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Speechmatics vs AssemblyAI Comparison

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Speechmatics

4.5(2 reviews)

Starting at $0.30 per Hour

  • Large Enterprises
  • Small Business

Speechmatics is a speech recognition platform supporting 49 languages, including regional accents and dialects, with automatic language identification for complete transcription coverage. It handles both batch transcript…

AssemblyAI

4.8(17 reviews)

Starting at $0.65

  • Large Enterprises
  • Small Business

AssemblyAI is a speech-to-text API that converts audio files into written transcripts using AI models. Development teams, content creators, and customer service departments use it to automate transcription workflows, red…

AssemblyAI leads on user satisfaction with a 4.8-star rating across 17 reviews.

Speechmatics vs AssemblyAI — at a glance

FeatureSpeechmaticsAssemblyAI
Rating4.5 / 54.8 / 5
Reviews217
Starting price$0.30 per Hour$0.65
Free trial No No
Free version No No
Best forLarge Enterprises, Small Business, Medium BusinessLarge Enterprises, Small Business, Medium Business
CategoryVoice Recognition SoftwareVoice Recognition Software
PlatformsBrowser Based (Cloud)Browser Based (Cloud)
APIAvailableAvailable
Support modesOnlineOnline
CertificationsGDPRSOC 2, HIPAA, GDPR
Data residencyGlobalUS

Key differences between Speechmatics and AssemblyAI

  • Pricing: Speechmatics starts at $0.30 per Hour, while AssemblyAI starts at $0.65.
  • User satisfaction: AssemblyAI scores higher with a 4.8-star average.
  • Deployment: Speechmatics supports Browser Based (Cloud); AssemblyAI supports Browser Based (Cloud).

Speechmatics vs AssemblyAI — find the better fit before you commit.

01

Which tool fits your team best

02

Which is actually cheaper for your team size

03

Where each product wins, per real buyers

Most Voice Recognition Software tools look identical on paper. This comparison cuts to the differences that matter — pricing structure, team fit, and what real buyers found after signing up.

Speechmatics
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AssemblyAI
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Biggest differences

Start here before you go deeper into features.

Speechmatics

Best for accurate multilingual speech-to-text with broad language and accent support.

Choose if
  • You need transcription across 49 languages including regional accents and dialects.
  • Your workflows benefit from automatic language identification to streamline processing.
  • You require a flexible, AI-driven solution suitable for both small and large enterprises.
Consider alternatives if
  • You need fully on-premise deployment without reliance on cloud services.
  • Your use case demands highly specialized industry-specific vocabulary not covered by general models.

AssemblyAI

Best for developers needing accurate, flexible AI speech recognition APIs.

Choose if
  • You require highly accurate automated transcription and speech recognition.
  • Your team has technical resources to integrate and customize APIs.
  • You want a secure, adaptable solution supporting transcription and summarization.
Consider alternatives if
  • You lack technical expertise or resources for API integration.
  • You need an out-of-the-box, non-configurable speech recognition tool.

Speechmatics: Best for accurate multilingual speech-to-text with broad language and accent support. AssemblyAI: Best for developers needing accurate, flexible AI speech recognition APIs.

Description

Speechmatics is a speech recognition platform supporting 49 languages, including regional accents and dialects, with automatic language identification for complete transcription coverage. ... Read More about Speechmatics

AssemblyAI is a speech-to-text API that converts audio files into written transcripts using AI models. Development teams, content creators, and customer service departments use it to ... Read More about AssemblyAI

Entry Level Pricing

  • Starts from $0.30 , Billed Yearly
  • Starts from $0.65 , Billed Yearly

Free Trial Availability

  • No free trial
  • No free trial

User Ratings

Based on verified Spotsaas reviews

4.5

(2)

4.8

(17)

Best Company Size

Small BusinessLarge Enterprises
Small BusinessLarge Enterprises
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Software Demo

Demo

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How do Speechmatics and AssemblyAI Compare on Features?

Total Features

4 Features

4 Features

Unique Features

No unique features

No unique features

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Get Quote

Compare Speechmatics and AssemblyAI on pricing

Review starting price, plan structure, and free-trial access side by side so you can see which option fits your budget and buying process.

Pricing Option

      Starting From

      • $0.30 , Billed Yearly
      • $0.65 , Billed Yearly

      Pricing Plans

      • Not Available
      • Not Available

      Pricing Page

      Speechmatics pricing
      AssemblyAI pricing

      Other Details

      Organization Types supported

      • Large Enterprises
      • Small Business
      • Medium Business
      • Individuals
      • Freelancers
      • Large Enterprises
      • Small Business
      • Medium Business
      • Individuals
      • Freelancers

      Platforms Supported

      • Browser Based (Cloud)
      • Installed - Windows
      • Browser Based (Cloud)
      • Browser Based (Cloud)
      • Installed - Windows
      • Browser Based (Cloud)

      Modes of support

      • 24/7 (Live rep)
      • Business Hours
      • Online
      • 24/7 (Live rep)
      • Business Hours
      • Online

      API Support

      • Available
      • Available
      Get help choosing
      Get help choosing

      Security & Compliance

      Certifications, data handling, and security controls for IT and compliance evaluators.

      SOC 2

      ✓ Yes

      HIPAA

      ✓ Yes

      GDPR

      ✓ Yes
      ✓ Yes

      Data Encryption

      ✓ Yes
      ✓ Yes

      Data Residency

      🌐 Global
      🇺🇸 US

      Speechmatics User Reviews & Rating Comparison

      User Ratings

      4.5

      (based on 2 reviews)

      4.8

      (based on 17 reviews)

      Rating Distribution

      0

      0

      0

      0

      0

      0

      0

      0

      0

      0

      Used Speechmatics or AssemblyAI? Tell buyers what actually differs.

      List of Customers

      Customers

      Deloitte

      Deloitte

      Ubisoft

      Ubisoft

      nvidia

      nvidia

      No Customers information available.

      Media and Screenshots

      Videos

      video-0

      2 Videos

      video-0

      1 Videos

      Top Alternatives to Speechmatics and AssemblyAI in 2026

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      Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].

      Frequently asked questions

      Which is better, Speechmatics or AssemblyAI?
      AssemblyAI edges out the other on user ratings (4.8 vs 4.5). That said, the best pick depends on your use case — use the comparison tables above to evaluate each dimension.
      Do Speechmatics and AssemblyAI offer a free trial?
      Neither Speechmatics nor AssemblyAI currently lists a free trial.
      What is the starting price of Speechmatics vs AssemblyAI?
      Speechmatics starts at $0.30 per Hour. AssemblyAI starts at $0.65.
      What are the top alternatives to Speechmatics?
      Top alternatives to Speechmatics include IBM Watson Text to Speech, Voci Technologies, Infinitus, Red Box, CrystalSound.
      What are the top alternatives to AssemblyAI?
      Top alternatives to AssemblyAI include PromptSmart, Infinitus, Red Box, CrystalSound, Gladia.