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Auto Captioning Subtitles Captions AI Meme Generator General Long To Short Auto Editing Clips Video Editing Text To Video Video Generation

Agent Opus

✓ verifiedFreemium

End-to-end AI video generator that turns scripts and assets into polished, ready-to-post social videos with avatars and voiceover.

5.8M visits/mo55K saves

Kapwing

✓ verifiedFreemium

Browser-based video editor with AI tools for creating, editing, subtitling, and repurposing content.

5.6M visits/mo

Wan AI

✓ verifiedFreemium

Alibaba's Wan AI platform for generating video and images from text or reference images, part of the Tongyi generative AI family.

3.1M visits/mo49K saves

Captionic

✓ verifiedFree

Free AI tool that auto-generates subtitles and embeds them into short videos, with multi-language support.

4.6K visits/mo

syncwords.com

✓ verifiedPaid

Pay-per-minute platform for live and recorded AI captioning, foreign subtitling, and real-time voice dubbing for broadcasters.

19K visits/mo

Pricing

Free: $0 (60 credits/mo, ~2 videos)

Pro: $29/mo (3,600 credits/yr, ~120 videos, watermark removal)

Max: $129/mo (18,000 credits/yr, priority processing, 5 avatars)

No public pricing

Human transcription (standard, 3-5 days): $1.95/minute of media

Human transcription (fast, same day): $3.45/minute of media

Automated captions (ASR + sync): $0.50/minute of media

Machine translation, first language: $1.00/minute of media

Machine translation, second language: $0.50/minute of media

Burned-in caption files: $3.00 minimum, $0.50/minute above minimum

Professional human translation: from $6.00/minute of media

Free trial available

Core features

✦Script-to-video generation in one flow
✦Audio-to-video conversion
✦AI avatars and voice cloning
✦Motion graphics and animated B-roll
✦Multiple visual styles and presets
✦Credit-based plans with watermark removal

✦Browser-based video editor
✦AI video generation from prompts
✦Auto subtitles and transcription
✦Dubbing and translation into 40+ languages
✦Repurpose long video into social clips
✦Text-to-speech and audio cleanup

✦Text-to-video generation
✦Image-to-video generation
✦Text-to-image and image editing
✦Open-source model releases for developers
✦Part of Alibaba's broader Tongyi AI ecosystem

✦Automatic AI subtitle generation
✦Embeds captions into the video
✦Multi-language support

✦Frame-accurate live AI captioning with broadcast-grade latency
✦Real-time subtitle translation into 40+ languages including non-Latin scripts
✦AI voice dubbing that preserves speaker emotion and tone
✦Delivery via SDI, HLS, SRT and widget-based embeds
✦Caption and subtitle editor with smart segmentation and error detection
✦Human transcription and translation options alongside automated ones

Use cases

→Turning scripts into social media videos
→Creating explainer and promotional videos
→Producing AI ads and short-form content
→Repurposing audio or podcasts into video

→Editing videos without desktop software
→Creating social-media clips
→Adding captions and translations
→Generating videos from text prompts
→Team and marketing content creation

→Content creators generating short AI video clips
→Developers building on open-source Wan model weights
→Marketers producing quick visual content
→Researchers experimenting with video diffusion models

→Adding captions to short-form videos
→Making video content accessible
→Improving video engagement and SEO

→Sports and news broadcasters localizing live feeds for global audiences
→OTT platforms offering translated content tiers
→Event organizers adding live multilingual captions to conferences and webinars

Visit

Visit opus.pro →

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Visit wan.video →

Visit captionic.com →

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