Live session closed captions and simultaneous translation capabilities

Closed captions with AI Media

AI-based captions
Displayed on top of the video stream
Fully in sync with the video - close to lip-sync precision
TV grade (CC 608/708)
Up to 4 languages at the same time
Fully compliant with US disability regulations
11 supported languages: English, Danish • German • Spanish • Finnish • French • Italian • Maori • Norwegian • Portuguese • Swedish

Live interpretation and closed captions with Interprefy

Live audio interpretation
Human-based (interpreters)
Seamless dubbing of audio channels
30+ supported languages

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Closed captions and audio translation with Wordly

AI-based captions and audio translation
Translations located in the sidebar (not over the video)
No limit of languages used per session
30+ languages supported

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Comparison table


TRANSLATION TYPE	CLOSED CAPTIONS (AI based)	AUDIO INTERPRETATION (Human-based) + CLOSED CAPTIONS (AI-based)	CLOSED CAPTIONS + AUDIO (AI based)
RENDERING EXPERIENCE	AI-based closed captions embedded within the video stream and displayed on top of the video.	Human-based live audio interpretation accessible via a widget displayed below the video player.	AI-based closed captions and audio translation embedded into a sidebar.
SUPPORTED INPUT LANGUAGES	English • German • Spanish • French • Italian • Portuguese	More than 30 languages	24 languages
SUPPORTED OUTPUT LANGUAGES	English • Danish • German • Spanish • Finnish • French • Italian • Maori • Norwegian • Portuguese • Swedish* * N.B. Up to 4 languages max at the output	More than 30 languages History of supporting up to 36 languages during one session.	Over 30 languages All supported languages available simultaneously.
WORKS WITH LIVE STUDIO AND RTMPS STREAM (RTMPS CAN BE USED TO STREAM PRE-RECORDED VIDEO)
WORKS WITH PRE-RECORDED AND VIDEO STREAMED VIA STUDIO
TRANSCRIPT DOWNLOAD	Source language transcript can be downloaded.		Source transcript and translations available to be downloaded from Wordly’s panel (Text with Timestamp, VTT File, SRT File, Plain Text).
WORKS WITH SPOTME LIVE SESSION REPLAY (STUDIO AND RTMPS)	Subtitles used in live session available in replay on SpotMe. Captions not available in the downloaded recording.		Closed captions need to be downloaded from Wordly and uploaded to the VOD via Backstage.
WORKS WITH CONTENT HUB	Subtitles used in live session available in content hub if event is linked to content hub and replay is imported to content hub via SpotMe. Not available in the downloaded recording.		Support for VoD in 2024 roadmap.
STREAM DELAY IMPACT	Additional 10 seconds of delay added to stream delay.	No impact (in line with stream)	No impact (in line with stream)
TYPE OF EVENTS	Virtual and hybrid (virtual audience)	Virtual and hybrid (virtual audience)	Virtual, hybrid, and in person (virtual and in-person audience)
WORKS ON WEB / MOBILE APP	Web & mobile app	Web app only (desktop)	Web & mobile app