hearWHO: Features & Requirements | HearingTracker

Features

Unless noted, features apply to iPhone and Android.

Hearing checks & protection

Conditional: Hearing screening²
Conditional: Digits-in-noise screening²
Conditional: Hearing-result history²
Supported: Hearing-check methodDigits in noise
Supported: Test headphonesEarphones or headphones are required; no specific validated models are named. Accuracy depends on the headphone type and ambient noise level, and the volume should be set to a comfortable level, not at the hearing threshold.

Availability & access

Conditional: Service eligibility¹Age requirement

Privacy & data

Not supported: Audio sent off deviceAndroid only

Store listings restrict use to persons 16 years of age and above (stricter than WHO's 12+). Minimum OS: 15.0.
Digits-in-noise hearing screening; a result is not a diagnostic audiogram.

App Store ratings & reviews

45 ratings

Praise

One reviewer reports consistent results on repeated tests.

Complaints

Other sampled reviews describe variable results, difficulty with the spoken accent or missing spoken numbers.

App Store rating for the US store as of Nov 9, 2026. Review themes come from 4 sampled reviews. Read reviews on App Store

Google Play ratings & reviews

632 ratings

Praise

Some users find the screening useful or straightforward.

Complaints

Reviewers want clearer volume setup, language and result explanations.
Headphone recognition or app failures prevent testing or results.

Google Play rating for the US store as of Nov 9, 2026. Review themes come from 35 sampled reviews. Read reviews on Google Play