Press release


Petralex App lets your iPhone or iPad turn any headset into a Hearing Aid!

March 20 2014 - Everybody loves modern smartphones and tablets to help them play games, listen to music, watch videos and the rest of their great features but did you know they also can revitalize existing technology such as hearing aids?

Petralex is a revolutionary fully functional hearing aid app for the iPhone, iPad and iPod Touch. Available to download for free from the iTunes store, it’s patented algorithms and user-friendly interface lets it work on the same principle as conventional wearable hearing aids but leverages the iPhone or iPad’s powerful hardware for maximum sound quality and comfort of use. Petralex is completely invisible to anyone and can be used with an ordinary headset!

Petralex offers the following features:

  • Easy profile storing and recall
  • Built-in or headset mic selection
  • Three levels of compression to choose from
  • Choice of amplification algorithms including proprietary Petralex, NAL, Berger and POGO
  • Increased sampling rate - 44.1 kHz, providing the best sound quality
  • Full acoustic gain up to 30 dB with a standard headset
  • Calculated minimum signal processing delay - just 6.3-15.7 ms depending on model
  • Quick setup for any sound environment and use of built-in mic to catch sound from distant sources. Easy switching between device and headset microphones.
  • iCloud support for profile sync with all iOS devices so no need to set up a new profile with every new or existing device.

Petralex is easy to use requiring no special devices, battery replacements or all-day wearing discomfort and can be set up easily on any device without needing to visit a specialist.

Petralex was created by ITFORYOU Corp and have more exciting plans for the revolutionary technology. As well as looking to add support for games and third-party apps, there are plans for Petralex technology powered versions of Radio, MusicPlayer and VideoPlayer for iOS, Android, WindowsPhone and Tizen.

The latest updated version of Petralex brings user interface improvements, better sound processing quality and a contact form to bring feedback to the producers more quickly.

Notes to Editors

IMPORTANT DISCLAIMER - The Petralex app is not approved as a medical device or software and cannot be used as a hearing aid with doctor’s prescription. Audiometric test provided in the app can be used only for app adjustment. Testing results are not a substitute for professional audiology tests and cannot be considered as a basis for diagnosis. The Petralex Hearing Aid App was created by ITFORYOU Corp. For more information on the app contact or visit

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