OpenSubs vs SubtitleGenerator

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 SubtitleGenerator
Detail	OpenSubs	SubtitleGenerator
What it does	Free AI subtitle generator that runs entirely in your browser	Free AI subtitle generator that's actually fast to fix
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Not given	Not given
Pricing	Free: 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: 10 minutes per video, 60 minutes per month, 720p export with small watermark. Pro: $9/month or $90/year (2 months free yearly), 30 minutes per video, 700 minutes per month, HD export no watermark. Max: $15/month or $150/year (2 months free yearly), 1 hour per video, 1,400 minutes per month. Pa
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	33 caption styles across 6 design families Automatic flagging of uncertain words Speaker label identification for multi-voice videos Word-level timing and timeline editing Export to 8 subtitle formats including SRT, VTT, ASS, SSA, SBV, SMI, TXT, JSON Burn subtitles directly into video MP4 export High-accuracy transcription mode Video stays on device, only audio sent for transcription Support for MP4, MOV, WebM and MKV formats Subtitle translation in same editor
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 signup required to start generating and fixing subtitles Local processing: video stays on your device, only audio extracted Complete editor workflow in browser with no installation Speaker labels automatically identify and distinguish multiple voices
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	34 −1 (down) since last check	33 +2 (up) since last check
Trust Flow (Majestic)	10	6
Citation Flow (Majestic)	30	31
Referring domains (Majestic)	96	174

4 details filled in for both companies.

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