# Presence Study

> Presence Study (iPhone/iPad app by HOME BASE IMPAIRMENT COMPANY, INC..)

- Source: https://appshunter.io/ios/app/presence-study/id6740218690 (this page in markdown: same URL + `.md`)
- Developer: [HOME BASE IMPAIRMENT COMPANY, INC.](https://appshunter.io/developer/1199622510)
- Category: Health & Fitness
- Price: Free
- Age rating: 4+
- Requires: iOS 15.0 · 1.4 GB
- Languages: English
- Released: 2025-02-10
- Data updated: 2026-08-28
- User reviews in markdown: https://appshunter.io/ios/app/presence-study/id6740218690/reviews.md

## What is Presence Study?

PRESENCE is a research study app exclusively for enrolled participants in the PRESENCE clinical trial, which examines pain management approaches for individuals with sickle cell disease (SCD). This app is not available for public download or use.



Key Features (for enrolled participants only):


• Daily pain and mood tracking
• Educational modules about pain management
• Secure messaging with study staff
• Study questionnaire completion
• Progress tracking and reporting



IMPORTANT: This app requires a study-specific enrollment ID and can only be used by individuals who are officially enrolled in the PRESENCE clinical trial. If you are interested in participating in the study, please contact your healthcare provider or visit [study website URL] for more information.



Privacy & Security:


• HIPAA-compliant
• Encrypted data transmission
• Secure authentication required
• IRB-approved research protocols


Device Requirements:
• Requires iOS 15.0 or later
• Compatible with iPhone and iPod touch



Category: Medical


Age Rating: 12+







Note: Limited distribution app - for enrolled study participants only


## Version history (last 4 releases)

### 3.0.695 — 2026-08-26

- Fixed bug with multi line usage in daily diary. 
- Adjust loading screen "Too long popup" error message functionality.
- Added debugging text on loading screen when loading lasts to long. 
- Increased the "open too long" timeout on the loading screen from 10 to 20 seconds
- Fix for null recordID values in chat bot from causing network queue blockage

### 3.0.684 — 2026-06-17

- New backend and app structure 
- New features to back out of cognitive game

### 2.20.618 — 2025-12-18

- Database split fixes 
- Loading time updates for tasks
- Corrected Async bug with moods task 
- Unity security vulnerability update

### 2.20.612 — 2025-08-20

-Complete decoupling from Roberto engine

## More apps by HOME BASE IMPAIRMENT COMPANY, INC.

- [Roberto App](https://appshunter.io/ios/app/roberto-app/id1174063419)

All apps by HOME BASE IMPAIRMENT COMPANY, INC.: https://appshunter.io/developer/1199622510

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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 2026-08-28.*