Assess your balance with a series of short tests using your phone. Understand how different sensory systems contribute to your stability and track changes over time. This tool provides quantitative data for self-observation and clinical supplementation.
1.0.2
May 25, 2026
performance enhancements and bug fixes
Stēla Balance is a measurement tool that provides quantitative postural sway data. It uses eight short tests to assess balance and track changes over time, offering insights into sensory system performance.
The app uses peer-reviewed measurement methods adapted for phone sensors. Test-retest reliability and scoring methodology are documented on stelabalance.com/science/, with 24 references supporting its scientific basis.
No, Stēla Balance is not a diagnostic device. It does not screen for, diagnose, or treat any medical condition. Clinical judgment should always remain with a supervising clinician.
If you have a known fall history, vestibular disorder, or neurological condition, consult a clinician before using Stēla Balance unsupervised. It is intended for self-observation and clinical supplementation.
The latest version is 1.0.2, and it was last updated on May 25, 2026. The app is designed for regular use to track trends over time.
Stēla Balance is available for iPhone and iPod. It is designed to work offline, with sessions syncing when connectivity returns.
No, Stēla Balance is ad-free. The app's privacy policy states that account details are stored securely and never shared for advertising.
Users appreciate the clear breakdown of balance scores and per-test results, which helps identify specific areas of weakness. The longitudinal tracking feature is also highly valued for monitoring progress over months and years.