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Hei.io

verifiedFreemiumAPIhei.io

AI dubbing and subtitling tool offering voiceovers in 140+ languages, auto-captions and voice cloning for video creators.

What it does

Hei.io is an AI tool for translating and localizing audio and video. It produces voiceovers and dubbing in over 140 languages with 440+ voices, auto-generates and synchronizes captions and subtitles, and can clone a speaker's voice across languages. Users upload a file or YouTube link, edit the transcript, then export as MP4, MP3 or SRT.

Core features

AI voiceover and dubbing in 140+ languages
Automatic caption and subtitle generation with sync
Voice cloning across up to 32 languages
Translated subtitles and SRT/VTT import
Custom dictionaries for better transcription
Export to MP4, MP3 and SRT

Best for

Dubbing videos into multiple languages
Auto-generating subtitles for content
Cloning a creator's voice for localization
Reaching global audiences with translated media

Pricing

Free
Pay As You Go
$12/hour
Basic
$39/mo
Pro
$109/mo
Business
$489/mo