OpenSubs vs AI Rap Video Studio

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 AI Rap Video Studio
Detail	OpenSubs	AI Rap Video Studio
What it does	Free AI subtitle generator that runs entirely in your browser	Turn portrait photos into AI rap videos with custom beats or your own audio
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Not given	Paid
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).	One-time packs: $9.99 for 360 credits (5 videos at 12s/480p), $29.99 for 1,200 credits (16 videos), $59.99 for 2,600 credits (36 videos). Subscriptions from $19.99/month for 900 monthly credits. A 12-second Wan 3.0 video at 480p costs 72 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 aspect ratios and resolutions (480p, 720p, 1080p) Optional custom prompt to add personal details and inside jokes Video library with 30-day storage and MP4 download Credit display before generation showing exact cost Automatic credit refund if video generation fails
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	All-in-one studio with pre-designed visual styles eliminating need to write scene descriptions Hybrid creation: generate AI rap or sync custom audio to animated photos Flexible pricing with credit packs lasting 365 days or monthly subscriptions
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	3 +2 (up) since last check
Trust Flow (Majestic)	10	0
Citation Flow (Majestic)	30	17
Referring domains (Majestic)	96	2

4 details filled in for both companies.

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