Neither AiSofiya nor Amazon Polly offers a free trial.
Pricing details for both AiSofiya and Amazon Polly are unavailable at this time. Contact the respective providers for more information.
AiSofiya offers several advantages, including Supports over 840 languages, Realistic voice-overs, Natural text generator, Supports SSML, Web and mobile access and many more functionalities.
The cons of AiSofiya may include a No Offline Access, Requires Registration, No API available, Limited SSML customization. and No Free Version
Amazon Polly offers several advantages, including Natural sounding voices, Custom lexicons, Integration with AWS services, Variety of customization options, Supports multiple languages and many more functionalities.
The cons of Amazon Polly may include a Limited languages for speech, Requires AWS account, Complex integration with other services, Limited customization options. and Expensive for high usage