AI-generated tracks from Suno and similar tools often sound polished but may need mastering for optimal streaming quality. LANDR offers the best balance of quality and price at $12.99/month for unlimited MP3 masters. For producers wanting more control, iZotope Ozone 12 provides professional-grade AI-assisted mastering in your DAW. BandLab offers free mastering that works well for demos and testing, though paid options deliver noticeably better results.

Quick Comparison: AI Mastering Tools

Tool	Type	Price	Best For	Quality
LANDR	Online service	$12.99-24.99/mo	Convenience, volume	Excellent
eMastered	Online service	$14/mo	Customization options	Excellent
CloudBounce	Online service	$9.99+/mo	Budget + quality	Excellent
BandLab	Online service	Free	Testing, demos	Good
iZotope Ozone 12	DAW plugin	$199-499	Full control	Professional
FabFilter Pro-L 2	DAW plugin	$199	Transparent limiting	Professional

Online AI Mastering Services

LANDR

LANDR is one of the original and most widely used AI mastering tools, trained on thousands of professional masters.

Pricing tiers:

Essentials: $12.99/month (unlimited MP3 masters, distribution included)
Standard: $19.99/month (adds 3 WAV masters/month, LANDR plugin)
Pro: $24.99/month (unlimited WAV + HD WAV, full plugin suite)
Pay-per-master: $9.99/track for occasional use

Key features:

Three mastering styles: Warm, Balanced, Open
Intensity controls for different genres
Album mastering with consistent loudness across tracks
Built-in distribution to streaming platforms

Best for: AI music creators who want a single platform for mastering and distribution.

Quality assessment: LANDR's masters are highly rated for genre awareness and consistency. The AI adapts to electronic, hip-hop, pop, and other styles effectively. Less customization than eMastered, but the simplicity suits creators who prefer quick, reliable results.

Note LANDR's bundled distribution makes it particularly convenient for AI music. Upload, master, and distribute without switching platforms or paying for a separate distributor.

eMastered

eMastered was developed with input from Grammy-winning engineer Smith Carlson and offers more user control than LANDR.

Pricing: $14/month for unlimited masters (economical after 2-3 tracks)

Key features:

Customizable stereo width, compression, and EQ
Reference track matching
Multiple export formats
Fast processing (results in minutes)

Best for: Creators who want quick mastering with the option to tweak settings.

Quality assessment: Offers more in-depth control than LANDR while maintaining speed and simplicity. Good choice for AI creators who understand basic mastering concepts and want to fine-tune results.

CloudBounce

CloudBounce consistently receives high marks for audio quality and is often the most affordable option.

Pricing: Starting at $9.99/month (varies by plan)

Key features:

Strong loudness optimization
Excellent EQ balance
Multiple style presets
Batch processing available

Best for: Budget-conscious creators who want professional results.

Quality assessment: Shares an 8/10 quality rating with LANDR in comparative reviews, with particular strength in loudness optimization. Often cited as the best value among paid services.

BandLab (Free)

BandLab offers completely free mastering as part of its music production platform.

Pricing: 100% free

Key features:

One-click mastering presets: Fire, Clarity, Tape, CD Quality
Built into BandLab's creation platform
No registration fee or subscription
Mobile app available

Best for: Testing whether mastering improves your AI tracks, demos, works-in-progress.

Quality assessment: Results are notably lower quality than paid alternatives. No genre detection or customization. Useful for quick tests but not recommended for final releases.

Honest take: BandLab is ideal for checking if mastering helps before investing in a paid service. If the free master sounds significantly better, upgrading to LANDR or CloudBounce will yield even more improvement.

Professional DAW Plugins

For creators who want hands-on control or are building hybrid AI/human productions, DAW plugins offer superior flexibility.

iZotope Ozone 12

iZotope Ozone 12 is the industry standard for professional mastering with AI-assisted workflows.

Pricing:

Elements: $99
Standard: $199
Advanced: $499

Key features:

AI-powered Master Assistant creates custom presets
20 professional mastering modules
Stem EQ for multi-track mastering
Reference track matching
Works in all major DAWs (Logic, Pro Tools, Ableton, FL Studio, etc.)

Best for: Serious producers who want full control over the mastering chain while benefiting from AI assistance.

Why it stands out: The Master Assistant analyzes your track against thousands of professional references and suggests a complete mastering chain. You can then tweak each module manually. This hybrid approach gives you AI speed with human precision.

Note Ozone 12's "Unlimiter" feature can help fix over-compressed AI tracks by restoring some dynamic range before final limiting. Useful when Suno or other generators output tracks that are already quite loud.

FabFilter Pro-L 2

FabFilter Pro-L 2 focuses specifically on transparent limiting.

Pricing: $199

Key features:

True peak limiting for streaming compliance
Multiple limiting algorithms for different sounds
Loudness metering (LUFS)
Minimal coloration

Best for: Adding final loudness without changing the character of your AI track.

When to use: If your AI-generated tracks already sound good but need more volume for streaming, Pro-L 2 can add loudness without the full mastering chain of Ozone.

Waves Plugins

Waves offers various mastering plugins at different price points.

Options:

L2 Ultramaximizer: Classic limiter ($29-99)
Abbey Road TG Mastering Chain: Vintage-style processing ($49-199)
Waves AI Masters: Online service powered by their algorithms

Best for: Creators already using Waves tools or looking for specific color/character.

Do AI Tracks Need Mastering?

AI music generators like Suno produce reasonably polished output, but mastering can still help.

When Mastering Helps

Loudness consistency: Streaming platforms normalize loudness, but mastering ensures your track competes without sounding quieter or more compressed than others.

Frequency balance: AI generators occasionally produce tracks with muddy lows or harsh highs. Mastering can correct these issues.

Stereo width: Some AI tracks sound narrow. Mastering can widen the stereo image appropriately.

Multiple track albums: When releasing EPs or albums, mastering ensures consistent sound across all tracks.

When Mastering May Not Be Necessary

Already polished AI output: Suno v4 and similar tools produce increasingly distribution-ready audio. Simple tracks may not benefit significantly.

Lo-fi or intentionally rough aesthetics: Some genres embrace imperfection. Mastering might remove character you want to keep.

Quick test releases: For throwaway experiments, free BandLab mastering or no mastering is fine.

Recommended Workflow for AI Music

Quick Release (Most Common)

Generate and select your best AI track
Upload to LANDR or CloudBounce
Choose appropriate style preset
Download master and distribute

Time: 10-15 minutes Cost: $10-15/track or unlimited with subscription

Quality-Focused Release

Generate AI track
Import into DAW for minor edits if needed
Run through iZotope Ozone Master Assistant
Review and adjust AI suggestions
Export final master

Time: 30-60 minutes Cost: One-time plugin purchase ($199-499)

Budget Release

Upload to BandLab
Test different presets
If improvement is minimal, distribute unmastered
If improvement is significant, consider paid service for final version

Time: 5 minutes Cost: Free

Loudness Targets for Streaming

When mastering AI music for streaming platforms, target these LUFS levels:

Platform	Target LUFS	True Peak
Spotify	-14 LUFS	-1 dB
Apple Music	-16 LUFS	-1 dB
YouTube	-14 LUFS	-1 dB
Amazon Music	-14 LUFS	-2 dB
TikTok	-14 LUFS	-1 dB

All major AI mastering services automatically target appropriate loudness. Manual mastering with Ozone or Pro-L 2 should include LUFS metering to verify levels.

Choosing the Right Tool

For Convenience and Volume

Choose LANDR ($12.99-24.99/month)

Unlimited masters plus built-in distribution makes LANDR the most streamlined option for prolific AI music creators.

For Best Value

Choose CloudBounce (~$9.99/month)

Comparable quality to LANDR at a lower price point. Excellent for creators focused on cost efficiency.

For More Control (Online)

Choose eMastered ($14/month)

Adjustable stereo width, compression, and EQ settings allow fine-tuning without requiring DAW knowledge.

For Professional Results

Choose iZotope Ozone 12 ($199-499 one-time)

Full mastering suite with AI assistance. Best for creators who want to learn mastering or need maximum flexibility.

For Testing and Demos

Choose BandLab (Free)

Zero cost entry point to determine if mastering improves your specific AI output.

Human Mastering Services

For important releases, human mastering engineers on Fiverr ($20-100) or professional studios ($50-150+/track) can add expertise that AI services cannot match.

When to consider human mastering:

Sync licensing submissions
Releases you're investing in promotion
Tracks with specific issues AI cannot fix
When you want an experienced second opinion

Most AI music creators find online AI mastering services sufficient for streaming distribution, reserving human mastering for special releases.