Yes, both Speechllect and FreeTTS offer a Free Trial.
Pricing for Speechllect Starts at $10/month whereas for FreeTTS Starts at $19/month.
Speechllect offers several advantages, including Real-time operation, SenseTheory-based analysis, Two-part Speech-To-Text engine, Determines emotion and tone, Translates voice into text and many more functionalities.
The cons of Speechllect may include a Requires high-speed internet for Cloud, Dependent on SenseTheory accuracy, Limited customization options, Prone to semantic inaccuracies. and Amorphous Encryption implementation-dependant
FreeTTS offers several advantages, including Supports almost all languages, Produces high-quality audio, Free of charge, Allows commercial use, Fast text-to-speech conversion and many more functionalities.
The cons of FreeTTS may include a Limited weekly characters, Removes audio after 24 hours, No offline functionality, Doesn't support voice customization. and No real-time text-to-speech feedback