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OpenSubs vs SpeedPainter 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 SpeedPainter AI
DetailOpenSubs logo OpenSubsSpeedPainter AI logo SpeedPainter AI
What it doesFree AI subtitle generator that runs entirely in your browser Turn any photo into a hand-drawn story video in seconds
StageNot given Not given
FoundedNot given Not given
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 plan available. Paid monthly plans: Starter $16.58/month (700 credits/month, billed annually $199/yr), Plus $33.25/month (2000 credits/month, billed annually $399/yr), Ultra $49.92/month (4000 credits/month, billed annually $599/yr). Pay-as-you-go credits: 1000 credits for $29.90, 3000 credits
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
  • Multiple speedpaint styles for different content types
  • Export up to 4K quality
  • 10 aspect-ratio presets plus Auto
  • Line-to-color reveal animation
  • Support for JPG and PNG uploads
  • Explainer video generator from text
  • Drawing hand style options
  • Canvas style customization
  • Priority processing for paid tiers
  • Whiteboard video maker tool
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
  • No drawing skills required
  • Creates believable speedpaint reveals, not filters
  • Faster than manual speedpainting
  • Ready-to-share social media formats
  • Text-to-video explainer generation
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 check23 +1 (up) since last check
Trust Flow (Majestic)104
Citation Flow (Majestic)3026
Referring domains (Majestic)9634

4 details filled in for both companies.

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