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MiniMax H3 vs SoCaptions

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

MiniMax H3 compared with SoCaptions
DetailMiniMax H3 logo MiniMax H3SoCaptions logo SoCaptions
What it doesTurn text, images, audio, and clips into cinematic videos with native sound AI video caption generator with word-level timing and MP4 export for short-form video platforms
StageNot given Not given
FoundedNot given Not given
Based inNot given PL
Pricing modelFreemium Freemium
PricingNot given Free tier: 5 minutes of transcription, edit-only (no export). Pro monthly: $5/month with 100 minutes of transcription and 100 minutes of MP4 export per month. Pro yearly: $50/year (pay 10 months, get 12).
Key features
  • Multimodal input: up to 9 images, 3 videos, 3 audio tracks
  • Native stereo audio and voice cloning
  • Instruction-based video editing with pixel stability
  • Multiple aspect ratios: 21:9, 16:9, 4:3, 1:1, 3:4, 9:16
  • Output up to 1440p resolution at 24 FPS
  • Character continuity and on-model consistency
  • Accurate on-screen text, logos, and UI rendering
  • Commercial usage rights on paid plans
  • Word-level AI timing for precise caption synchronization
  • AI transcription with automatic language detection (99 languages)
  • Viral-ready caption presets (Bold Outline, Box, Cinematic, Karaoke, Emphasis, Animated)
  • Burned-in MP4 export with no watermark
  • SRT and VTT subtitle format export
  • Drag-and-drop editor with word-level timing adjustment
  • Fast transcription (12 seconds for 60-second clip)
  • Support for large video files (up to 5 GB)
  • Free subtitle conversion tools (SRT, VTT, ASS formats)
  • Safe zone preview for TikTok and Instagram Reels
What makes it different
  • Truly multimodal: combines up to 12 files (images, video, audio) in one coherent generation
  • Precise editing with pixel stability: change one element while keeping the rest untouched
  • Commercial-grade output with accurate text and product details for ads and e-commerce
  • Free to start with no credit card required
  • Word-level caption timing instead of block-level for tighter rhythm and precise control
  • No watermark on exported videos; clean MP4s ready to publish immediately
  • Burned-in captions survive downloads, reposts, and all players without separate subtitle files
  • Free tier with 5 minutes of editing; no credit card required to try
  • 99-language auto-detection including mixed-language video support
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)29 −1 (down) since last check10 no change since last check
Trust Flow (Majestic)2419
Citation Flow (Majestic)3014
Referring domains (Majestic)15047

4 details filled in for both companies.

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