Soniox named best-in-class STT for voice agents
Soniox App

Transcription with dental terminology accuracy in English

Soniox App transcribes and summarizes conversations in real time and is built for dentists who need accurate records without manual note-taking. Speaker labels, action items, and searchable transcripts across 60+ languages. Works with English and 60+ other languages.

mobileDownload on the App Store and Google Play

Apple App StoreGoogle Store
Free to start, with free credits added every week.

Every detail, captured automatically in English

Conversations move fast and details slip through the cracks. Soniox App makes sure nothing gets lost. Get seamless English transcriptions today.

summarize

Notes ready when you are

Automatic summaries with key points, decisions, and action items are generated from every English conversation.

search

Find anything said

Every transcript is searchable. Look up a English word or phrase and find the exact moment it was spoken.

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Know who said what

Speaker labels identify each English-speaking participant automatically, making transcripts easy to follow.

share

Share with your team

Send English transcripts and summaries to colleagues instantly. Everyone stays aligned without extra follow-up.

Built for real conversations in English

Smart Scribe handles the complexity of real speech so you can focus on the conversation. Handles English across varieties like American English and British English.

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Automatic summaries

Key points, decisions, and action items are extracted automatically from English sessions.

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Speaker identification

Smart Scribe detects and separates English speakers so you always know who said what.

translate

60+ languages

Transcribe English conversations and 60+ other languages, including mixed-language speech.

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Built for long sessions

Smart Scribe handles extended English meetings, interviews, and lectures without losing context or accuracy.

English at a glance

Key facts about English.

1.5 billion

speakers worldwide

15

countries where spoken

English is spoken in United States, United Kingdom, Canada, Australia, New Zealand, Ireland, South Africa, India, Jamaica, Trinidad and Tobago, Barbados, Bahamas, Belize, Guyana, and Malta. Soniox App is trained on real-world English speech from multiple regions and accents.

English transcription accuracy

Soniox App is powered by next-gen speech AI model developed inhouse by Soniox. The table below shows how Soniox AI performs on English transcription compared to 8 other providers.

ProviderWER (English)Accuracy
Soniox#16.5%93.5%
AssemblyAI9.3%90.7%
Speechmatics9.3%90.7%
Azure9.4%90.6%
Deepgram9.9%90.1%
OpenAI10.5%89.5%
ElevenLabs11.1%88.9%
AWS11.4%88.6%
Google18.2%81.8%

Word error rate (WER) measures how many words a speech-to-text engine gets wrong. Lower is better.

Soniox outperforms AssemblyAI, Speechmatics, Azure, Deepgram, OpenAI, ElevenLabs, AWS, and Google on English transcription accuracy.

Soniox App: The all-in-one AI speech toolkit

Smart Scribe, Translator, and Voice Typing cover three ways people work with speech.

Smart Scribe

Caption English conversations live

App feature Smart Scribe
See Smart Scribe arrow_forward

Translator

Translate English and 60+ other languages live

App feature Translator
See Translator arrow_forward

Voice Typing

Speak to type in English

App feature Voice Typing
See Voice Typing arrow_forward

One app. Everything you do with voice in English.

Get started free

Transcribe conversations in real time with Soniox.

mobileDownload on the App Store

Apple App StoreGoogle Store
Free to start, with free credits added every week.

Learn everything Soniox can do

Need more details? The Soniox Help Center provides complete documentation for the app, including guides, videos, screenshots, and feature walkthroughs.

Learn how to use Smart Scribe, Translator, Voice Typing, and more.

Explore the Help Center

Private by default

Soniox never stores your recordings and never uses your audio to train models. Everything is processed securely in real-time, then gone.

English language trivia

Hello - that's how you say hello in English.

History and background

  • history

    English is the most widely spoken language in the world when including both native and non-native speakers.

  • history

    The Great Vowel Shift between 1400 and 1700 dramatically changed English pronunciation while spelling stayed largely fixed.

  • history

    English vocabulary draws from Germanic roots, Norman French, Latin, and Greek, giving it an unusually large lexicon.

Distinctive features

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    English has almost no grammatical gender and minimal verb inflection compared to other Indo-European languages.

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    English spelling is notoriously irregular due to borrowings from many source languages.

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    English uses word order (Subject-Verb-Object) as the primary grammatical mechanism rather than inflection.

Dialects and varieties

American EnglishBritish EnglishAustralian EnglishIndian EnglishSouth African English

Official language in

United StatesUnited KingdomCanadaAustraliaNew ZealandIrelandSouth AfricaIndia

Related languages we support

Frequently asked questions about English transcription with dental terminology accuracy

Does Soniox App work for English speakers across different countries?arrow_downward
Yes. English is spoken across United States, United Kingdom, Canada, Australia, New Zealand, Ireland, and 9 more countries, and every region has its own accent, pace, and everyday vocabulary. Soniox App is trained on real-world English speech from multiple regions, so it stays accurate whether you are at home or traveling to another English-speaking country.
How well does Soniox App handle English as it is actually spoken day to day?arrow_downward
Very well. English has 1.5 billion speakers across 15 countries, and it sounds noticeably different depending on where you are. Most tools are trained on one standardized accent and struggle the moment speech gets regional, fast, or casual. Soniox App is trained on real-world English from multiple regions, so it stays accurate regardless of who is speaking or where they are from.
How accurate is Soniox for English compared to other providers?arrow_downward
Soniox achieves a 6.5% word error rate for English, outperforming AssemblyAI, Speechmatics, Azure, and 5 other providers in independent benchmarks. Lower word error rate means fewer mistakes in your transcripts.
What writing system does English use?arrow_downward
English is written in the Latin script. Soniox App handles English text natively, including all script-specific characters.
Does Soniox handle different English dialects?arrow_downward
English has several recognized varieties, including American English, British English, Australian English, Indian English, and others. Soniox is trained on diverse English speech data, so it handles regional variation and dialectal differences effectively.
What language family does English belong to?arrow_downward
English belongs to the Indo-European > Germanic > West Germanic language family. Among the languages Soniox supports, related languages include Dutch, German, and Afrikaans. Understanding these linguistic relationships helps Soniox deliver better accuracy across language families.
What is Soniox App?arrow_downward
Soniox App is a real-time speech app that turns spoken conversations into text and translations instantly. You can transcribe, translate, dictate, and summarize speech across 60+ languages — live, as people speak.
Does Smart Scribe work in real-time?arrow_downward
Yes. Smart Scribe transcribes and processes speech as it's spoken, without waiting for pauses or the end of a conversation.
Does Smart Scribe identify who is speaking?arrow_downward
Yes. Smart Scribe detects and separates speakers, making transcripts easier to read and follow.
Is my audio or data stored?arrow_downward
No. Soniox App never stores your audio or uses it to train models. Text outputs are stored only to provide the service to you and are never used for model training.
Is Soniox App free to use?arrow_downward
Yes. Soniox App offers free usage to get started, with paid plans available for unlimited and advanced features.