
Line 21 is AI-driven software to streamline the creation, enhancement, translation, and delivery of live captions. It uniquely combines human captioners with AI proofreading, fostering inclusion and ensuring high-quality live content.
Users can easily send captions through Line 21 using a keyboard macro or connector. The AI Proofreader identifies and corrects caption errors in real time, customizable to each client's needs.
The software automatically translates captions into over 100 languages using custom AI engines. Line 21 ensures low-latency delivery to all destinations, providing captions with minimal delay.
This is achieved through options like browser links, subtitle overlays, video encoding, or API integration. A key feature is the ability to distribute customized captions to various platforms, from social media to web links and overlay apps.
Despite its comprehensive capabilities, the tool is user-friendly and integrates with various services to deliver captions to multiple destinations.

Released 1 year ago
Contact for pricing

Subtitle translation powered by AI for content creators reaching global audiences.
Released 4 months ago
Free + from $8/month

Released 1 year ago
Free

Released 2 years ago
Contact for pricing

AI-powered tool for note-taking and translation in one platform.
Released 1 year ago
Free + from $7.99/month

Quickly add accurate subtitles to videos in multiple languages directly in your web browser.
Released 9 months ago
Free + from $5/month

Released 3 years ago
Free + from $7/month

Effortlessly manage multilingual events with live interpreting services.
Released 3 years ago
Contact for pricing

AI-powered captioning and translation tool for video creators
Released 2 years ago
From $4/unit

Released 1 year ago
Free + from $7.50/month

Released 1 year ago
From $10/month

Released 5 years ago
Free + from $19/month