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OpenSubs vs Skull Cap AI

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

OpenSubs compared with Skull Cap AI
DetailOpenSubs logo OpenSubsSkull Cap AI logo Skull Cap AI
What it doesFree AI subtitle generator that runs entirely in your browser AI video generator that creates the skull cap trend video from a single photo
StageNot given Startup
FoundedNot given 2026
Based inNot given Not given
Pricing modelNot given Freemium
PricingFree: transcription, translation on-device, all 12 subtitle styles, word-by-word highlighting, trimming, burning into video, and all export formats. Credits: $5 for 1,000 credits for cloud translation (approximately 1 credit per 30 subtitle lines). Free 4-second preview with verified email (one per account and device). Standard: $4.99 for one 480p video. 1 HD: $6.99 for one 720p video or two Standard videos. 2 HD: $11.99 for two 720p videos. 3 HD: $16.99 for three 720p videos. One-time payment with PayPal, no subscription, credits never expire
Key features
  • Speech recognition in the browser using Whisper
  • Translation to 20 languages including Chinese, Japanese, Korean, Spanish, Portuguese, French, German, Italian, Russian, Arabic, Hindi, Indonesian, Thai, Vietnamese, Turkish, Polish, Dutch and Ukrainia
  • Burn subtitles into MP4 without watermark
  • Export to SRT, VTT, ASS and TXT formats
  • Live subtitles over video playing in browser tabs via extension
  • Support for multiple video formats including MP4, MOV, WebM and MKV
  • No server processing—all work runs locally on user's machine
  • One photo input to generate 10-second video
  • Trend sound included (Wild Thoughts snippet)
  • Vertical 9:16 format ready for TikTok and Reels
  • No watermark, downloadable MP4
  • No app installation required
  • Free 4-second preview with verified email
  • AI adds black skull cap and hoodie to user
  • Photos deleted automatically after 14 days
  • Failed renders automatically refund credits
What makes it different
  • 100% browser-based with no uploads—the video never leaves your machine
  • Completely open source under AGPL-3.0-or-later so you can verify the code
  • Free forever for transcription, styling and burning—pay only for optional cloud translation
  • No watermark, no file-size limit, no queue, and no account needed to try
  • Creates the trend from a single photo without owning a skull cap
  • Ready-to-post format with trend sound already synced
  • One-time payment with no subscription required
  • AI-generated transformation with realistic clothing and lighting changes
  • Works entirely in browser with no installation needed
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)34 −1 (down) since last check4 +4 (up) since last check
Trust Flow (Majestic)100
Citation Flow (Majestic)300
Referring domains (Majestic)960

4 details filled in for both companies.

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