Antares Auto-Key 2
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Essential Information About Auto-Key 2 Software
Essential Information About Auto-Key 2 Software
- Instant detection of key, scale, and tempo from any audio file, in real time.
- Ultra-simple drag-and-drop: directly import your files to quickly analyze loops, vocals, instruments, or masters.
- Seamless integration with Auto-Tune via the "Send to Auto-Tune" button to automatically transfer the correct key and scale settings.
- Optimized DAW workflow: automate key detection and changes without breaking your production flow.
Manufacturer Information
Antares
https://www.antarestech.com
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Safety manager:
VeraSafe Netherlands BV
Email: info@VeraSafe.com
Address:
What Auto-Key 2 Is For
Auto-Key 2 is a music analysis plug-in designed to speed up essential production decisions: identifying the key, scale, and tempo of a track or sample. It is aimed at beatmakers, sound engineers, and producers working with loops, samples, instrumental recordings, or stems who want to save time during harmonization, transposition, and vocal tuning. Ideal for locking in a topline, tuning a bass, choosing coherent chords, or preparing a pitch correction session without guesswork.
Main Features
Key, Scale, and Tempo Analysis
Auto-Key 2 automatically detects key, scale, and tempo from your audio, allowing you to quickly make consistent musical choices. Whether working on a demo, an advanced production, or a remix session, you get a clear readout of harmonic information to avoid "off-key" notes and speed up adjustments.
Audio Import via Drag-and-Drop
To analyze a file, simply drag and drop it into the interface: convenient for testing multiple versions of a chorus, comparing samples, or checking the key of a loop before slicing it. Auto-Key 2 supports common studio audio formats, making it a fast tool to organize your library and work cleanly from the start.
Synchronization with Auto-Tune
The "Send to Auto-Tune" button automatically updates compatible Auto-Tune versions with the detected key and scale settings. The result: you avoid configuration errors, save time on settings, and achieve more consistent vocal correction from the first listen.
DAW Integration and Workflow Automation
Designed to integrate with all major DAWs, Auto-Key 2 fits easily into an existing session. It helps to streamline and automate repetitive steps related to key detection and key changes throughout a track, allowing you to focus on arrangement, sound design, and performance.
Technical specifications
| Type | Full software | Downloadable | Yes |
| Distribution | downloadable software | Supported audio formats | MP3, WAV, FLAC, AIFF |
| Copy protection | iLok 2 / iLok 3 / Machine License | Analysis | real-time |
| Simultaneous activations | 2 | Automatic detection | key, scale and tempo |
| Windows | 10 or later (64-bit) | Audio file import | via drag and drop |
| Mac OS | 11 or later (64-bit) | " Send to Auto-Tune " button | sends key and scale settings to compatible versions |
| Internet connection | required for installation and activation | DAW compatibility | all major DAWs |
| Plug-in formats | AAX Native, AU, VST3 | Integration | Auto-Tune vocal tuning plug-ins |
Questions frequently asked
Does Auto-Key 2 also detect the tempo of a loop?
The analysis identifies the key, scale, and tempo from a track, sample, or audio loop. This information makes harmonization and pitch shifting easier within a production.
Which plug-in formats are available?
AAX Native, AU, and VST3 formats are provided for integration within major DAWs.
How to send the detected key to Auto-Tune?
The "Send to Auto-Tune" button transmits the detected key and scale parameters. Synchronization applies to compatible versions of Auto-Tune. Vocal correction settings can thus be updated automatically.
Which audio files can be analyzed by drag and drop?
Drag-and-drop import supports MP3, WAV, FLAC, and AIFF files. Multiple versions of a sample or hook can therefore be analyzed directly within the interface.
What configuration and license are required for Antares Auto-Key 2?
An iLok 2, iLok 3, or Machine License protection is required, with 2 simultaneous activations. The software runs on Windows 10 64-bit or later, and on macOS 11 64-bit or later.




