product overviewsefrgb

All-in-one local & portable Talking companion for visually impaired users, infovox4 is an innovative yet simple and all-in-one product for seamless access to written information, no matter where the user is, at home, in the office or on the move using different computers.

infovox4, using Acapela speech synthesis, speech empowers any PC with pleasant voices, transforming any written text into speech, in real time.

infovox4 est le compagnon vocal tout-en-un, local & portable, pour les déficients visuels avec des voix très naturelles pour tous les ordinateurs que vous utilisez.

Infovox4 est une solution innovante et simple qui permet d'accéder librement à l'information écrite, quel que soit l'endroit où l'utilisateur se trouve, à la maison, au bureau, ou en déplacement, entre différents ordinateurs. Infovox4, qui utilise la synthèse vocale Acapela, transforme n'importe quel texte écrit en voix, en temps réel.

Lokal och portabel lösning för användning på olika datorer. infovox4 är en innovativ och lätthanterlig allt-i-ett-lösning för användning på olika datorer, var man än befinner sig, i hemmet, på jobbet eller någon annanstans.

Med infovox4 utrustas datorerna med Acapelas talsyntes som med tydliga och behagliga röster läser upp textbaserad information i realtid.

portablePortable use

Infovox4 is delivered as a USB stick allowing immediate access to any computer, without the need to install locally or admin rights.

local useLocal use

infovox4 can also be installed from the USB to up to 3 local computers. Local installations are independent and will work without the need to plug in the USB in the PC.

screenreadersScreen-readers and speech applications

infovox4 supports SAPI4 and SAPI5 for immediate and seamless integration with any screen-reader or any other speech enabled application.

includedIncluded applications

infovox4 includes the NVDA screen-reader, Speech Creator to create MP3 files for personal use, Voice Manager to customize voice settings, and Pronunciation Editor.

voice qualitiesVoice qualities

Two voice qualities available in each language: High Quality for pleasant reading and Colibri  for improved intelligibility at high reading speed.


Wide range of languages and choice of voices.

blog & news
  • acapela on linkedin
  • acapela on youtube
  • acapela on soundcloud
  • acapela on twitter
  • acapela on google+
  • acapela on facebook

New German and French voices, plus much more!

Flags of France and Germany Divided DiagonallyOctober 11, 2016

We have just released a new update with version number 4.2016.09.20. This is a major update as it contains several improvements in the engine and in all language and voice modules, affecting and improving all voices. New voices: We welcome [...]

NVDA 2016.2.1 now in infovox4

nvdaJune 23, 2016

Today we released an update for infovox4 to bring you up to speed with the newest version of the NVDA screenreader. To read about the new features and updates in NVDA 2016.2.1, click here.  

NVDA 2016.1 now available for infovox4

May 12, 2016

We just released a new update for of infovox4 containing an update to NVDA 2016.1 and some bug fixes. The update is available via LiveUpdate and will be automatically update next time you start infovox4. For all details about this [...]