Narration Box offers Free Trial, but Open-Audio TTS does not.
The starting price of Narration Box begins at $12/month, while pricing details for Open-Audio TTS are unavailable.
Open-Audio TTS offers several advantages, including Selectable voice types, Control over speech speed, Versatile usage in audioscapes, Useful for podcast creation, Aids in audiobook generation and many more functionalities.
The cons of Open-Audio TTS may include a Requires API Key, No offline usage, Limited voice options, Speech speed control limitations. and No clear update schedule
Narration Box offers several advantages, including Over 20 languages, Audiobooks from ebooks, Host audio pages, Audio widgets, Podcasting capabilities and many more functionalities.
The cons of Narration Box may include a Podcasting feature not available, Widgets still in development, API pending implementation, Analytics feature coming soon. and subscription model unclear