Compare Amazon Polly
Details side-by-side comparison of Amazon Polly against top competitors.
Detailed Comparison
Unreal Speech
Low-cost text-to-speech API with streaming and per-word timestamps
TTSAPIStreaming
Pricing
| Model | Pay-as-you-go, per character | Subscription by characters, with free plan |
| Starting Price | $4.00 per 1 million characters (Standard) | $49/mo (Basic list price) |
| Has Free Version | ||
| Plan Summary | Standard $4.00 per 1M charactersNeural $16.00 per 1M charactersLong-Form $100.00 per 1M charactersGenerative $30 per 1M characters | Free $0: 250K characters (pricing page) or 1M (home page)Basic $49/mo, 3M charactersPlus $499/mo, 42M charactersPro $1,499/mo, 150M charactersEnterprise $4,999/mo, 625M characters |
Other Specifications
| Product Type | Text-to-SpeechAPI | Text-to-SpeechAPI |
Language Support
| Languages Supported | over 40 languages and language variants (vendor figure) | 8 languages (vendor figure) |
Voice Quality
| Quality Rating | Not stated on the page we checked | Not stated on the page we checked |
| Tonal Description | Voice types listed: Standard, Neural, Long-Form and Generative | Not stated on the page we checked |
Voice Count
| Total Voices | 100+ | 48 |
| Categories | Male and female voices | Not stated on the page we checked |
Ease of Use
| Usability Rating | Developer-oriented (API) | Developer-oriented (API) |
| User Experience | Not stated on the page we checked | Not stated on the page we checked |
Integrations
| API Availability | Yes, API service | Yes, four endpoints |
| Platform Integrations | N/A | N/A |
Use Cases
| Primary Use Cases | N/A | N/A |
| Applications | Not stated on the page we checked | Not stated on the page we checked |
Text to Speech Features
| SSML Support | N/A | |
| API Access | ||
| Multi Language | ||
| Emotional Impulse | N/A | N/A |
| Voice Cloning | N/A | No |
Character/Word Limits
| Plan Limits | Per-character billing | Characters per month by plan; roughly 750 characters per minute of audio per the vendor |
| Monthly Limit | Free: Standard 5M, Neural 1M, Long-Form 500K, Generative 100K characters a month (see free tier terms) | Free: 250K (pricing page) or 1M (home page) characters |
Commercial Rights
| Included | N/A | |
| Licensing Terms | Stored audio can be used for redistribution, analysis, archiving or any other use case at no extra cost; other commercial terms not stated on the page we checked | Home page: audio can be used commercially; attribution required on the free plan only. The terms page does not explicitly address generated audio. |
File Formats
| Supported Formats | MP3OGG | N/A |
| Export Options | MP3, OGG and other standard audio formats | Not stated on the page we checked |
Customer Support
| Support Channels | N/A | N/A |
| Priority Support | N/A | N/A |
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