Lacuna
AI songwriting workspace for drafting, refining, and hearing lyrics.
At a glance
- Editor score7.8 / 10
- PricingFree plan · paid from $9.50/mo (annual)
- Best forMultilingual lyric drafting with music handoff
- Free planYes
- Paid from$9.5/mo
- Prompt lyric generationYes
- Facts checked21 Sep 2026
Where it wins
- Detailed syllable, phonetic-rhyme, and meaning-based rhyme tools
- Generates, rewrites, and restores lyric versions across nine languages
- Transfers finished lyrics to Lacuna’s AI music generator
Where it doesn't
- Free access is limited to 120 credits per month
- Paid plans start at $19 monthly or $9.50 with annual billing
- Audio downloads are provided as MP3 files
Our verdict on Lacuna
Lacuna is an AI songwriting workspace for songwriters, rappers, producers, and beginners. It can generate complete lyrics from a prompt, organize them into verses, choruses, bridges, and other sections, and refine individual lines with AI rewriting or section replacement. The workspace supports nine languages and combines creative drafting with practical lyric controls, including syllable counts, rhyme highlighting, phonetic rhyme lookup, and meaning-based rhyme ranking. It is aimed at people who want structured help developing lyrics rather than a general-purpose writing tool.
Its strongest area is lyric construction. Users can begin with a structure template or a blank document, then work line by line while checking syllable counts and rhyme patterns. Automatic version snapshots and restoration add a useful editing safeguard for iterative songwriting. The free plan includes 120 credits per month with no credit card requirement, while paid plans add the Lyrics AI assistant, MP3 downloads, and larger monthly allowances: 2,500 credits on Basic, 7,500 on Pro, and 25,000 on Ultra. The published plans show monthly prices of $19, $49, and $99, or annual monthly-equivalent prices of $9.50, $24.50, and $49.50.
Lacuna also fits a workflow that moves from words to sound. Finished lyrics can be transferred to Lacuna’s music generator for AI-vocal tracks, and the product is available on the web and iOS. One-time Credit Pack S provides 3,500 credits for $50, while Credit Pack M provides 8,000 credits for $100; both state that credits never expire and work on any credit-based AI feature. Choose Lacuna for multilingual drafting, detailed rhyme guidance, and a direct music handoff. It is less suited to buyers seeking only a lightweight lyric pad or a workflow centered on downloadable audio beyond MP3.
Lacuna pricing
All 6 Lacuna plans and prices →
Lacuna fact sheet
| Free plan | Yes |
|---|---|
| Paid from | $9.5/mo |
| Prompt lyric generation | Yes |
| Lyric rewriting | Yes |
| Melody or audio input | Not verified |
| Song structure controls | Yes |
| Supported languages | 9 languages |
| Export formats | MP3 |
| Deployment | Cloud, Mobile |
| Platforms | Web, iOS |
| Support | Email, Community |
| Built for | Solo, Small business (editorial estimate) |
| Pricing | Free plan · paid from $9.50/mo (annual) (source) |
| Website | lacuna.fm |
| Facts checked | 21 Sep 2026 |
Alternatives to Lacuna
- RHYMEBOOKA broad songwriting workspace for generating, refining, and sharing lyrics.8.0
- SongIntentA full AI songwriting workspace with unusually deep lyric, melody, beat and export controls.8.8
- Prompt MaschineA broad lyric toolkit for writers creating songs for Suno, Udio, and similar platforms.10.0
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Featured on iTechGuides
Lacuna is listed in our AI Lyric Generators directory. Add the badge to your site — it links back to this page.
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Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026
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