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5 Alternatives to AssemblyAI – Speech-to-Text API

assembly ai alternatives

Alternative speech-to-text APIs offer a number of advantages over AssemblyAI. The most obvious is that they tend to be much cheaper, with some services offering pricing as low as $0.05 per 1,000 characters. Additionally, many alternative services offer better accuracy than AssemblyAI, making them a better choice for applications that require high-quality transcription.

Whether you’re looking for a more affordable option or want to try something different, there are plenty of options available. Here’s our list on the best Similar Apps that will work with your budget and needs!

Amazon Transcribe

Voice input can be converted into text with Amazon Transcribe, which opens up a wide range of text analytics applications.

What is Amazon Transcribe?

Amazon Transcribe is a speech-to-text API that can be used as an alternative to AssemblyAI. Amazon Transcribe offers real-time transcription and can handle multiple speakers at once. It also integrates with many other Amazon services, such as Amazon S3, Amazon Comprehend, and AmazonLex. This makes it a more comprehensive solution for businesses that want to use speech-to-text technology.

In addition, Amazon Transcribe is more accurate than some of the other alternatives on the market, making it a good choice for businesses that need high-quality transcription results.

Features of Amazon Transcribe

  • Audio Outputs: It is possible to process both live and recorded audio or video inputs using Transcribe to create accurate transcriptions that can be analyzed and searched.
  • Streaming & batch transcription: It is possible to process previously recorded audio or stream audio for real-time transcription. Over a secure connection, one can send a live audio stream to the service and receive a text reply.
  • Punctuation & number normalization: A fraction of the time and cost of manual transcription can be saved using Amazon Transcribe’s automatic punctuation and number formatting.
  • Timestamp generation: In order to make it simple to add subtitles to videos and readily locate certain words or phrases in the original audio, Amazon Transcribe returns a timestamp for each word.

Pricing of Amazon Transcribe

Pros & Cons of Amazon Transcribe (Reviews)


  • “Amazon Transcribe helps me not to fall behind in a meeting and not know what’s going on. Even if I do, I have the transcript at the end to help me figure out what was said during the meeting.”
  • “We don’t run into any issues with bugs or glitches.”


  • “The UX and UI could be improved on the AWS console.”
  • “I would love to see Amazon Transcribe have its own section or its own page about how to make adjustments if you’re using it for accessibility.”

Related Post: Google Lens: All there Is To Know

Google Cloud Speech-to-Text

What is Google Cloud Speech-to-Text

Google Cloud Speech-to-Text is an AI service that enables users to turn speech into text. You can use it to transcribe speech in over 120 languages, and you can also verify the transcription against the original audio recording. It integrates with many other Google Cloud Platform services, which makes it easy to use with other GCP services. It also supports a wide range of audio formats, including MP3, WAV, FLAC, and Opus.

AssemblyAI offers similar benefits but has fewer integrations and does not support as many audio formats.

Features of Google Cloud Speech-to-Text

  • Improved customer service: Users can empower their customer support systems with this voice recognition software by combining Interactive Voice Response (IVR) and agent discussions. To gain a better understanding of their customers and interactions, users can run analytics on their chat data.
  • Implement voice commands: The user can activate voice control, such as “Turn up the volume,” or conduct voice searches by using phrases such as “What is the temperature in Paris?’ Such ability can be combined with Google Speech-to-Text API to deliver voice-activated services in IoT applications.
  • Transcribe multimedia content: To enhance audience outreach and user experience, Google Speech-to-Text can transcribe both audio and video content.

Pricing of Google Cloud Speech-to-Text

Pros & Cons of Google Cloud Speech-to-Text (Reviews)


  • It works on a number of languages, quality, and new improvements.
  • The speech-to-text service is reliable and secure.


  • Not as accurate as it could be. Ties you to Google storage.
  • The accuracy of medical terminology could be improved. The overall speed is slower than I would have expected from Google. The documentation is poor and is barely good enough to get started.

IBM Watson Speech to Text

IBM Watson Text to Speech is a cloud-based API service that transforms written text into natural-sounding audio.

What is IBM Watson Speech to Text?

IBM Watson Speech to Text is a cloud-based speech recognition service that can transcribe speeches in real-time, identify the speaker, and be customized to work with data sets from different companies. One of the key benefits of this service is that it offers text translation in over 30 languages. This makes it ideal for companies with international customers or employees.

Another benefit is that it integrates with many other IBM Watson services including Personality Insights and Tone Analyzer. This makes it easy to use IBM Watson services together.

Features of IBM Watson Speech to Text

  • Improve speech recognition accuracy for your use case with language and acoustic training options.
  • Analyze and correct weak audio signals before transcription begins.
  • Improve application response times by using speech transcription as it is generated and throughout the finalization process.

Pricing for IBM Watson Speech to Text

Pros & Cons of IBM Watson Speech to Text (Reviews)


  • IBM Watson speech-to-text is very good software for building applications that convert human speech to text.
  •  It has excellent features like real-time mode, custom models, and keyword spotting.


  • IBM Watson Speech to Text service accuracy is not the same at all times.
  • It just supports 11 languages, so I think it can be improved by opening new languages to be translated.

Azure Cognitive Services – Speech Services

In addition to transcribing speech to text accurately, you can create natural-sounding text-to-speech voices, translate spoken audio, and recognize speakers.

What is Azure Cognitive Services?

If you’re looking for an AssemblyAI alternative, Azure Cognitive Services – Speech Services might be a good option. It offers speech recognition, text-to-speech, and speaker verification capabilities. It also integrates well with other Azure services, is easy to use, and supports various audio formats.

Features of Azure Cognitive Services – Speech Services

  • Speech-to-text: Speech-to-text technology enables the synchronous or real-time transcription of sounds into text.
  • Text-to-speech: You can turn input text into human-sounding synthesized speech using text-to-speech technology. Use neural voices, which are driven by deep neural networks and have human-like voices.
  • Speech translation: Your applications, tools, and devices can translate voice in real-time and across several languages. Use this function to translate speech-to-speech and speech-to-text.

Pricing – Azure Cognitive Services

Pros & Cons of Azure Cognitive Services  (Reviews)


  • Precise voice analysis that gains from personalized speech models
  • Can be used locally to protect the security of voice data.


  • Complicated to set up


Automatically transcribe real-time or pre-recorded audio and video into text with AI

What is Deepgram?

Deepgram’s AI voice API is the first of its kind, offering human-level understanding for transcription. Additionally, this tool helps programmers create the next wave of voice applications by providing accurate, immediately usable transcription. Additionally, it can be used to improve customer service and help with research initiatives. It can also help you create a more precise model for the phrases that are significant to you.

AssemblyAI is a well-known competitor in the field of transcription, but Deepgram offers more accurate transcriptions and is better suited for creating voice applications.

Features of Deepgram

  • It doesn’t matter if it is in real-time or pre-recorded –get speed and scale without sacrifice.
  • Deepgram provides accurate transcriptions you can actually read, whether the source is single-speaker, high-fidelity dictation or staticky, acronym-heavy ground-to-space communications.
  • The foundation of natural language understanding is precise, trustworthy speech-to-text. Language detection, text summarization, speaker differentiation, sentiment analysis, and other features.

Pricing of Deepgram

Pros & Cons of Deepgram (Reviews)


  • It was straightforward to get started & the API was plain enough to understand to achieve the intended functionality.
  • It is really easy to start using. 


  • The website could be improved somewhat to be more user-friendly.


So if you’re not happy with AssemblyAI or are simply looking for something different, be sure to check out one of the options listed above. You’re sure to find an API that meets your needs and fits your budget.

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