Soniox

Name: Soniox
Author: Soniox

Free plan API

What Soniox is

Soniox provides transcription and translation through an API, with support for 60 languages. Its listed capabilities include speaker identification, speaker labels, and timestamps, which can help associate recognized speech with speakers and time positions. API access is available, and API is the listed platform.

Soniox uses a freemium pricing model. Its Free plan costs nothing and adds free credits every week; the plan is billed monthly. Pro costs $19.99 a month, billed once per month, and includes unlimited transcription, unlimited translation, and unlimited AI actions. Business costs $30 a month, billed monthly, with per-user billing. These plans give buyers a choice between weekly free credits, a Pro subscription with the listed unlimited services, and Business billing by user. Soniox is the maker. The company was founded in 2020 and is headquartered in Foster City, California, United States. For a buyer considering speech-to-text and translation workflows, its listed language coverage and speaker and timestamp features describe the available capabilities, while API is the stated way to use the software.

Who it suits

Soniox suits developers or teams looking for transcription and translation capabilities through an API, with support for 60 languages. Its speaker identification, labels, and timestamps may suit workflows that need speech organized by speaker and time.

What it does well

Supports transcription and translation across 60 languages.
Includes speaker identification and speaker labels.
Supports timestamps.
API access is available.
The Free plan adds credits every week.
Pro includes unlimited transcription, translation, and AI actions.

What to know first

API is the only listed platform.
The Free plan provides weekly credits.
Business uses per-user billing.

Limits

The Free plan adds credits every week. Pro costs $19.99 a month and includes unlimited transcription, unlimited translation, and unlimited AI actions.

Plans

Plan	Billed and limits	Price
Free	billed monthly · Free credits added every week	Free
Pro	billed once per month · Unlimited transcription · Unlimited translation · Unlimited AI actions	$19.99 a month
Business	Billed monthly · Per-user billing	$30 a month

As soniox.com lists them, read 20 Sept 2026. The maker's own page has the final word.

Getting started

Open the Soniox website.
Choose the Free plan, Pro at $19.99 a month, or Business at $30 a month.
Use the API to access the listed transcription and translation capabilities.

Verdict

Choose Soniox if you need API-based transcription and translation with support for 60 languages, speaker labeling, and timestamps. Pro is the listed option for unlimited transcription, translation, and AI actions at $19.99 a month. Look elsewhere if API is not a fit for your setup.

Questions

Does Soniox have a free plan?

Yes. The Free plan costs nothing, is billed monthly, and adds credits every week.

How much does Pro cost?

Pro costs $19.99 a month, billed once per month.

What does Pro include?

Pro includes unlimited transcription, unlimited translation, and unlimited AI actions.

How much does Business cost?

Business costs $30 a month, billed monthly, with per-user billing.

How many languages does Soniox support?

It supports 60 languages.

Who makes Soniox?

Soniox is made by Soniox, a company founded in 2020 and headquartered in Foster City, California, United States.

Facts from Soniox's own pages

API access: Yes · app.soniox.com, 20 Sept 2026
Founded: 2020 · soniox.com, 28 Sept 2026
Free plan: Yes · app.soniox.com, 20 Sept 2026
Headquarters: Foster City, California, United States · soniox.com, 28 Sept 2026
Languages supported: 60 · app.soniox.com, 20 Sept 2026
Speaker identification: Yes · app.soniox.com, 20 Sept 2026
Paid from: 19.99 · app.soniox.com, 20 Sept 2026
Timestamp support: Yes · app.soniox.com, 20 Sept 2026