iZotope’s “Nectar 4” is a plug-in that puts together the processing vocals need, such as EQ, compressor and de-esser. AI listens to the voice and suggests settings. It comes in three editions, Elements, Standard and Advanced. In this article we compare the 3 editions on the same criteria as the 5 vocal processing plug-ins on this site. The basis is official manufacturer information.
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In short: which one to choose by purpose
- Nectar 4 Elements (rank C): people who are not yet sure about the order and settings of vocal processing and want the AI to make a groundwork.
- Nectar 4 Standard (rank A): people who want to adjust the compressor and EQ themselves, starting from the AI’s suggestions, and also want pitch correction (Melodyne essential) in the same package.
- Nectar 4 Advanced (rank S): people who want to use each Nectar process separately, combined with other plug-ins.
The highest score among the 3 editions is Nectar 4 Advanced (rank S, average 4.6). But you do not need to buy a higher edition for features you will not use. Choose the one that fits your purpose.
Main features of iZotope Nectar 4
Vocal Assistant, which listens to the voice and builds the processing
A vocal processing plug-in puts together the processing a singing voice needs, such as EQ, compressor, de-esser and reverb, in one tool. Nectar 4’s Vocal Assistant analyzes the voice and builds a combination of processing that suits it. Even people who do not know where to start can quickly make a starting point for tidying the voice.
Vocal Unmask and Auto-Level, which reduce clashes with the backing track
Vocal Unmask finds the bands where the vocal and the accompaniment collide and lowers the accompaniment a little so the singing is easier to hear; it is in Standard and above. Advanced also has Auto-Level, which evens out variations in the loudness of the singing automatically.
Harmonies and Melodyne (Standard and above)
In Standard and above, you can add harmonies with Voices, which stacks voices, and Backer, which makes chorus voices. Melodyne 5 essential, the pitch correction software that fixes pitch and timing, is also included. The higher the edition, the more processing modules you can operate directly, and in Advanced each module can also be used as a separate plug-in.
Where it is useful
- Making a starting point for the processing of a cover vocal with Vocal Assistant
- Making a vocal that tends to get buried in the backing track easier to hear with Vocal Unmask
- Making chorus parts from one vocal with Backer (Standard and above)
Differences between editions (comparison table)
| Edition | Rank | AI groundwork | Cleaning up the recording | Fine adjustment | Pitch correction and harmony |
|---|---|---|---|---|---|
| Nectar 4 Elements | C (2.0) | Assistant | Standard and above | Knobs only | Standard and above |
| Nectar 4 Standard | A (4.0) | Also reduces overlap | Gate | Module controls | Melodyne included + harmony |
| Nectar 4 Advanced | S (4.6) | Also automatic level | Gate | Separate plug-ins | Melodyne included + harmony |
Rating of each edition
Nectar 4 Elements (rank C)
The smallest edition of Nectar 4, in which the AI’s Vocal Assistant analyzes the voice and sets up the vocal processing all at once. You can also use Backer and Voices to add harmonies.

Score 2.0 / 5 (average of the 10 products compared: 2.5)
- Specs last checked
- 2026/09/25
- AI groundwork
- Assistant
- Cleaning up the recording
- Standard and above
- Fine adjustment
- Knobs only
- Pitch correction and harmony
- Standard and above
- Price (store, date)
- $55 [PB, checked Oct 26]
Image: from the iZotope official press kit
- AI groundwork: 3 points — Vocal Assistant analyzes the voice and builds the processing all at once.
- Cleaning up the recording: 1 point — Processing modules such as the gate are Standard and above.
- Fine adjustment: 2 points — There is no screen for operating the processing modules directly.
- Pitch correction and harmony: 1 point — The harmony tools Backer and Voices, and Melodyne 5 essential, are included in Standard and above.
Nectar 4 Elements screens and images

Image: from the iZotope official press kit
Nectar 4 Standard (rank A)
An edition where, besides Vocal Assistant, you can directly operate modules such as compressor, EQ, de-esser, gate, reverb and saturation. It also includes Melodyne 5 essential and Vocal Unmask, which reduces clashes with other tracks.

Score 4.0 / 5 (average of the 10 products compared: 2.5)
- Specs last checked
- 2026/09/25
- AI groundwork
- Also reduces overlap
- Cleaning up the recording
- Gate
- Fine adjustment
- Module controls
- Pitch correction and harmony
- Melodyne included + harmony
- Price (store, date)
- $199 [PB, checked Oct 26]
Image: from the iZotope official press kit
- AI groundwork: 4 points — Besides Vocal Assistant, there is Vocal Unmask, which reduces clashes with the backing track.
- Cleaning up the recording: 3 points — The gate module can suppress small noises in the parts where you are not singing.
- Fine adjustment: 4 points — You can operate the compressor, EQ, de-esser, gate, reverb, saturation and more directly.
- Pitch correction and harmony: 5 points — Melodyne 5 essential is included, and you can add harmonies and stack voices with Backer and Voices.
Nectar 4 Standard screens and images

Image: from the iZotope official press kit
Nectar 4 Advanced (rank S)
The top edition, with Component Plugins that let you use each module as a separate plug-in, and Auto-Level, which evens out the level automatically, on top of the Standard features.

Score 4.6 / 5 (average of the 10 products compared: 2.5)
- Specs last checked
- 2026/09/25
- AI groundwork
- Also automatic level
- Cleaning up the recording
- Gate
- Fine adjustment
- Separate plug-ins
- Pitch correction and harmony
- Melodyne included + harmony
- Price (store, date)
- $299 [PB, checked Oct 26]
Image: from the iZotope official press kit
- AI groundwork: 5 points — The contents of Standard, plus Auto-Level, which evens out the level automatically.
- Cleaning up the recording: 3 points — The gate module can suppress small noises in the parts where you are not singing.
- Fine adjustment: 5 points — Each module can also be used as a separate plug-in.
- Pitch correction and harmony: 5 points — Melodyne 5 essential is included, and you can add harmonies and stack voices with Backer and Voices.
Nectar 4 Advanced screens and images

Image: from the iZotope official press kit
The chart above shows the scores of Nectar 4 Advanced.
How we score (Vocal processing plug-ins)
| Criterion | Basis | 5 pt | 4 pt | 3 pt | 2 pt | 1 pt |
|---|---|---|---|---|---|---|
| AI groundwork | Whether the AI builds the vocal processing for you | An AI assistant, plus reduction of overlap with the backing track and automatic level adjustment | An AI assistant, plus reduction of overlap with the backing track | An AI assistant only | — | — |
| Cleaning up the recording | Dealing with home-recording noise and the room's ring | Noise and room reflections can be removed with AI | — | Has a gate and processing that tames harsh resonance | — | No mention of dealing with noise or room sound |
| Fine adjustment | Whether you can work on the AI's result yourself | Each processor can be operated directly and also used as a separate plug-in | Compressor, EQ, de-esser, reverb and more can be operated directly | — | You only adjust with a few knobs | — |
| Pitch correction and harmony | Correcting pitch and making harmonies | Comes with pitch-correction software (Melodyne essential) and can add harmonies | — | Can add harmonies or voice layers | — | No pitch correction or harmony features |
Each criterion is scored from 1 to 5 on how well the product serves one goal: quickly getting a cover-song vocal into a state ready to mix. Scores follow the conditions in the table above, and the rank is based on an average in which "AI groundwork" counts double. The basis is official manufacturer information. Sound quality and CPU load are not measured, so they are not scored; reviews from trade magazines are introduced in the articles for reference. Price is not part of the score. Features that cannot be confirmed from the manufacturer's or a retailer's description are scored as if absent. The "OBS (streaming)" column in the table shows whether the official page lists the VST2 format that the streaming software OBS Studio can use (○). OBS does not support the VST3 format. It is not part of the score.
Trade-magazine reviews (for reference, not part of the score)
We summarized the main points from reviews in overseas music-production magazines.
Sound On Sound (review of Nectar 4 Advanced), April 2024
A review that touches on the three editions.
- It rates it as a comprehensive and powerful vocal processing tool
- It says the AI lets you get results right away
- It sums up that each edition lets you work at a level that suits your experience
Source: review in Sound On Sound (Nectar 4 Advanced) (English)
iZotope Nectar 4 system requirements and getting started
| Supported OS | Windows / Mac |
|---|---|
| Plug-in formats | AU, AAX, VST3 (64-bit) |
| OBS (streaming) | Not usable as is (VST3 only). It can be loaded with a bridge plug-in |
Checked on the manufacturer’s official page on September 27, 2026. How to use them in the OBS streaming software is explained in How to use VST3 plug-ins in OBS.
Compared with other vocal processing plug-ins
Click a heading to sort. On a phone, the table scrolls sideways.
| Product | RankAvg. score | AI groundwork | Cleaning up the recording | Fine adjustment | Pitch correction and harmony | OBS (streaming) | Price (store, date) |
|---|---|---|---|---|---|---|---|
| iZotopeNectar 4 Elements | C 2.0 | Assistant | Standard and above | Knobs only | Standard and above | × (VST3 only) | $55 [PB, checked Oct 26] |
| iZotopeNectar 4 Standard | A 4.0 | Also reduces overlap | Gate | Module controls | Melodyne included + harmony | × (VST3 only) | $199 [PB, checked Oct 26] |
| iZotopeNectar 4 Advanced | S 4.6 | Also automatic level | Gate | Separate plug-ins | Melodyne included + harmony | × (VST3 only) | $299 [PB, checked Oct 26] |
| sonibleprime:vocal | B 2.8 | Tidies up with AI | Noise and reverb removal | Adjustment knobs | None | × (VST3 only) | $179 [PB, checked Oct 26] |
| soniblesmart:chain | B 3.2 | AI + automatic level | Gate, resonance control | 8 processors to adjust | None | × (VST3 only) | $179 [PB, checked Oct 26] |
| WavesCLA Vocals | C 1.2 | None | Not stated | 6 faders | None | △ (via Waves' StudioRack) | Not listed |
| WavesVocal Rider | C 1.6 | Automatic level | Not stated | Knobs only | None | △ (via Waves' StudioRack) | Not listed |
| Minimal AudioEvoke | C 2.0 | None | Not stated | Effects + modulation | Correction + 4-voice harmony | × (VST3 only) | $129 [Official, checked Oct 26] |
| Pulsar AudioPulsar Vocal Studio | C 2.0 | None | De-esser, gate | Direct control of each process | None | ○ | $69 (sale; regular $199) [Official, checked Oct 26] |
| WavesMaserati VX1 | C 1.2 | None | Not stated | Knobs only | None | △ (via Waves' StudioRack) | Not listed |
Features checked on each manufacturer's official website on September 25, 2026. Check the store page behind the buy button for the price.


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