Deliver 24/7 real-time vocal information to your customers

Acapela TTS for Windows Mobile has been designed to enable developers to easily add a voice to their applications. Breathe life into your interface and content, provide users with the Voice First experience, let your Windows CE applications talk with a wide range of pleasant and smart voices.

Developer benefits

Simple integration of text to speech voices into your Windows CE application, for a natural interface and rich audio content. There are over 30 languages and 120 voices.

Market apps and services

For passenger information, navigation, in-car voice assistants, portable Accessibility applications, Digital Book Player (DTB), braille, virtual assistants and much more.

Key benefits

Two voice formats

Low Footprint (15-30MB/voice) and High Quality Medium (40-150MB/voice) for embedded text to speech, no internet connection needed.

Audio control

Perfectly integrated with Windows CE audio management possibilities.


Wide choice of languages and voices.

Technical Specifications

  • Text Input
    Unlimited text in UTF8 encoding. Support of tagged texts.
  • Lexicons
    Utilization of user lexicons.
  • Synchronization support
    Lip sync (visemes information), word synchronization and bookmarks.
  • Voice properties
    Speech rate and volume.
  • Audio format
    PCM audio, 16 bits linear, 22 kHz.
  • APIs
    Acapela API.
  • Development languages
    C, C++.
  • Documentation
    complete documentation, sample code.
  • Please contact us for more information

Pricing info

The Acapela TTS for Windows Mobile offer consists of two parts:

  • The Software Development Kit is a developer license (with libraries, sample code) and support and maintenance service. You pay a yearly fee.
  • The Commercial Licence: When a product/application/service has been developed incorporating our software, a royalties-bearing agreement will be worked out. The level of royalties will depend on the number of units, on the voices and on the languages used.