Crystal Hearing Aid
Crystal Hearing Aid Summary
Crystal Hearing Aid is a free, ad-supported Android app in Music And Audio by The Sun App Developers. Released in Jan 2017 (9 years ago). It has about 19K+ installs and 38 ratings with a 3.48★ (mixed) average. Based on AppGoblin estimates, it reaches roughly 32 monthly active users and generates around $<10K monthly revenue (0% IAP / 100% ads). Store last updated Jan 6, 2026
Crystal Hearing Aid SDKs Summary
App not yet scanned for SDKs.
3.48★
Ratings: 38
Screenshots
App Description
App amplifies noisy input sound from the microphone straight to your headphones.
Crystal Hearing Aid application amplifies noisy input sound from the microphone straight to your headphones with filtered and clear voice to give you enhanced hearing.
■ Please Note:
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The app is working properly with earphones and Audio latency depends on the model of your device and firmware version. if it does not work for you, please leave us a message !
■ App Features ?
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★ Select Right and Left Ear Volumes.
★ Apply noise filter to mic input.
★ Amplify sound without distorting its quality.
★ High sample Rates Supported.
■ Advertising Policy Disclosure:
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We love creating apps, and want to keep them free forever.
In order to keep our development running, Crystal Hearing Aid is ad-supported to generate some revenue.
Thank you for understanding.
■ Disclaimer:
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Crystal Hearing Aid app is not approved as a medical device or software and cannot be used as a hearing aid with doctor`s prescription. This app makes sounds very loud. Use common sense and caution. When you download and install this software, you agree that you are going to use this application on your own risk. In no event shall developer be liable for any damages including personal injuries and health damage caused by using this application Please consult your doctor before using this application.