Head-to-head · AI Song Extenders
SoMusicAI vs WAV AI
SoMusicAI leads on 5 checks, WAV AI on 1, and 1 is even. Who comes out ahead on the 7 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.
Our verdict
- Highest scoreSoMusicAI · 8.1/10
- Lowest starting priceWAV AI · $4.99/mo
- Free planboth
- Most featuresSoMusicAI · 5 of 6
SoMusicAI scores higher on our rubric for ai song extenders: 8.1 against 4.8 out of 10; our editors rank them #4 and #7.
WAV AI is cheaper to start at $4.99/mo against $10/mo. SoMusicAI offers audio upload; WAV AI doesn't publish it. SoMusicAI offers wav export; WAV AI doesn't publish it. SoMusicAI offers stem export; WAV AI doesn't publish it. SoMusicAI offers commercial licence; WAV AI doesn't publish it.
SoMusicAI is the better fit for creators extending tracks and exporting WAV masters. WAV AI is the better fit for low-cost extension with editing and stems.
- SoMusicAI fits best
Creators extending tracks and exporting WAV masters
- WAV AI fits best
Low-cost extension with editing and stems
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Side by side
| Feature | SoMusicAI 8.1/10 Visit ↗ | WAV AI 4.8/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 8.1 | 4.8 |
| Ranking | #4 in AI Song Extenders | #7 in AI Song Extenders |
| Best for | Creators extending tracks and exporting WAV masters | Low-cost extension with editing and stems |
| Pricing model | Free plan + paid | Free plan + paid |
| Starting price | $10/mo | $4.99/mo (best) |
| Free plan | ✓ | ✓ |
| Free trial | — | — |
| Deployment | Cloud | Cloud |
| Platforms | Web | Web |
| Support | Email · 24/7 | |
| Built for | Solo, Small business, Mid-market | Solo, Small business |
| Features SoMusicAI 5/6 · WAV AI 0/6 | ||
| Section inpainting | Not published | Not published |
| Audio upload | ✓ (best) | Not published |
| WAV export | ✓ (best) | Not published |
| Stem export | ✓ (best) | Not published |
| Commercial licence | ✓ (best) | Not published |
| Style reference | ✓ (best) | Not published |
| Specs | ||
| Max extension length | Not published | Not published |
| Our review | ||
| Pros |
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| Cons |
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| Our verdict | SoMusicAI is a browser-based AI music workspace for creators who want to extend existing tracks as well as generate new songs. Its extender works with uploaded audio or compatible Suno-class tracks from a user library. Users can choose a… Read the review → |
WAV AI is a browser-based, cloud music-generation and editing service for content creators, songwriters, and others who need original audio. It creates vocal songs or instrumentals from text prompts or user-written lyrics, with prompts… Read the review → |
Strengths and trade-offs
SoMusicAI — where it wins
- Choose a continuation point on the waveform and preserve saved parameters.
- Upload MP3, WAV, M4A, OGG, or FLAC audio for extension.
- Export WAV masters and generate vocal, instrumental, or multi-stem separations.
Where it doesn't
- Available only on the web.
- Paid annual subscriptions start at $10 per month, billed annually.
- The extender accepts source audio up to eight minutes.
WAV AI — where it wins
- Extends tracks and remixes them into different genres or styles
- Edits generated words and beat timing
- Paid plans split stems and download MP3, WAV and FLAC
Where it doesn't
- Browser-based web deployment only
- Free plan allows 240 credits and two MP3 downloads
- Stem splitting and multiformat downloads require a paid plan
- SoMusicAI8.1/10 · Free plan · paid from $10/mo (annual)
A flexible browser-based extender with waveform selection, stems, and WAV downloads.
Visit SoMusicAIFull verdict → - WAV AI4.8/10 · Free plan · paid from $4.99/mo (annual)
A low-cost web studio for AI song creation, extensions, edits and stems.
Visit WAV AIFull verdict →
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All AI song extenders comparisons → · Full ranking →
Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026