SpeechFlow

Freemium

A tool to convert audio into text.

SpeechFlow is a speech-to-text API designed to convert audio and video into text across 14 languages. The platform features rapid processing speeds, time-aligned transcription, and automated punctuation. It serves developers and businesses through flexible cloud or on-premises deployment options and a pay-as-you-go pricing model (verified: 2026-01-29).

Jan 29, 2026
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Pricing: Freemium
Last verified: Jan 29, 2026
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Key facts

Pricing

Freemium

Use cases

Developers integrating speech-to-text capabilities into applications using a multi-language API supporting 14 different languages (verified: 2026-01-29), Businesses requiring rapid transcription of long-form audio files with processing speeds under three minutes per hour (verified: 2026-01-29), Organizations needing flexible deployment options including cloud-based or on-premises installations for enhanced data security (verified: 2026-01-29)

Strengths

The system processes one hour of audio in less than three minutes for efficient large-scale transcription tasks (verified: 2026-01-29), Users can choose between cloud and on-premises deployment models to meet specific security and infrastructure requirements (verified: 2026-01-29), The API supports 14 languages including English, Mandarin, and Spanish with time-aligned transcription and proper punctuation (verified: 2026-01-29)

Limitations

The Free tier limits users to a single audio file concurrency and 10 minutes of online transcription monthly (verified: 2026-01-29), JavaScript must be enabled in the browser for the web interface to function properly during transcription tasks (verified: 2026-01-29)

Last verified

Jan 29, 2026

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Strengths

  • The system processes one hour of audio in less than three minutes for efficient large-scale transcription tasks (verified: 2026-01-29)
  • Users can choose between cloud and on-premises deployment models to meet specific security and infrastructure requirements (verified: 2026-01-29)
  • The API supports 14 languages including English, Mandarin, and Spanish with time-aligned transcription and proper punctuation (verified: 2026-01-29)

Limitations

  • The Free tier limits users to a single audio file concurrency and 10 minutes of online transcription monthly (verified: 2026-01-29)
  • JavaScript must be enabled in the browser for the web interface to function properly during transcription tasks (verified: 2026-01-29)

FAQ

How many languages does the SpeechFlow API support for transcription?

The SpeechFlow ASR API currently supports 14 languages, including English, French, German, Indonesian, Italian, Japanese, Korean, Mandarin, Portuguese, Russian, Spanish, Traditional Chinese, Turkish, and Vietnamese. This range allows for global transcription coverage across various regions and dialects for diverse business needs (verified: 2026-01-29).

What are the available deployment options for businesses using SpeechFlow?

SpeechFlow provides flexible deployment options to suit different business needs, offering both cloud-based services and on-premises installations to ensure reliability, security, and flexibility for various technical environments. This allows organizations to maintain control over their data processing infrastructure while utilizing the speech-to-text technology (verified: 2026-01-29).

How fast can the platform process a standard one-hour audio file?

The platform is designed for speed and can process a one-hour audio file in less than three minutes, providing timely transcription services for both individual and enterprise users. This efficiency is beneficial for high-volume users who require rapid turnaround times for their audio and video content (verified: 2026-01-29).