Head-to-head · AI Harmony Generators

Waves Harmony vs Echelon Audio VOICES

Updated Sep 2026
Both researched from official sources
6 checks side by side

Waves Harmony #1 in AI Harmony Generators 4.4/10 Paid ✓ 2 of 5 features Visit Waves Harmony

Higher score Echelon Audio VOICES #3 in AI Harmony Generators 6.6/10 From $17.99/mo · 7-day trial ✓ 2 of 5 features Visit Echelon Audio

Waves Harmony leads on 1 check, Echelon Audio VOICES on 1, and 4 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

Highest scoreEchelon Audio VOICES · 6.6/10

Echelon Audio VOICES scores higher on our rubric for ai harmony generators: 6.6 against 4.4 out of 10; our editors rank them #3 and #1.

Echelon Audio VOICES offers key/scale detection; Waves Harmony doesn't. Waves Harmony offers live processing; Echelon Audio VOICES doesn't publish it.

Waves Harmony is the better fit for DAW users needing flexible, live vocal harmonies. Echelon Audio VOICES is the better fit for DAW users who need up to eight live voices.

Waves Harmony fits best
DAW users needing flexible, live vocal harmonies
Echelon Audio VOICES fits best
DAW users who need up to eight live voices

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Side by side

Show only differences

Feature	Waves Harmony 4.4/10 Visit ↗	Echelon Audio VOICES 6.6/10 Visit ↗
At a glance
Editor score	4.4	6.6
Ranking	#1 in AI Harmony Generators	#3 in AI Harmony Generators
Best for	DAW users needing flexible, live vocal harmonies	DAW users who need up to eight live voices
Pricing model	Paid	Paid
Starting price	Not published	$17.99/mo
Free plan	—	—
Free trial	—	—
Deployment	Desktop	Desktop
Platforms	Windows, macOS	Windows, macOS
Support	Community, Tickets	Email, Tickets, Docs
Built for	Solo, Small business, Mid-market	Solo, Small business
Features Waves Harmony 2/5 · Echelon Audio VOICES 2/5
Key/scale detection	—	✓ (best)
Humanisation controls	✓	✓
Web app	Not published	—
Live processing	✓ (best)	Not published
Harmony stem export	Not published	Not published
Specs
Maximum harmony voices	8 voices	8 voices
Plugin formats	AAX Native, Audio Units, VST3	AU, VST3, AAX
Our review
Pros	Generates up to eight voices from a single vocal Automatic, MIDI and graphic harmony modes support varied workflows Per-voice pitch, formant, pan, delay, filter and modulation controls	Up to eight simultaneous, humanized harmony voices Per-voice stereo spread, tightness and vibrato controls AU, VST3 and AAX support across macOS and Windows
Cons	No free plan is available for evaluation Desktop plugin workflow requires a supported DAW or audio host Does not include key-scale detection	No free plan; the trial lasts seven days Requires a compatible desktop DAW and iLok licensing Perpetual license costs $149, above lower-cost alternatives
Our verdict	Waves Harmony is a vocal harmonizer plugin for producers, songwriters, mix engineers and composers working in supported DAWs. It creates up to eight generated voices from one vocal and covers studio arrangement, sound design and live… Read the review →	Echelon Audio VOICES is a vocal-harmony audio plug-in for music producers and engineers working in compatible digital audio workstations. It reads the song key and generates scale-aware harmony parts in real time, stacking up to eight… Read the review →

Strengths and trade-offs

Waves Harmony — where it wins
- Generates up to eight voices from a single vocal
- Automatic, MIDI and graphic harmony modes support varied workflows
- Per-voice pitch, formant, pan, delay, filter and modulation controls
Where it doesn't
- No free plan is available for evaluation
- Desktop plugin workflow requires a supported DAW or audio host
- Does not include key-scale detection
Echelon Audio VOICES — where it wins
- Up to eight simultaneous, humanized harmony voices
- Per-voice stereo spread, tightness and vibrato controls
- AU, VST3 and AAX support across macOS and Windows
Where it doesn't
- No free plan; the trial lasts seven days
- Requires a compatible desktop DAW and iLok licensing
- Perpetual license costs $149, above lower-cost alternatives

Waves Harmony4.4/10 · Paid
Flexible eight-voice harmonies with automatic, MIDI and graphic control for DAW workflows.
Visit Waves Harmony Full verdict →
Echelon Audio VOICES6.6/10 · From $17.99/mo · 7-day trial
Scale-aware, eight-voice harmony for producers working in major DAWs.
Visit Echelon Audio Full verdict →

More comparisons

All AI harmony generators comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026