Contact Us
Sign In

Resemble.AI vs. Amazon Polly

The best way to compare Resemble.AI vs. Amazon Polly: audio samples, features, plans, pricing, and more.

Get Started for Free

Live Demo

Try our text-to-speech API. Click a button to generate random text:

0 kb
Text to speech API - Resemble.AI


AI voice generator with voice cloning for text to speech.
Text to speech API - Amazon Polly

Amazon Polly

Text-to-speech service to transform text into natural-sounding speech using deep learning technologies.

Voice Quality

Mean Opinion Score
Mean Opinion Score
Mean Opinion Score (MOS) is a numerical measure that represents the perceived quality of audio samples, commonly used in evaluating text-to-speech systems. The score ranges from 1 to 5, with 1 indicating poor quality and 5 signifying excellent quality. These scores are derived from comprehensive, professionally-conducted evaluations, and are anonymized to ensure unbiased results.


Voice Cloning
Per-word Timestamps
Pitch Control
Speed Control
Phone Formats (e.g. pcm_mulaw)
Voice Cloning
Per-word Timestamps
Pitch Control
Speed Control
Phone Formats (e.g. pcm_mulaw)
  • Resemble.AI and Amazon Polly both offer multi-lingual support and per-word timestamps, catering to a wide range of text-to-speech needs.
  • However, Amazon Polly provides more flexibility with additional features like pitch and speed control, as well as support for phone formats, which Resemble.AI lacks.
  • Resemble.AI distinguishes itself with voice cloning capabilities, a feature not available in Amazon Polly, making it a strong choice for personalized voice generation projects.

Pricing & Plans

Pay as you go
~$480 per 1M characters
80,000 seconds (~1M chars)
Extra: $0.002 per second
1M characters (for first 12 months only)
Pay As You Go
1M characters
  • In a direct comparison of Resemble.AI and Amazon Polly based on pricing alone, Amazon Polly emerges as the more cost-effective option for both initial and ongoing text-to-speech needs up to 1 million characters.
  • Resemble.AI's pricing is significantly higher, making it less appealing for users with requirements up to this threshold.
  • For users with very high volume needs, further analysis would be required to assess the value of Resemble.AI's Pro plan, but for most applications, Amazon Polly offers a more affordable solution.

Customer Reviews

3.6 out of 5
Average of 12 ratings from leading review sites.
Customers appreciate Resemble.AI for its time-saving capabilities, voice cloning accuracy, and the ability to add emotions and tones to AI-generated speech. It is particularly valued for content creation and localization features. However, criticisms include its pay-as-you-go pricing model, limited language options without premium plans, and occasional technical glitches like voice pitch issues and electronic noises. Some users also find the user interface could be improved and the AI voices need to sound more natural.
Voice cloning accuracy
Content creation
User interface
Naturalness of AI voices
Pricing model
Language options
Technical performance
4.4 out of 5
Average of 68 ratings from leading review sites.
Customers appreciate Amazon Polly for its natural-sounding voices, ease of use, and integration with AWS services. They find it beneficial for various applications like IVR systems, content creation, and multilingual support. However, concerns about cost, limited customization options, and occasional unnatural inflections in the voices are common. The service's scalability and fast response times are highlighted as significant advantages, helping businesses efficiently manage large-scale projects.
Ease of use
Natural-sounding voices
Integration with AWS
Voice inflection
Customization options


  • When comparing Resemble.AI and Amazon Polly, it's evident that each service caters to different needs within the text-to-speech domain.
  • Amazon Polly offers a more cost-effective and feature-rich solution for general text-to-speech applications, with better voice quality scores and additional controls for pitch, speed, and phone formats.
  • However, Resemble.AI stands out for its unique voice cloning capability, making it the preferred choice for projects requiring personalized voice generation, despite its higher cost and fewer features.

Looking for a better alternative to Resemble.AI & Amazon Polly?

Try Unreal Speech! You get 250,000 free characters every month.

Get Started for Free
Sign In