EARS Mobile Sensing2.6.1 - App Store

The Effortless Assessment Research System (EARS) is a behavioral research tool developed by Ksana Health. EARS is intended to be used by individuals who have consented to participate in one of EARS' ongoing research studies.

Mobile devices have 
a lot to say about behavioral health. Giving behavioral health researchers access to your digital information helps them study patterns in behavior. Information gathered can be used to better support mental and behavioral health and can help solve mental health challenges.

Ksana Health builds digital research tools with a focus to improve mental health, especially amongst underserved group and young people.

Ksana keeps your digital data safe and does not sell it to anyone or use it to target you with advertising.

Our Ethics Committee ensures that:
- You agree with how your data is used
- Ksana keeps your data safe
- Benefits of the research outweigh any risk
- Easily opt out at any time.

Research data collected with EARS:
- Accelerometer
- GPS, for general mobility, habits, and patterns
- Keyboard usage for sentiment.
- Music and media listening, including musical and affective qualities of songs
- Battery state and charging time
- Call Status
- Screen Time Device Usage
- Sleep data through HealthKit

EARS was selected as part of The Opportunity Project, an initiative focused on using open data to improve the lives of American citizens.

Version History Fixes a crash on startup for users updating from older app versions 2.6.1 3d ago - Extended branching for surveys
- Improved compatibility for larger display zoom 2.6.0 6d ago Improved Spanish language support 2.5.7 Sep 9 Keyboard Improvements 2.5.6 Jun 23 Bug fixes and stability improvements. 2.5.5 May 12 Improved error reporting 2.5.4 May 4 Bug fix for a keyboard crash on newer iOS versions 2.5.3 Apr 28 Misc bug fixes 2.5.2 Apr 27 - New keyboard look and feel
- Additional keyboard settings available in app 2.5.1 12/22/2025 Improvements Include:
- Ability for participants to answer a self-initiated EMA if configured by a study
- Support for smaller Screen Time intervals.
- Updates to some custom wording. 2.4.0 11/06/2025 - Implemented study specific changes 2.3.12 04/07/2025 - Implemented study specific changes 2.3.11 03/13/2025 - Improvements to keyboard autocorrect behavior
- Improvements to risk alerts for some legacy studies 2.3.10 02/07/2025 - Improved support for iPad compatible studies 2.3.9 01/22/2025 minor update to some emergency numbers 2.3.8 01/06/2025 - Added compatibility fixes
- Minor bug fixes 2.3.7 09/11/2024 Added support for an additional region 2.3.6 07/16/2024 Fixed bug with copy 2.3.5 06/10/2024 - Added new study level customization options for Screen Time activity.- Resolved a crash that occurred when accessing the Screen Time activity when a study didn't have any surveys configured. 2.3.4 06/03/2024 - Improved user experience for Screen Time activity. 2.3.3 04/18/2024 - A new permissions page was added during EARS setup to request access to photos when requesting Screen Time access.
- Access to Screen Time activity has been moved from Available Surveys to its own section on the EARS home screen.
- Improved reliability of the Screen Time activity.
- Study-specific adjustment reversed. 2.3.2 04/04/2024 - Updated libraries for the EARS keyboard to provide feature enhancements and quality of life improvements.
- Study specific bug fixes. 2.3.1 03/19/2024 - New configurable Screen Time capture activity.
- Minor bug fix. 2.3.0 02/23/2024 - Added support for iOS 17 and new iPhone models.
- End of support for selfie data collection for configured studies. EARS will no longer collect selfie data going forward.
- Data optimization enhancements. 2.2.0 10/26/2023 - Implemented study specific changes.
- Updated German localization. 2.1.6 09/20/2023