Amazon Polly vs Murf API

The best way to compare Amazon Polly vs Murf API: audio samples, latency, features, plans, pricing, and more.

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Amazon Polly

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

Murf API

Deploy high quality voices for your apps, website and other services at scale.

Voice Quality

Amazon Polly Samples

Mean Opinion Score
Fiction
3.00
https://od.lk/s/NjBfMTI3MzMyNzU5Xw/arnold_rpg_dailouge.mp3
Non-Fiction
2.51
https://od.lk/s/NjBfMTI3MzMyNzI0Xw/clyde_site_sample.mp3
Conversation
2.63
https://od.lk/s/NjBfMTI3MzMyNzI0Xw/clyde_site_sample.mp3

Murf API Samples

Mean Opinion Score
Fiction
N/A
Non-Fiction
N/A
Conversation
N/A

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 derivedfrom comprehensive, professionally-conducted evaluations, and are anonymized to ensure unbiased results.

Features

Amazon Polly Features

Voice Cloning
Multi-lingual
Per-word Timestamps
Pitch Control
Speed Control
Phone Formats (e.g. pcm_mulaw)

Murf API Features

Voice Cloning
Multi-lingual
Per-word Timestamps
Pitch Control
Speed Control
Phone Formats (e.g. pcm_mulaw)

Features - Conclusion

  • Shared Features: Amazon Polly and Murf API both support multi-lingual capabilities, pitch and speed control, and are compatible with common phone formats like pcm_mulaw. These features make them versatile for various text-to-speech applications.
  • Murf API's Unique Offering: Murf API stands out with its voice cloning technology, which is not available in Amazon Polly. This feature allows users to create customized voice replicas, adding a personalized touch to their projects, which can be particularly beneficial for branding or user engagement.
  • Amazon Polly's Specialization: Amazon Polly includes per-word timestamps, a feature that enhances projects requiring tight synchronization between audio output and visual or textual elements. This is especially valuable for creating subtitled videos or timed educational content.

Pricing & Plans

Amazon Polly Pricing

Free

$0 /mo

  • 1M characters (for first 12 months only)

Pay As You Go

$16 per

  • 1M characters

Murf API Pricing

API Subscription

$3000/year

  • 12M characters (per year)

Pricing & Plans - Conclusion

  • Amazon Polly's Cost-Effectiveness: Amazon Polly offers an attractive pricing structure for both new and existing users. Its free tier for the first 12 months provides substantial value for those just starting out, and its competitive Pay As You Go rate makes it an affordable choice for ongoing text-to-speech needs.
  • Murf API's Pricing Model: Murf API operates on an annual subscription basis, which typically results in a higher cost per million characters compared to Amazon Polly’s more flexible pricing. This can be a less economical option for users who are primarily focused on maintaining a low budget.
  • Value Consideration: While Murf API may be more expensive, its unique features such as voice cloning can justify the higher price for users who require these specific capabilities. This makes Murf API suitable for projects where personalized voice experiences are critical.

Customer Reviews

Amazon Polly Reviews

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.

Dolore Impedit Eum Eos
Velit Voluptatem Eius Inventore

Murf API Reviews

3.8 out of 5
Average of 819 ratings from leading review sites.

Murf API generally receives praise for its variety of natural-sounding voices, user-friendly interface, and quick setup, making it a popular choice for voiceover projects. Customers appreciate the diverse voice options and the ability to customize speech patterns. However, there are significant concerns about the pricing model, which many find too expensive and restrictive in terms of voice generation limits. Additionally, there are complaints about customer service and misleading information regarding free trials and subscriptions. Issues with billing practices and refund policies are also frequently mentioned, causing distrust among some users.

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Summary

  • Amazon Polly's Advantages: Amazon Polly is cost-effective, offering competitive pricing and a free tier for new users, alongside solid voice quality and essential features like per-word timestamps and multi-lingual support. This makes it ideal for users who need affordable and comprehensive text-to-speech services.
  • Murf API's Specialization: Murf API is pricier but excels with its unique voice cloning feature and also supports multi-lingual capabilities, pitch, and speed control, catering to specialized projects requiring advanced customization.
  • Decision Factors: Users should choose based on their needs. Amazon Polly is suitable for those seeking a budget-friendly option with robust features. Murf API appeals to users needing personalized voice experiences through advanced features like voice cloning.

TTS Property

Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.

Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.

TTS Property

-speaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.


Our next-gen TTS model surpasses competitors on performance at onespeaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoyspeaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoyspeaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy

Signal Noise Ratio

Signal Noise Ratio

Signal Noise Ratio

The signal-to-noise ratio (SNR) is a crucial metric that measures  the amount of useful information vs. false or irrelevant background noise, frequently measured in decibels (dB). Engineers aim to maximize SNR to enhance system performance by minimizing noise interference.

Do you offer any free credits for TTS & ASR?

drop-down

We offer a generous free plan for developers with one month of free:

  • 160 hours of text-to-speech generation
  • 1.2 million characters of speech-to-text transcription

What is the monthly subscription?

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Our monthly plan is $20 per month for

  • 160 hours of text-to-speech generation
  • 1.2 million characters of Speech-to-Text transcription

Once you exceed those limits, you can add $5 top-ups to your plan for

  • additional 30hrs of Text-to-Speech
  • additional 300,000 characters of Speech-to-Text

Do you offer voices & transcription other in languages?

drop-down

We currently only have English voice generation & transcription. But we're working on multilingual voice support, expected to roll out in 2-3 months.

Can I create custom voices (voice cloning)?

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Please contact us at founders@snr.audio with your custom voice (voice cloning) usecase. Once approved by our compliance team, you will get access to your custom voice in under 48-72 hours.

Can I use the generated audio & transcription commercially?

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Yes, audio & transcription generated with Signal Noise Labs can be used commercially. You own the license to the generated content to perpetuity.

How do I cancel my subscription?

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You can cancel your subscription at any time. Go to the Subscription panel in the dashboard and click the "Cancel Subscription" button.

app.snr.audio

SNR.Audio

SNR.Audio - Text to Speech and Speech to Text