Neither Readvox nor Realistic Text to Speech offers a free trial.
Pricing details for both Readvox and Realistic Text to Speech are unavailable at this time. Contact the respective providers for more information.
Readvox offers several advantages, including Chrome extension tool, Converts text to speech, Naturally sounding voices, Preferred voice selection, Natural Voice option and many more functionalities.
The cons of Readvox may include a Limited to Chrome extension, No mobile application, Pricing not specified, Limited voice options. and No customer support indicated
