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Lacuna vs Rapvise

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 Rapvise
DetailLacuna logo LacunaRapvise logo Rapvise
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 Write lyrics, generate a rap song, and turn any photo into a rapping music video
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Freemium
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 Free: lyrics writing, 5-second video preview, 20 free credits for first song. Starter $9.90 (900 credits). Creator $29.90 (3,000 credits, most popular). Pro $49.90 (5,500 credits). Studio $99.90 (12,000 credits). All credits valid for 6 months, no subscription.
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
  • AI-generated rap lyrics from topics or templates
  • Custom lyric support up to 2,000 characters
  • Multiple rap genres including Trap, Boom Bap, Drill, Lo-fi, Old School and Melodic
  • Duo mode with two performers
  • Video lengths from 10 to 30 seconds
  • Eight AI rapper characters to choose from
  • MP3 and MP4 downloads without watermark
  • 15 rap templates for different occasions
  • Two song takes per generation to choose from
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
  • Create rap videos in minutes instead of days of manual production
  • No subscription required, pay once with credits valid for 6 months
  • Free lyrics generation and ability to edit all lines before creating song
  • Vertical 9:16 format ready for TikTok, Reels and Shorts
  • Failed renders automatically refunded with credits
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 check2 +2 (up) since last check
Trust Flow (Majestic)150
Citation Flow (Majestic)350
Referring domains (Majestic)1910

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