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Superior accuracy, faster transcription, suitable for more scenarios compared to


Users seeking speech-to-text solutions have found a better alternative to Assemblyai in SpeechFlow

Feature comparison —— More accurate, faster, more applicable scenarios

Feature Comparisonimgimg
Speech training data
500,000 h👍
Transcription accuracy
Up to 98.1%👍
> 90%
Speed of obtaining results
Less than 5% of the file length👍
25% of the file length
Export file type
Free trial amount
5h/per month
5h/per month
File types Supported
Audio & Video
Audio & Video
Profanity filter
Transcription under noise
Online transcription & API

Accurate in multiple languages beyond just English

SpeechFlow's transcription accuracy is truly remarkable, surpassing even Assemblyai with a verified accuracy rate of 98.1%. This exceptional precision is not confined to English alone; it extends across every supported language.

The core of this accuracy is the advanced Conformer model (Click here for more.), which surpasses other models with cutting-edge capabilities. Additionally, SpeechFlow's precision also comes from extensive Big Data training.

With access to an extensive library of over 500,000 hours of diverse, high-quality data, SpeechFlow excels in transcribing accented speech, conversations in noisy environments, and various other intricate scenarios.


Enhanced transcription speed boosts efficiency

SpeechFlow excels in swift, cost-effective transcription compared to AssemblyAI. It transcribes an hour-long video in just 3 minutes, enhancing productivity.

In contrast, AssemblyAI is both slower and more expensive than SpeechFlow for the same transcription task. AssemblyAI's process can be up to 5 times slower, highlighting SpeechFlow's superior value as an efficient transcription solution. With SpeechFlow, you save time and reduce expenses, making it the ideal choice for various transcription need


Versatile Output Formats for Transcription Results

SpeechFlow excels as a versatile choice for users needing diverse output formats for transcribed content, surpassing AssemblyAI. SpeechFlow provides more output format options compared to AssemblyAI, which usually supports only SRT and VTT formats.

In contrast, SpeechFlow enhances user flexibility by offering four distinct output formats: TXT, JSON, SRT, and TEXT. This variety ensures that users can choose the format that best suits the


Free trial before purchase, pay-as-you-go after purchase

People often need familiarity before trusting something new. SpeechFlow, a rising AI speech recognition software, addresses this by offering a 5-hour free trial, the most generous among similar tools. Users can test the service before committing to a purchase.

Assemblyai, however, does not have a free trial.

SpeechFlow has a pay-per-use model in addition to an attractive free trial. Compared to a fixed monthly or yearly billing model, a per-volume billing model is more flexible and minimises costs. SpeechFlow also offers a customised service for enterprise users who have a high volume of usage. Please contact sales for details.


Embrace the age of advanced AI ,process audio files efficiently with SpeechFlow


Why I Prefer SpeechFlow Over Other speech to text tools

leftQuotes SpeechFlow is the top choice for accurate, efficient, and versatile transcription services. With a remarkable 98.1% accuracy rate, it surpasses competitors like AssemblyAI in all supported languages. Its advanced Conformer model and extensive Big Data training ensure precision. SpeechFlow transcribes an hour-long video in just 3 minutes, outperforming AssemblyAI, which is slower and costlier. Moreover, it offers multiple output formats, while AssemblyAI typically supports only SRT and VTT. Beyond transcription, SpeechFlow enhances content quality and safety by punctuating transcriptions and monitoring sensitive material, making it a reliable choice for various applications. Choose SpeechFlow for transcription solutions that set new standards in accuracy, efficiency, and versatility.w rightQuotes