Hearing Aid APP:PETRALEX 4 EAR on Windows Pc
Developed By: Algorithm electronics
License: Free
Rating: 4,5/5 - 15.749 votes
Last Updated: August 04, 2026
App Details
| Version |
4.5.5 |
| Size |
86.1 MB |
| Release Date |
December 12, 25 |
| Category |
Medical Apps |
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App Permissions:
Allows an application to record audio. [see more (10)]
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What's New:
Built-in Music Player for HEARING-impairedEnhanced dynamic compression to AMPLIFY quiet soundsAdded LIVE TRANSCRIBER — speech-to-text in real timeThank you for... [see more]
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Description from Developer:
Petralex - Personal Audio Amplifier & Sound Enhancer
Petralex transforms Android smartphone into a sophisticated audio amplifier & hearing app companion. Enjoy MUSIC BOOST... [read more]
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About this app
On this page you can download Hearing Aid APP:PETRALEX 4 EAR and install on Windows PC. Hearing Aid APP:PETRALEX 4 EAR is free Medical app, developed by Algorithm electronics. Latest version of Hearing Aid APP:PETRALEX 4 EAR is 4.5.5, was released on 2025-12-12 (updated on 2026-08-04). Estimated number of the downloads is more than 1,000,000. Overall rating of Hearing Aid APP:PETRALEX 4 EAR is 4,5. Generally most of the top apps on Android Store have rating of 4+. This app had been rated by 15,749 users, 11,376 users had rated it 5*, 679 users had rated it 1*.
How to install Hearing Aid APP:PETRALEX 4 EAR on Windows?
Instruction on how to install Hearing Aid APP:PETRALEX 4 EAR on Windows 10 Windows 11 PC & Laptop
In this post, I am going to show you how to install Hearing Aid APP:PETRALEX 4 EAR on Windows PC by using Android App Player such as BlueStacks, LDPlayer, Nox, KOPlayer, ...
Before you start, you will need to download the APK/XAPK installer file, you can find download button on top of this page. Save it to easy-to-find location.
[Note] You can also download older versions of this app on bottom of this page.
Below you will find a detailed step-by-step guide, but I want to give you a fast overview of how it works. All you need is an emulator that will emulate an Android device on your Windows PC and then you can install applications and use it - you see you're playing it on Android, but this runs not on a smartphone or tablet, it runs on a PC.
If this doesn't work on your PC, or you cannot install, comment here and we will help you!
Step By Step Guide To Install Hearing Aid APP:PETRALEX 4 EAR using BlueStacks
- Download and Install BlueStacks at: https://www.bluestacks.com. The installation procedure is quite simple. After successful installation, open the Bluestacks emulator. It may take some time to load the Bluestacks app initially. Once it is opened, you should be able to see the Home screen of Bluestacks.
- Open the APK/XAPK file: Double-click the APK/XAPK file to launch BlueStacks and install the application. If your APK/XAPK file doesn't automatically open BlueStacks, right-click on it and select Open with... Browse to the BlueStacks. You can also drag-and-drop the APK/XAPK file onto the BlueStacks home screen
- Once installed, click "Hearing Aid APP:PETRALEX 4 EAR" icon on the home screen to start using, it'll work like a charm :D
[Note 1] For better performance and compatibility, choose BlueStacks 5 Nougat 64-bit read more
[Note 2] about Bluetooth: At the moment, support for Bluetooth is not available on BlueStacks. Hence, apps that require control of Bluetooth may not work on BlueStacks.
How to install Hearing Aid APP:PETRALEX 4 EAR on Windows PC using NoxPlayer
- Download & Install NoxPlayer at: https://www.bignox.com. The installation is easy to carry out.
- Drag the APK/XAPK file to the NoxPlayer interface and drop it to install
- The installation process will take place quickly. After successful installation, you can find "Hearing Aid APP:PETRALEX 4 EAR" on the home screen of NoxPlayer, just click to open it.
Discussion
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Petralex - Personal Audio Amplifier & Sound Enhancer
Petralex transforms Android smartphone into a sophisticated audio amplifier & hearing app companion. Enjoy MUSIC BOOST with 3x AMPLIFIER, personalized settings, clear sound, noise reducer & built-in hearing test. Petralex — advanced SUPER HEARING app.
# Key Benefits
● Personalized Sound – Adapts to your unique audiogram or hearing profile.
● Award-Winning Tech – Microsoft Inspire P2P Winner (2017).
● No Ads, No Sign-Up – Just plug in and enjoy improved clarity.
● Trusted by 4.000.000+ Users – Join a GLOBAL COMMUNITY focused on better listening.
# FREE Features You’ll Love
‣ Custom audio adjustment per ear – INDIVIDUAL LEFT/RIGHT BALANCE to amplify precisely.
‣ Intelligent environment adaptation – From SILENT SPACES to BUSY AREAS.
‣ 30 dB Audio Enhancement – ⌘ FOR MINIMAL LATENCY, WIRED HEADSETS ARE SUGGESTED.
‣ Built-in audio calibration tool – CREATE YOUR PERSONALIZED SETTING in MINUTES.
‣ 4 Audio Modes – DISCOVER YOUR FAVORITE STYLE for optimal listening.
‣ Bluetooth & wired connection – NOTE: BLUETOOTH might introduce MINOR DELAY.
‣ Remote Microphone Function – TRANSFORM YOUR PHONE into a PORTABLE MICROPHONE.
‣ Live Audio Capture – MORE EASILY PERCEIVE CONVERSATIONS in YOUR SPACE with this live listen feature.
# PREMIUM Upgrade (7-Day Free Trial)
Access advanced audio features with:
■ Maximum Boost Setting – EXTREME AUDIO ENHANCEMENT to amplify significantly.
■ Advanced Noise Reducer – MINIMIZE AMBIENT NOISE effectively.
■ Unlimited Custom Profiles – STORE SETTINGS for EVERY SITUATION.
■ Comfort Audio Mode – SOFTER, MORE PLEASANT SOUND.
■ Advanced Dectone Technology – PRISTINE and AUTHENTIC AUDIO.
■ Voice Capture Feature – RECORD SPEECH with IMPROVED CLEARNESS.
■ Media Player with Adaptive Boost – CUSTOMIZE PLAYBACK to YOUR SETTINGS.
● NEW: Concurrent audio capture – RECORD while ENHANCING AUDIO LIVE.
● NEW: Speech-to-text conversion – RECEIVE IMMEDIATE TRANSCRIPTS of DIALOGUE.
● NEW: Playback of stored media with your PERSONAL PROFILE – COMPATIBLE with DEVICE STORAGE, DROPBOX, GOOGLE DRIVE, or WIFI SHARING.
# Flexible Plans (Cancel Anytime)
◆ Weekly – NO-RISK EVALUATION PERIOD for this hearing app.
◆ Monthly – IDEAL for TEMPORARY USE.
◆ Annual – MOST ECONOMICAL CHOICE.
⌘ ADAPTING TO AUDIO ENHANCEMENT APPLICATIONS REQUIRES PATIENCE! PLEASE NOTE:
Adjustment may occur over SEVERAL WEEKS.
You might perceive AUDIO DETAILS PREVIOUSLY UNNOTICED – utilize the INTEGRATED NOISE REDUCER.
Certain sounds could initially appear UNFAMILIAR – this SENSATION TYPICALLY FADES.
FOR A SMOOTHER ADJUSTMENT, USE THE INCLUDED 4-WEEK GUIDED PROGRAM.
⌘ Important Notice:
The Petralex application is an audio enhancement tool. IT IS NOT CERTIFIED AS A MEDICAL DEVICE, HEARING AID APP, OR SUPER HEARING SOLUTION.
The included audio calibration tool (similar to a basic hearing test) helps create a personal audiogram for app settings ONLY. IT IS NOT A SUBSTITUTE FOR PROFESSIONAL HEARING ASSESSMENTS conducted by a qualified specialist (an ENT consultation is advised for hearing health concerns).
This service offers a FREE 7-DAY EVALUATION — sufficient to determine if you wish to PROCEED or DISCONTINUE using this hearing app. Refunds ARE NOT PROVIDED once this trial period concludes.
Questions, feedback or suggestions? Contact us: support@petralex.pro
For further details:
Terms of service: petralex.pro/page/terms
Privacy policy: petralex.pro/page/policy
◆ REDISCOVER THE DETAILS IN YOUR AUDIO – EXPERIENCE PETRALEX NOW!
Built-in Music Player for HEARING-impaired
Enhanced dynamic compression to AMPLIFY quiet sounds
Added LIVE TRANSCRIBER — speech-to-text in real time
Thank you for your feedback — we keep improving!
Allows an application to record audio.
Allows an application to modify global audio settings.
Allows applications to connect to paired bluetooth devices.
Allows applications to open network sockets.
Allows applications to access information about networks.
Allows applications to access information about Wi-Fi networks.
Required to be able to access the camera device.
Allows using PowerManager WakeLocks to keep processor from sleeping or screen from dimming.
Allows an app to use fingerprint hardware.
Allows an application to receive the ACTION_BOOT_COMPLETED that is broadcast after the system finishes booting.
