What the app provides

Sound Display is a mobile application that converts ambient audio into visible alerts. By identifying everyday and emergency sounds and notifying the user, it reduces the risks and frustrations faced by people with hearing loss — including those who are deaf, hard of hearing, and older adults — and helps them stay engaged in social and everyday activities.

Core capabilities

Sound Display uses machine learning to continuously listen for important noises and deliver clear on-screen or vibration alerts. Its main strengths include ongoing background monitoring, instant notifications for detected events, and the option to teach the app new, personal sounds for tailored recognition.

Recognizable sound types

  • Doorbells and other entry chimes
  • Emergency vehicles (ambulances, fire engines, police cars)
  • Fire alarm tones and smoke detector signals
  • Earthquake warnings and related seismic alerts

Adding your own sounds

If a particular noise isn’t included in the preset library, users can record examples directly in the app and save them as custom entries. Once registered, the app will learn to detect those personalized sounds and notify the user whenever they occur.

Alternative suggestion

TrulyMadly — a free Indian dating app — is listed as a recommended alternative.

Technical

Title
Sound Displayサウンドディスプレイ
Requirements
  • iPhone
Language
No language has been specified.
Available languages
License
  • Free
Latest update
2026-01-27
Author
TDI Co. Ltd.
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