Vocalyx has been created to address specifically a wide-range of speech and communication disorders. It has been designed to adapt to an extended scope of cognitive and memorization profiles, as well as to related motor disabilities. Vocalyx can therefore be run on multiple devices sizes, from a standard smartphone to a wide 50cm-tablet.


  • Aphasia (i.e. post-stroke or brain injuries)
  • Tracheotomy and laryngectomy effects
  • Down syndrome
  • Evolved Pakinson’s disease
  • Autism
  • Dysarthria, anarthria
  • Myopathy
  • Multiple sclerosis
  • Amyotrophic lateral sclerosis
  • Cerebral palsy
  • Locked in Syndrom (LIS)
  • Oropharyngeal palsy
  • Traumatic brain injuries
  • Cystic fibrosis
  • Respiratory failure
  • Deafness (as a supplement to the sign language)



Walking individuals with accurate designation capacities Look for small dimensions devices: choose a small-size-device such as a smartphone, a 4, 5 or even 7” tablet you can carry around in your pocket or purse.
Users in a wheelchair In case of associated disabilities or palsies, choose a comfortable size for your personal use such as a 10-inches screen.
Reduced visual acuity Choose a comfortable size for your personal use such as a 10-inches screen.
Users willing to send text messages from pictures or text Choose a 4-5 inches phone or a fonepad (7-inches size) with a SIM card
Users willing to send e-mails and have regular access to wifi or mobile data Any device compatible with WiFi or a phone plan with data
Users with major or progressive motor disability (i.e. ALS, MS, etc.) Choose a comfortable size for your personal use: at least a 7-inches screen with USB ports, for output peripheral devices (i.e. : mouse, joystick, etc.)
User with arms and legs palsy, and possible small head movements Use the Windows version only, with the webcam feature to point out a key.
Users without prior digital experience Start with the simplest boards: for instance a personalized 10-keys board with family members pictures as imaged keys, prepared by a caregiver
Users without ability to understand the categories concept Use simple and flat boards without categories, and slide right or left to reach all keys
Users who :

  • don’t read
  • read but don’t write
  • don’t read or write
Most recommended

  • pictures
  • pictures with letters controls
  • keyboards AZERTY or ABCD
Users with standard intellectual faculties Alternative use of AZERTY keyboard, groups of images to save time or theme modes.
Social interactions disorders and communication troubles (Oral / Non Verbal) Depending on the user’s age, progressively increase the level. Use pictograms first, then pictures and voice recordings (i.e. of a close person).