App Inventor Extensions: Speech Recognizer | Pura Vida Apps

App Inventor Extensions

Speech Recognizer Extension

See the App Inventor Extensions document about how to use an App Inventor Extension.

For questions about this extension, bug reports and feature requests, please start a new thread in the App Inventor Extensions forum. Thank you.

Nov 5th, 2016: Version 1: initial version


Speech Recognizer extension.
Required permissions: android.permission.INTERNET
Thank you Olibres for being the sponsor of this extension.

Note: This extension offers the functionality of the Speech Recognizer component.
Additionally the following blocks have been added:


Returns the language to use for speech recognition.

Specifies the language to use for speech recognition (as defined by BCP 47), for example 'en-US'. This tag informs the recognizer to perform speech recognition in a language different than the one set in the device.


Get list of supported languages.


Event indicating that language preference and list of supported languages have been received.

Example App


Tested successfully on Nexus 5X running Android 7.

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Terms and Conditions


If you find this example helpful and you are using it in one of your projects,
be nice and donate a small amount!

Donation amount:

or donate some mBTC to Bitcoin Address:

Thank you! Taifun

Download TaifunSpeechRecognizer extension (aix file)
Download Speech Recognizer Test (aia file)
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Creative Commons License
This work by Pura Vida Apps is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License
with attribution (name=Pura Vida Apps and link to the source site) required.

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