FreeTTS offers Free Trial, but DeepZen does not.
The starting price of FreeTTS begins at $19/month, while pricing details for DeepZen are unavailable.
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
DeepZen offers several advantages, including Skilled narrator voice replicas, Adds rhythm and intonation, Emotional spectrum of human voice, Audiobooks, podcasts and many more functionalities.
The cons of DeepZen may include a Limited voice replicas availability, May lack language support, Emotional spectrum control unclear, Pricing not transparent. and No offline usage