Top Subtitle & Dubbing AI Tools

AI voice generator for realistic text-to-speech, voice cloning, and dubbing.

ElevenLabs produces some of the most natural-sounding synthetic speech available, and is widely used for audiobooks, dubbing, voiceovers, and conversational AI agents. Pricing is credit-based — roughly 1,000 credits per minute of generated speech — with commercial usage rights unlocked starting at the first paid tier.

• Free tier gives ~10,000 credits/month (~10 min of speech) but no commercial usage rights
• Starter (~$5-6/mo) is the cheapest tier that unlocks commercial use and voice cloning
• Creator (~$22/mo) adds professional voice cloning and higher-quality 96kHz audio
• Also offers a Conversational AI product for building voice agents, billed separately by usage
• Higher tiers (Scale, Business) offer dedicated infrastructure for high-volume production use

AI avatar video platform for presenter-style training and marketing videos.

Synthesia generates videos of AI presenter avatars speaking a script in 140+ languages, aimed at teams that need consistent training, onboarding, or marketing videos without filming a person every time. It's the most established player in this category, used by 50,000+ teams, and supports dubbing and interactive (branching) video on higher tiers.

• Free plan available but limited to a small monthly video allowance with a watermark
• Starter (~$18-29/mo) removes the watermark and unlocks 125+ stock avatars
• Creator (~$64-89/mo) adds personal AI avatars, API access, and interactive video
• Supports script translation and dubbing into 140+ languages from one source video
• Enterprise tier adds SSO, custom avatars, and a dedicated success manager

AI avatar video generator for creators and businesses, with video translation.

HeyGen generates talking-avatar videos from a script and voice, and is widely used for marketing, sales outreach, and localizing videos into other languages with lip-synced dubbing. It runs on a premium-credit system where higher-fidelity avatar models (Avatar IV/V) cost more credits per minute than older models.

• Free plan gives 3 videos/month at 720p with a watermark
• Creator ($29/mo) unlocks unlimited videos at 1080p plus one voice clone
• Video translation with lip-sync dubbing across many languages
• Business tier ($149/mo + $20/seat) adds 4K rendering and up to 5 custom avatars
• Credit cost varies sharply by avatar model — Avatar IV/V videos cost ~20 credits/minute vs 3 for older avatars

Video editing software with AI background removal, subtitles, and voiceovers.

Wondershare Filmora is video editing software with AI features including smart cutout (background removal), automatic subtitle generation, AI text-to-speech voiceovers, and motion tracking. An AI Copilot offers step-by-step editing guidance, alongside AI noise removal and automatic color correction.

• AI background removal (smart cutout)
• Automatic subtitle generation
• AI text-to-speech voiceovers
• AI Copilot editing guidance

Browser-based video editor with AI subtitles, avatars, and translation tools.

VEED is an online video editor aimed at teams and creators, offering AI-generated subtitles, AI avatars for talking-head videos, one-click translation/dubbing, and simple screen-recording tools.

• AI subtitles and auto-translation
• AI avatar video generation
• Browser-based, no install needed
• Screen recording built in

AI transcription and subtitling tool supporting dozens of languages.

Sonix automatically transcribes audio and video files with high accuracy across a large number of languages, and includes a browser-based editor for correcting transcripts, adding speaker labels, and exporting subtitles.

• Automated transcription in 49+ languages
• Browser-based transcript editor with speaker labels
• Auto-generated, exportable video subtitles
• Team collaboration on shared transcripts

AI platform for subtitles, dubbing, and translating video content.

Maestra generates subtitles, voice dubbing, and translations for video and audio content across many languages, aimed at creators and businesses localizing content for international audiences.

• Auto-generated subtitles in 100+ languages
• AI dubbing with voice cloning options
• Translates existing subtitle files into new languages
• Batch processing for localizing many videos at once

Transcription, captioning, and translation platform with AI and human review.

Rev offers both fast AI-only transcription and human-reviewed transcription/captioning for higher accuracy needs, serving media, legal, and business customers who need reliable transcripts, captions, or translated subtitles.

• Fast AI transcription with an optional human-review tier
• Closed captioning and subtitle generation
• Translation of transcripts and subtitles into other languages
• API access for developers automating transcription workflows

AI dubbing that translates video into other languages with natural voices.

Papercup uses AI to dub video content into other languages with natural-sounding voices that preserve tone and timing, aimed at media companies localizing video at scale.

• AI video dubbing across languages
• Natural tone and timing preservation
• Built for media localization at scale

AI dubbing and localization tool for translating videos into other languages.

Rask AI translates and dubs video content into other languages, matching lip movements and voice tone to the original speaker, aimed at creators who want to reach international audiences without hiring voice actors.

• AI dubbing with lip-sync matching
• Preserves the original speaker's voice tone and emotion
• Supports dozens of target languages
• Batch localization for entire video libraries

Low-latency voice AI infrastructure for building real-time speech and voice-agent products.

Cartesia provides real-time text-to-speech and voice models built for low latency, designed for developers building voice agents, live dubbing, and interactive audio products. Its API-first approach targets applications where response speed and voice quality both matter, such as live customer support calls.

• Very low-latency text-to-speech
• Real-time voice cloning options
• Built for voice-agent products
• Developer-first API

AI lip-sync tool for dubbing video into other languages realistically.

Sync Labs re-syncs a speaker's lip movements to match dubbed audio in another language, aimed at making translated videos look natural rather than obviously dubbed.

• AI lip-sync for dubbed video
• API for developer integration
• Supports many source/target languages

AI voice cloning and generation platform with a developer-focused API.

Resemble AI lets you create custom AI voice clones from short audio samples and generate speech from text via API, aimed at developers building voice features into their own products (games, IVR, dubbing tools).

• Custom voice cloning from samples
• Developer API for text-to-speech
• Real-time voice conversion options
• Multilingual voice generation