SyncWords

AI and human captioning, subtitling, and dubbing for live and recorded video

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Introduction

SyncWords provides generative-AI captioning, subtitling, and voice dubbing for live and pre-recorded video in more than 100 languages. It serves live streams, broadcasts, events, and on-demand video, with automated and managed services and support for streaming protocols such as HLS, RTMP(S), SRT, and CMAF. Billing is pay-per-use and is calculated per project by media duration.

Added on: Nov 2, 2026
Website: syncwords.com
Pricing model: Paid
Company: SyncWords, LLC

Product information

What is SyncWords?

SyncWords is a platform for captioning, subtitling, and dubbing live and recorded video, with AI and human services available.

How to use SyncWords?

Upload pre-recorded video for automated captions, subtitles, and transcripts, or connect live streaming or virtual event platforms to add real-time captions and voice translation.

Core features of SyncWords

AI-powered automated captioning and subtitling
AI-powered voice dubbing
Human captioning services
Support for HLS, RTMP(S), SRT, and CMAF
Embeddable player and widget options
RESTful API for automation

Use cases of SyncWords

1Adding live captions to virtual and hybrid meetings
2Delivering subtitled programs in many languages for OTT and broadcast
3Captioning and translating live news
4Making corporate events and streams accessible

Frequently asked questions about SyncWords

How does SyncWords billing work?+

It is pay-per-use. Charges apply when a project is submitted, are prorated by the minute of media, and are summarized for your confirmation before any charge is made.

Does SyncWords have a minimum volume?+

No. There is no minimum, and any amount of media can be captioned.

How secure is SyncWords?+

The site uses HTTPS and 256-bit encryption, and card payments are processed by a PCI-compliant third-party provider.

Which category is SyncWords in?+

SyncWords is listed under AI Dubbing & Subtitles.