Yes, both Speechllect and Narration Box offer a Free Trial.
Pricing for Speechllect Starts at $10/month whereas for Narration Box Starts at $12/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
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