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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.

Checksub logo
Checksub
✓ verifiedFree trial

AI platform to auto-generate subtitles, translate video into 200+ languages and dub with cloned, realistic voices for creators and teams.

157K visits/mo2.7K saves
sync.so logo
sync.so
✓ verifiedPaid

AI lipsync and visual dubbing tool that resyncs a speaker's mouth to translated audio or cloned voices across languages.

352K visits/mo31K saves
GPT Subtitler logo
GPT Subtitler
✓ verifiedPaid

Subtitle translation and audio transcription web app; real traffic.

53K visits/mo1.8K saves
Vidby logo
Vidby
✓ verifiedPaid

AI-powered video and document translation service offering dubbing, subtitling, and text-to-speech for global content teams.

71K visits/mo11K saves
Agent Opus logo
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
Pricing
Junior: $18/mo ($12/mo yearly, 2 hrs credits/mo)
Starter: $59/mo ($48/mo yearly, 5 hrs, dubbing)
Enterprise: from $299/mo

Free trial available

No public pricing

Free Tier: Free
Basic Plan: $5/month
Premium Plan: $9.9/month
Pay-as-you-go Token: Variable

No public 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)
Core features
  • Automatic subtitle generation
  • Translation into 200+ languages
  • AI dubbing with voice cloning
  • Voice/background audio isolation
  • Animated and styled subtitles
  • Online editor with SRT/VTT export
  • AI lipsync across multiple languages
  • Support for 4K footage, multiple faces and camera angles
  • API and plugin integration (Premiere, ComfyUI) for pipelines
  • Voice cloning or generated-audio input for dubbing
  • Watermark-based verification of processed videos
  • AI-powered subtitle translation
  • Audio transcription using Whisper AI
  • Batch translation
  • Customizable translation settings
  • Support for multiple LLM providers (OpenAI, Claude, Gemini, etc.)
  • Token-based pricing or subscription plans
  • AI video translation and dubbing
  • Document and PDF translation
  • Automated subtitle generation
  • Text-to-speech voice generation
  • Live meeting translation for Google Meet and Zoom
  • YouTube content detector tool
  • Direct import from YouTube, Vimeo, Drive, and Dropbox
  • 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
Use cases
  • Subtitling social videos
  • Translating training videos
  • Dubbing content for global audiences
  • Growing multilingual YouTube reach
  • Studios localizing video into other languages
  • Creators dubbing content with AI-cloned voices
  • Post-production teams fixing sync in complex shots
  • Platforms needing to verify AI-modified video authenticity
  • Translating video subtitles for global audiences
  • Transcribing audio and video files to create subtitles
  • Batch processing multiple subtitle files for consistent translation
  • Fine-tuning translations for specific content types and audiences
  • Businesses localizing video content for international markets
  • Content creators adding dubbed audio and subtitles to videos
  • Teams translating documents at scale
  • Companies needing real-time translated video meetings
  • Turning scripts into social media videos
  • Creating explainer and promotional videos
  • Producing AI ads and short-form content
  • Repurposing audio or podcasts into video
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