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Lacuna vs AI Rap Video

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

Lacuna compared with AI Rap Video
DetailLacuna logo LacunaAI Rap Video logo AI Rap Video
What it doesAI song generator that turns ideas or lyrics into complete songs with vocals, then lets you remix, extend, split stems, and master on one canvas Turn two photos into a rap duet with original beat, rap vocals and lip sync
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Paid
PricingFree: 120 credits per month, no card required. Basic: $114/year (or $9.50/month), 2,500 monthly credits. Pro: $294/year (or $24.50/month), 7,500 monthly credits, includes downloadable license PDF. Ultra: $594/year (or $49.50/month), 25,000 monthly credits, includes downloadable license PDF and unlim Try it: $9.90 for 1,000 credits (2 Standard 10s videos); Starter: $24.90 for 2,800 credits (5 Standard 10s videos); Creator: $49.90 for 6,000 credits (12 Standard 10s videos); $99.00 for 13,000 credits (26 Standard 10s videos). Standard (Seedance 2 Mini, 720p): 500 credits for 10s; Pro (Seedance 2 F
Key features
  • Generate complete songs with AI vocals, lyrics, melody, and instrumentation in any genre
  • Multiple AI models: Aether (wide styles), Reverie (lyrics sung exactly as written), Echo (structured songs), Cadence (melody-based)
  • Remix, extend, and rewrite specific sections while keeping lyrics time-aligned
  • Split tracks into 2, 4, or 6 stems (vocals, drums, bass, instruments)
  • AI mastering on the same canvas with reference sound matching
  • Train and use your own singing voice on new songs or swap onto existing tracks
  • Hum a melody or upload MIDI file to build a full song around it
  • Add instrumentation to a vocal or vocals to a beat
  • Support for 10+ vocal languages with Reverie model
  • Commercial license included on all paid plans; Pro and Ultra include downloadable license certificate
  • Six themed stages: Orange Booth, Hotel Lobby, Neon Studio, Rooftop Night, Graffiti Alley, House Party
  • Two video format options: 9:16 vertical or 16:9 wide
  • Three video length options: 5, 10, or 15 seconds
  • Three quality levels with different AI models: Standard (Seedance 2 Mini), Pro (Seedance 2 Fast), Ultra (Seedance 2.5)
  • Upload JPG, PNG or WebP files up to 10 MB each
  • Custom topic input up to 167 characters
  • Original AI-generated beat and rap vocals for each render
  • Video generation typically completes in 3 to 10 minutes
  • Download MP4 or access videos later in My videos library
What makes it different
  • Can edit specific sections on the waveform without regenerating the entire song
  • Available in 9 languages for global audience
  • Works for producers, songwriters, content creators, and independent artists without requiring music knowledge
  • Original beat and rap vocals generated uniquely for each video
  • Complete video generation in one step with beat, vocals and lip sync together
  • One-time credit purchases with no subscription required
  • Supports any photo subject: people, pets, or custom characters
  • Six different stage environments to change mood and scene for the same photos
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)30 +1 (up) since last check15 +13 (up) since last check
Trust Flow (Majestic)152
Citation Flow (Majestic)3510
Referring domains (Majestic)1912

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