ReadSpeaker Text-To-Speech Embedded SDK

Effortlessly embed ReadSpeaker TTS into your application.

ReadSpeaker is a one stop shop for all your embedded applications. Whether you’re creating an educational mobile app or adding voice feedback to a wellness tracker, ReadSpeaker has the solution for your embedded requirements.


> Exceptional performance from natural-sounding voices
ReadSpeaker 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, ReadSpeaker does text to voice in 40+ languages and 120+ voices —and more languages are on their way.

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

> A variety of audio formats and sampling rates
We support the following audio formats and sampling rates: PCM, Wav, Ogg and MP3* (*using third party library) – 8KHz, 11KHz, 16KHz, 22KHz, 44,1KHz. Sampling depth 16 bit.  


ReadSpeaker Embedded SDK supports a range of mobile operating systems specifically designed to help app developers quickly and seamlessly integrate ReadSpeaker’s voices into their applications. They include iOS, Android, Embedded Linux, QNX, Windows Mobile.

Please contact ReadSpeaker if you have other specifications to meet.


Operating System iOS
Embedded Linux
WinCE 3.0 or higher
Windows Mobile 5.0 or higher
*Other OS can be ported upon request.
CPU ARM 170 MHz X-Scale, SH3, SH4, x86, MIPS (custom)
RAM 6-16 MB (smaller sizes may be available for certain voices)
Database space 16 ~ 900 MB


  • Accessibility
    Give users a way to communicate and take in information easily. Integrate ReadSpeaker’s 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.
  • Transportation
    Drive safe and smart with our natural-sounding TTS directions. Reach your destination confidently and efficiently.