Plugin comparison
Specs, price and the Dubspot Score, side by side — with our verdict on which effect to buy.
Independent score / workflow fit / buying signal
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Contenders
Klevgrand Altitude Harmony tunes vocals and stacks up to three in-key harmonies, with Clones, Droid, Vibrato and Tremolo effects. $29.99 intro from $49.99.
UAD Topline Vocal Tune is a native real-time pitch-correction plugin with low-latency monitoring, hard-tune styles, formant shift, and MIDI repitching.
Technical matrix
| Signal | Klevgrand Altitude Harmony | Universal Audio Topline Vocal Tune |
|---|---|---|
| Price | $29.99 intro (from $49.99) | $99 |
| Dubspot Score | — | 8.1 |
| Formats | VST, VST3, AU, AAX, macOS, Windows | VST3, AU, AAX |
| Type | Real-time vocal tuner and harmonizer | Real-time pitch correction / vocal tuning |
| Harmony voices | Up to 3, above or below the lead, on scale steps 2, 4 and 6 | — |
| Scales | 15 presets plus custom scale | — |
| Effects | Clones, Droid, Vibrato, Tremolo (tempo-synced) | — |
| Latency modes | Quality, Low latency (zero latency) | — |
| Formats | AU, VST, VST3, AAX (64-bit) | Native UAD formats on macOS and Windows (VST3/AU/AAX class) |
| Systems | macOS 10.13+ (Intel or Apple Silicon), Windows 10+ | — |
| Platform | — | UAD Native (no UA hardware required) |
| Key features | — | Low-latency monitoring, Elastic/Expressive/Sustain, Shift, MIDI Repitch, Key Finder |
| Authorization | — | iLok account; multiple machine activations |
| Trial | — | 14-day demos available on eligible UAD native plugins |
See the full plugin database for more comparisons.