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Amazon Polly vs Google Cloud Text-to-Speech: catalog facts
Amazon Polly	Google Cloud Text-to-Speech
Paid Pay-as-you-go AWS pricing, with an AWS Free Tier allowance.	Paid Billed through a Google Cloud account; rates are on Google's pricing page.
Web	Web
Many voices across dozens of languages Neural and generative voice engines	More than 380 voices across 75+ languages and variants Gemini-powered voices
Requires an AWS account and billing setup Built for developers integrating an API rather than casual use	Requires a Google Cloud account and billing setup Built for developers calling an API, not for casual use
Hosted service	Hosted service
Closed source	Closed source
License not stated	License not stated
Account needed	Account needed
Needs internet	Needs internet
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.