Audio-Text Aligner

Automatically align all languages text and sound with hours long accuracy.
IRCAM-Centre Pompidou lab’s decades of sound and music research enable us to shape an algorithm achieving best-in-class results at scale, easyly integrated to your workflow.

Used by the world's best companies

Our difference

All languages compatible

Provide synced lyrics to your users, in their very own language, even non-Latin alphabets

Our expertise

Works on several hours file

Synchronize hours long audiovisual programme with a constant accuracy, through a single API call

Text and sound alignment

For music industry, karaoke, and audiovisual studios

Word-by-word sync

Provide users the best experience possible to engage with their artist’s songs

Confidence score

Align text at scale with manual checks reduced at the lowest


Sync lyrics and/or subtitles seamlessly as part of your supply chain


Try before you

Our free trial awaits, with 60 credits on sign-up you can take a complete ride, no credit card required

Pay as you go

The best way to start at your own pace.

Only pay for what you use.

Billed at month end.

Usage capped at 500 credits per month.


Best value

Up to 50% off through recurring usage.

No time commitment.

Fee payable in advance.

Flexibly change your tier at any time.

For off package credits, a 25% markup will apply.


Tailored to your enterprise grade needs.

Custom pricing based on volume.

Priority support.

No concurrent processing restriction.

No usage cap.

Start your
integration now

Fast and seamless integration into your app, software, supply chain, ...

API doc

Used by the world's best companies

Want more?

Our AI-assisted automatic sync is 50 times faster than manual sync with way higher accuracy

Get started now