kitio.aiAI Mastering vs SoundBoost.ai
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. AI Mastering is completely free, while SoundBoost.ai is freemium.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Automatic mastering
- Target loudness control
- Mastering level setting
- Output format choice
- Spectrum and loudness analysis
- API
- Prompt-guided mastering
- Spotify reference mastering
- Stem splitter and vocal remover
- Music video generator
- WAV and MP3 export
- Free LUFS meter
| Feature | AI Mastering | SoundBoost.ai |
|---|---|---|
| Best for | Free automatic online mastering for music tracks | AI music mastering guided by text prompts and Spotify references |
| Category | Audio & voice | Audio & voice |
| Pricing model | Free | Freemium |
| Starting price | Free | See pricing page |
| Free plan | Yes, fully free | Yes |
| Made by | Bakuage | DIKTATORIAL Inc. |
| Based in | Japan | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
AI Mastering is completely free, while SoundBoost.ai is freemium.
Free plan
Cheapest paid plan
Top plan
Free trial
2 plans
Free preview
Free
- Preview masters without sign-up
- Free online tools
Unlimited
$4/mo billed yearly
- Unlimited mastering and stems
- All effects
- Prompt to mastering
- WAV, HD-WAV and MP3 export
Prices in USD, checked Oct 29, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
AI Mastering
- Unlimited free masterings
- Simple drag-and-drop workflow
- API for automation
- Fewer controls than a human engineer
- Interface feels dated
- Small user community
SoundBoost.ai
- Free preview without sign-up
- Mastering controlled in plain language
- One plan across web and mobile
- AI mastering lacks fine engineer control
- Monthly-billing price not shown
- Best value requires annual plan
Which one should you choose?
Choose AI Mastering if you want:
- Unlimited free masterings
- Simple drag-and-drop workflow
- API for automation
Watch out: fewer controls than a human engineer.
Choose SoundBoost.ai if you want:
- Free preview without sign-up
- Mastering controlled in plain language
- One plan across web and mobile
Watch out: ai mastering lacks fine engineer control.
AI Mastering vs SoundBoost.ai FAQ
What is the difference between AI Mastering and SoundBoost.ai?
AI Mastering: Free automatic online mastering for music tracks. SoundBoost.ai: AI music mastering guided by text prompts and Spotify references. Both are audio & voice tools.
Is AI Mastering or SoundBoost.ai cheaper?
AI Mastering is completely free, while SoundBoost.ai is freemium.
Do AI Mastering and SoundBoost.ai have free plans?
AI Mastering: Yes, fully free. SoundBoost.ai: Yes.
Who makes AI Mastering?
AI Mastering is made by Bakuage, based in Japan.
Who makes SoundBoost.ai?
SoundBoost.ai is made by DIKTATORIAL Inc..
Which should I choose, AI Mastering or SoundBoost.ai?
Choose AI Mastering if you value unlimited free masterings and simple drag-and-drop workflow. Choose SoundBoost.ai if you value free preview without sign-up and mastering controlled in plain language.