Site app?

If you are looking for the CR Site app for use by site staff, you should search for "CR Site by Modus Health". CR Companion is specifically for trial participants.

## Version history (last 5 releases)

### 2.0.3 — 2026-02-22

- Compatible with CR Site 3.0.3
- Fixed battery level update issue in single app mode
- An additional upload indicator during the overnight upload to assist Modus Health if support is required

### 2.0.2 — 2025-07-09

- Minor bug fixes- Update imagery to feature StepWatch 5
- Update app name

### 2.0.1 — 2025-04-24

- Updated to new StepWatch 5 image
- Minor bug fix

### 2.0.0 — 2024-02-26

-Updated messaging service for background uploads

### 1.2.2 — 2022-04-22

- Updates for wear metrics

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## More apps by Modus Health Llc

- [CR Site by Modus Health](https://appshunter.io/ios/app/cr-site-by-modus-health/id1339350616)
- [SW4 RE](https://appshunter.io/ios/app/sw4-re/id1420572412)
- [CC Clinic by Modus Health](https://appshunter.io/ios/app/cc-clinic-by-modus-health/id1500084629)
- [CC Companion by Modus Health](https://appshunter.io/ios/app/cc-companion-by-modus-health/id1503213625)
- [Modus Research](https://appshunter.io/ios/app/modus-research/id1539982424)

All apps by Modus Health Llc: https://appshunter.io/developer/1420572411

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-02.*