Recognize speech from a microphone and prerecorded audio. Trace recognition events in the Events window.

Enumerate and test synthesizers with live playback or persisting synthesized speech to files.

Trace synthesis events in the Events window.

Edit L&H Native Control Sequence, SAPI 5, and W3C Speech Synthesis Markup Language (SSML) faster with built-in intelliprompt that suggests valid markup syntax.

Automatic syntax checking displays visual cues and syntax error messages in the Error window. Click on the error to take you to the location of it in the document window.

Playback text-to-speech markup with a click of the button. Highlight specific text or playback the entire document.

Create, validate, edit, test, and debug VoiceXML offline before deploying to voice response servers.

Edit W3C VoiceXML documents faster with built-in intelliprompt that suggests valid syntax.

Edit inline speech recognition grammars and text-to-speech markup in addition to VoiceXML.

Automatic syntax checking displays visual cues and syntax error messages in the Error window. Click on the error to take you to the location of it in the document window.