Lacuna vs Seedance 2.5

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 Seedance 2.5
Detail	Lacuna	Seedance 2.5
What it does	AI song generator that turns ideas or lyrics into complete songs with vocals, then lets you remix, extend, split stems, and master on one canvas	Create stunning 4K stories through simple conversation with native 30-second AI video generation and audio-visual sync
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Free: 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 trial: 30 credits for new users (no credit card required). Subscription plans: Basic $19.90/month, Standard $39.90/month, Pro $99.90/month (annual plans available with 40% discount). One-time credit packs: Starter, Creator, Professional, Advanced, Ultra, and Max packs available; one-time purcha
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	Native audio-visual synchronization with photorealistic sound effects
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	Native 30-second continuous single-shot generation breaking the 5-second barrier without unnatural stitching Native audio-visual synchronization synthesizing sound directly within latent space Support for up to 50 multimodal references with deep keyframing control Full commercial license for generated videos without watermarks
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)	30 +1 (up) since last check	23 no change since last check
Trust Flow (Majestic)	15	5
Citation Flow (Majestic)	35	31
Referring domains (Majestic)	191	102

5 details filled in for both companies.

More alternatives to Lacuna More alternatives to Seedance 2.5