Crystal Hearing Aid

Name: Crystal Hearing Aid
Rating: 3.48 (38 reviews)
Author: The Sun App Developers

LiveThe Sun App Developers14 apps · 622.1K installsMusic & AudioFree · contains adscom.sunappdevelopers.crystalhearingaid

App amplifies noisy input sound from the microphone straight to your headphones.

Alert me ★ Watch Open in Play ↗

Total installs: 19,326
Installs / day: —
Rating: 3.5★
Released: 23 Jan 2017
Last update: 6 Jan 2026
Countries: —

Install history

exact counter from Google Play

30dAll

Installs per day · last 90 days

Change timeline

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Data safety

declared by the developer on Google Play

No data shared with third parties
No data collected

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Permissions

5 in 2 groups

1 Sensitive1 Notable3 Routine

What this app can do with your phone

Record sound using your phone's microphone

MicrophoneSensitive1

Access to your phone's microphone to record sound

Record sound using your phone's microphonerecord audio · RECORD_AUDIO

OtherNotable4

Access to miscellaneous device features that don't fit other categories

Keep your phone's processor or screen from going to sleep, which can use more batteryprevent device from sleeping · WAKE_LOCK
Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
Connect to the internet to load content and send datafull network access · INTERNET
Check with Google Play that you got this app legitimatelyGoogle Play license check · com.android.vending.CHECK_LICENSE

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Full description

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: -------------------- 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 ? ----------------------- ★ 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: ----------------------------- 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: ----------------------------- 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.

What's new

Bugs are fixed and libs are updated.

Growing in Music & Audio

Category →