Got 10k+ Facebook followers? Get BotPenguin FREE for 6 months

Why Amazon Polly is the Future of Text-to-Speech Technology

Updated on
Oct 20, 20236 min read
Listen to this Blog
BotPenguin AI Chatbot Maker

    Table of content

  • What is Amazon Polly?
  • Features of Amazon Polly
  • Advantages of using Amazon Polly
  • Discover the Power of Voice Assistants in Transforming Daily Lives!
  • How Amazon Polly Works
  • arrow
  • Amazon Polly Pricing
  • arrow
  • Amazon Polly Demo
  • arrow
  • Use Cases for Amazon Polly
  • Amazon Polly vs. Other TTS Providers
  • arrow
  • Future of Amazon Polly
  • Conclusion 

Welcome to Amazon Polly's universe, the text-to-speech technology of the future! Have you ever wondered how our lives might be different if you possessed a voice that could read anything aloud? Polly from Amazon is capable of making that happen!

With technological advancements, we can now have our computers and devices read to us like never before. Text-to-speech technology has been around for quite some time now, but with Amazon Polly, it has been taken to a new level.

Amazon Polly is an artificial intelligence service offered by Amazon Web Services (AWS) that converts text into lifelike speech. With over 60 voices in more than 30 languages, Amazon Polly can transform your written content into an audio format that sounds human-like.

As per recent studies, around 40% of people prefer audio content to written content, which is only expected to grow. Moreover, providing audio content for businesses can help reach a broader audience, including those with disabilities or language barriers.

This blog delves into Amazon Polly, its features, advantages, and how it can help your business grow. We'll also cover the pain points of traditional text-to-speech technology and how Amazon Polly has overcome those challenges. 

So, let's get started with the world of Amazon Polly together!

What is Amazon Polly?

Amazon Polly is based on the cloud service synthesizing speech that sounds like a human voice using powerful deep learning capabilities. It enables you to turn written text into an address that may be used in various programs, devices, and websites.

Features of Amazon Polly

Amazon Polly has many features that make it stand out from other TTS services. These include a wide range of natural-sounding voices, the ability to control the speed and volume of the voice, and the ability to add punctuation marks to the text to create a more natural-sounding speech.

Advantages of using Amazon Polly

Amazon Polly's specialty is its lifelike speech synthesis. It uses advanced neural text-to-speech (TTS) technology to generate speech that sounds like a real person. This makes it best for applications, devices, and websites requiring a human-like voice. Additionally, Amazon Polly is highly scalable, which means it can handle large volumes of text-to-speech requests quickly and efficiently.

Discover the Power of Voice Assistants in Transforming Daily Lives!

Unlock the future


How Amazon Polly Works

Amazon Polly uses powerful deep-learning algorithms to create a speech that sounds like a human voice. It deconstructs written text into phonetic components before employing machine learning techniques to produce a natural-sounding voice.

The neural TTS technology Amazon Polly uses is a deep learning algorithm designed to replicate how the human brain processes sound. It uses a neural network to generate speech that sounds like real people, with nuances in tone, intonation, and emphasis.

Amazon Polly offers a robust API that allows developers to integrate speech synthesis capabilities into their applications, devices, and websites. The API support is highly versatile, allowing developers to control the speech's voice, speed, and volume and add punctuation marks and other features to create a more natural-sounding speech.

Amazon Polly Pricing

Amazon Polly offers a pay-as-you-go pricing model, where you pay only for the text-to-speech requests you make. The prices are based on the number of characters in the input text, with the first million characters per month being free of charge. After that, the pricing starts at $4.00 per million characters for familiar voices and $16.00 per million characters for neural voices.

How Amazon Polly charges for usage

Amazon Polly charges based on the number of characters in the input text, regardless of how often the text is synthesized into speech. You will only be charged once for the input text if you synthesize the exact text multiple times.

Comparison of Amazon Polly pricing with other TTS providers

Amazon Polly offers competitive pricing for standard and neural voices compared to other TTS providers. Likewise, the initial million characters each month are free, making it a cost-effective choice for organizations and people with modest text-to-speech needs.

Amazon Polly Demo

Amazon Polly offers a demo feature that allows users to test out the different voices and settings without paying anything. The Amazon Polly demo feature can be accessed directly from the Amazon Polly website, allowing users to input their text or choose from pre-existing text samples to synthesize speech.

How to use the Amazon Polly demo

Using the Amazon Polly demo is simple. Users can use the Amazon Polly demo and input their text or choose from a selection of pre-existing text samples, choose the voice and the language they want to use, and set the speed and volume of the speech. The synthesized speech of the Amazon Polly demo can then be played back directly on the website.

Benefits of using the Amazon Polly demo

The Amazon Polly demo is helpful for anyone who wishes to try out the various Amazon Polly voices and settings. 

Amazon Polly demo enables customers to understand how the speech would sound before committing to a subscription plan and can assist them in determining which voice and settings to utilize for their unique requirements.

Use Cases for Amazon Polly

Amazon Polly can assist a variety of businesses and applications.

Amazon Polly can be used in various industries and applications, including e-learning, gaming, news and media, and customer service. For example, in e-learning, Amazon Polly can be used to create audio versions of textbooks and study materials, while in gaming, it can be used to generate lifelike voices for characters and NPCs.

Case studies from businesses that have employed Amazon Polly successfully

Several companies have successfully implemented Amazon Polly in their operations, including Duolingo, a language learning app, and Aaptiv, a fitness app. Duolingo uses Amazon Polly to create audio versions of its lessons, while Aaptiv uses it to generate lifelike voice prompts for its fitness programs.

Amazon Polly vs. Other TTS Providers

Compared to other TTS providers, Amazon Polly offers a broader range of natural-sounding voices with advanced features that make it stand out. Additionally, its pay-as-you-go pricing model and free usage limit make it an affordable option for businesses and individuals who do not have high text-to-speech requirements.

Future of Amazon Polly

As a leading text-to-speech technology provider, Amazon Polly has a bright future. Here are some predictions and possible developments for Amazon Polly technology in the future:

Predictions for the Future of Amazon Polly

One of the key predictions for the future of Amazon Polly is that it will continue to expand its range of voices and languages. This will make it an even more versatile tool for businesses and individuals who want to interact with their audience more naturally and engagingly.

Additionally, there may be more integration with other Amazon Web Services, such as Amazon Alexa, to create a seamless voice experience across various applications and devices.

Possible developments in Amazon Polly technology

One of the possible developments in Amazon Polly technology is the use of emotional and conversational TTS. This would allow the speech generated by Amazon Polly to convey emotions such as happiness, sadness, and anger and create a more conversational experience for the user.

There may also be improvements in the neural TTS technology used by Amazon Polly, leading to even more lifelike speech synthesis. This could include generating speech in real-time, allowing for even more natural and responsive interactions.

Expanded Range of Voices and Languages

Amazon Polly may continue to add new voices and expand its language support. This would enable businesses and individuals to cater to diverse audiences and create localized and personalized experiences. Adding unique accents, dialects, and specialized voices could provide a more authentic and engaging user experience.

Integration with Other Amazon Web Services

As part of the Amazon Web Services ecosystem, Amazon Polly may see increased integration with other services like Amazon Alexa. This integration could enable seamless voice experiences across various applications and devices. For example, developers could leverage Polly's speech synthesis capabilities in Alexa Skills to provide dynamic and interactive voice responses.

Emotional and Conversational TTS

Amazon Polly might incorporate emotional and conversational text-to-speech (TTS) capabilities to enhance user engagement. This would allow Polly to convey a broader range of emotions, such as happiness, sadness, or anger, making the synthesized speech more expressive and natural. Conversational TTS would enable Polly to adopt conversational patterns and adjust its tone based on the context, creating a more interactive and human-like experience.

Real-Time Speech Synthesis

Amazon Polly may strive for real-time speech synthesis capabilities. This would enable instantaneous and responsive voice interactions, making it suitable for applications that require quick and dynamic speech generation. Real-time speech synthesis would be valuable in virtual meetings, live captioning, and voice-controlled applications that demand low latency and immediate responses.


The future of Amazon Polly holds the promise of expanded voice and language options, integration with other Amazon Web Services, emotional and conversational TTS capabilities, advancements in neural TTS technology, and the possibility of real-time speech synthesis.

These developments aim to provide businesses and developers with powerful tools to create immersive and engaging user voice experiences. Also, we have covered the Amazon Polly demo and Amazon Polly pricing 

If you're a business owner or marketer looking to stay ahead of the game in 2023, consider implementing a custom chatbot with BotPenguin. Its ability to improve customer satisfaction and streamline operations can give your business a competitive edge in the ever-evolving digital landscape. Start building your custom chatbot today and experience the benefits for yourself!

Keep Reading, Keep Growing

Checkout our related blogs you will love.

Ready to See BotPenguin in Action?

Book A Demo arrow_forward