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OpenSubs vs CreateSong

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 CreateSong
DetailOpenSubs logo OpenSubsCreateSong logo CreateSong
What it doesFree AI subtitle generator that runs entirely in your browser AI music studio that creates full songs from text or lyrics in about a minute
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: 10 free credits (one song generation creating 2 songs). Lite: $9.90/month or $118.80/year (750 credits/month). Pro: $24.90/month or $298.80/year (2,500 credits/month). One music generation uses 10 credits and creates 2 songs.
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
  • Create full songs from text prompts in any genre
  • Paste and sing existing lyrics with verse and chorus markers
  • AI lyrics generator for structured lyrics
  • Multiple vocal options: male, female, duet, or rap
  • Remix existing songs with new descriptions
  • Extend songs from any point
  • Remove vocals and create acapella versions
  • Split songs into stems (vocals, drums, bass, instruments)
  • AI mastering to match reference tracks
  • Mobile browser support without app installation
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
  • Full finished songs with verses, choruses, and bridges, not short loops
  • Complete studio with every music tool in one place
  • Two versions per generation to compare and choose the best
  • All songs are 100% royalty-free with no ongoing royalty payments
  • No music skills required; one sentence is enough to create a song
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 check9 +7 (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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