VoiceText Embedded SDK

Lifelike synthetic speech for your mobile and other small-footprint applications

VoiceText Embedded SDK gives developers all the necessary tools they need to quickly create the best synthetic speech applications on any kind of small-footprint device. Whether you’re creating an educational mobile app or adding voice feedback to a wellness tracker, VoiceText has the solution for all your requirements.



> Exceptional performance from natural-sounding voices
VoiceText text to speech voices are extremely accurate, clear and natural, and ready to express your content in a way that will delight your end-users. Our tts voices are designed to deliver the highest quality sound and exceptional performance every time and we optimise them to fit your requirements perfectly.

> A world-class family of voices
Engage multilingual customers from across the globe. Today, VoiceText does text to voice in 20+ languages and 50+ voices – and more languages are on their way.

> Flexible Footprint
When your requirement is high quality text to speech in an extra-light footprint, VoiceText delivers according to your needs.

> Audio format
VoiceText Embedded SDK supports PCM file audio output.  


VoiceText Embedded SDK is specifically designed to help app developers quickly and seamlessly integrate VoiceText’s voices into their applications. A range of mobile operating systems is supported, including iOS, Android, embedded Linux, and more.

Please contact ReadSpeaker if you have other specifications to meet.


Operating System iOS, Android, WinCE, Embedded Linux (Can be ported to other OSs on request)
CPU 400 MHz or higher – 800 MHz or higher (depending on synthesis type and voice quality)
Architecture ARM 32 and 64 bit
Voice footprint 5 MB – 2.2 GB (depending on synthesis type and voice quality)


  • Accessibility
    Give users a way to communicate and take in information easily. Integrate VoiceText voices into AAC devices, mobile applications, DAISY digital talking books, and more.
  • Announcement Systems
    Enhance emergency management and disaster prevention by enhancing human-machine interface functionality. Always know what is happening when an alarm activates. Trigger voice messages to notify operators about a situation.
  • Education
    Put your mind to the test. Sharpen memory, increase focus, and keep your mind trained with text to voice  brain training apps.
  • Health Care
    Stay on track in your commitment to a healthier lifestyle thanks to voice notifications that motivate you to exercise, stay hydrated, take a break from your computer, etc.
  • Mobile Devices
    Rest your eyes, relax and recharge your batteries while you stay up to date on current affairs, learn new languages or enjoy a great audiobook—with your eyes closed.
  • Robotics
    Interactive toys and robots become even more engaging with our text to voice solutions, which are easily integrated to enable lifelike interaction.
  • Automotive & Transportation
    Drive safe and smart with our natural-sounding TTS directions. Reach your destination confidently and efficiently.