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"Scaler 2 makes complex music theory invisible and easy. It substantially expands the harmonic spectrum of all my tracks, whatever genre I am working on."Rodriguez Jr. Award-winning music producer and live performer.

"A must for anyone who struggles with chord structures, needs fast workflow, or makes music on the go a lot."Breakage. UK Bass Music Producer.

"As for Scaler, my life has just changed right there."Carl Cox. One of the most charming DJs in the business.
Instant Music Theory + Must-Have Melody Creation
Reinvent your writing process with two revolutionary music theory assistant tools to help you create musically perfect and complex chord progressions and melodies. Our very own flagship product Scaler 2 is an inspirational workstation designed to unlock creative and complementary chord progressions, expressions, and melodies within your writing process. EVAbeat's Melody Sauce 2 is the supercharge creation tool and a one-stop-shop to create melodies for a myriad of genres.
Empower the Composer Within
Scaler 2 is an inspirational and powerful music theory workstation that gives you access to a world of new ideas, expressions and melodies. With powerful detection of MIDI and audio, Scaler 2 can determine what key and scale you’re in and suggest chords that match your music. The plugin helps you discover the perfect melody with performance expressions, and can even suggest ways to change from one key to another.
Scaler 2 makes finding chords and progressions intuitive and fun! It’s a comprehensive but easy to use toolbox that will help anyone make better music.
Benefits
- Discover your music’s key and explore alternative scales, modes and chord sets
- Choose from hundreds of keys and modes, quickly build progressions in the sequencer
- Over 200 artist chord sets from the likes of Carl Cox, MJ Cole, The Temper Trap, Mitekiss, CeCe Rogers and Mike Huckaby
- Over 300 unique genre, common and mood-based chord sets such as Chill, Drum & Bass, Jazz, Cinematic, EDM, Metal…
- Browse chord variations to get suspended chords, extended chords, dominant sevenths and jazz chords
- Create unique chords by searching & selecting from the circle of fifths or by entering note by note on your keyboard in Chord Create / Editor mode
- Play melodic expressions with over 200 phrases, performances and rhythms by professional musicians across various time signatures
- Use the arpeggio or strum features to perform in real-time and synced to your DAW
- Discover chord substitutions that lend variety to your progressions
- Experiment with different chord voicings to spread notes across the keyboard
- Export MIDI to your DAW simply by dragging and dropping
- Assign any VST / AU instrument to Scaler 2 to control your favourite synths or use over 30 internal electronic, acoustic and orchestral sounds
- Play and record one-finger chords and melodies using Scaler 2’s Bind MIDI function
- Establish your scale with audio detection as well as MIDI detection
- Generate bass lines adapted to your current scale and chords with Bass Mode
- Generate melody lines adapted to your current scale and chords with Melody Mode and Sequence Mode
- Change keys, performances, melodies and basslines on the fly by MIDI Mapping to your computer keyboard or MIDI Controller
- Get more natural-sounding melodies and expressions with the humanise and quantise function
- Navigate between modes and pages using keyboard commands or UI buttons
What's new in version 2.5.0?
Suggest Mode
- Generate chords compatible with your progression - follow Tonal or Scale relationships to build complex patterns
- Works by analysing your current progression and suggestions based on internal artist based content
- Generate random progressions and get inspired quickly
Guitar Overhaul
- Chord Charts: Displays a guitar chord diagram for any chord in your Section C
- Fretboard Views: New “Scale Degree” and “Scale Interval” views to explore the neck of your instrument
- 5 New guitar-focused Voice Grouping profiles
Content
- 4 New Sounds (Steel Acoustic, Electric Guitar, Retro Electric, Vintage Keys)
- New Expression Mode: Strummed Sequences with 30 strumming patterns and variations
- New Chord Sets (Pop Rock, Contemporary RnB, Pop Ballads, Deep House)
- 20 Synth Sequences
Learn more about Scaler 2.
The Future of Melody Creation
Melody Sauce 2 is your new must-have music production assistant. This supercharged upgrade is a massive overhaul of the original version, with a set of powerful new features to inspire you and your music-making.
If you've ever struggled to come up with melody ideas or needed some melodic inspiration in your music-making, Melody Sauce 2 will speed up your workflow with an unlimited and instant supply of unique, high-quality melodies created for you in a few clicks.
Melody Sauce 2’s simple interface helps you create MIDI melodies in your DAW using the internal Sound Engine and FX, or by easily connecting to any software instrument. Simply drag and drop your MIDI melodies inside your DAW or work on them further using the new Advanced Editor section.
None of the melodies are pre-programmed, they are created for you based on the parameters you control using complex algorithms that are capable of creating a near-endless supply of melodic ideas.
And you don’t need in-depth music theory knowledge to get the best out of Melody Sauce, just your ears.
Features
- VST plugin / Audio Unit (AU MIDI FX also available for Logic) for use in your DAW that creates 1 bar to 16 bar melodies based on the settings you select.
- Create melodies for specific genres based on the internal Style options, or build melodies using your own settings.
- Styles cover Hip Hop, Trap, EDM, House, Techno, Reggaeton, and R&B.
- Use the new inbuilt Sound Engine with nearly 100 sounds and 3 FX or connect the MIDI to any software instrument.
- Use the new Advanced Editor to make detailed edits to your melodies bar by bar and select specific chords for your melodies to follow.
- Instant melody inspiration for your productions.
- Create, audition, and modify melodies at the click of a button.
- Advanced generative algorithms capable of creating millions of melodies.
- Melodies are not pre-programmed, they are created for you on demand.
- An unlimited supply of unique melodies, no two melodies are the same.
- Simple interface and intuitive controls help you guide the output.
- Select between Light and Dark mood, and Simple and Complex settings plus the new 'Extra' buttons to give even greater control.
- Select the basic rhythmic feel of the melodies (Speed, Swing, Triplet, Syncopation).
- Instantly add harmonies to generated melodies.
- Generate and modify melodies inside the plugin as your DAW project plays or drag and drop MIDI clips into your project.
- Speed up your workflow and overcome beat block.
- Works for any DAW that accepts VST or AU plugins.
- No need for in-depth music theory knowledge.
Learn more about Melody Sauce 2.
Scaler 2 System Requirements
Mac
- OS X 10.8 and later (macOS 12 Monterey compatible)
- 64-bit compatible only
Apple M1 Mac compatibility: Scaler is compatible with M1 machines natively and under Rosetta, we recommend using Rosetta for better stability. For more information, find out how to start Logic using Rosetta.
Formats
- AAX
- Audio Units (AU)
- VST2
- VST3
Windows
- Windows 7 and later
- 64-bit compatible only
Formats
- AAX
- VST2
- VST3
Scaler 2 Compatibility
Important Note: Scaler 2 is only 64-bit compatible.
Mac
- Cubase 9.5 - OK
- ProTools 12.8 - OK
- FL Studio 12 - OK (VST, not VST3)
- FL Studio 20 - OK (MIDI routing available from VST2 only)
- Studio One 3 - OK
- Studio One 4 - OK
- Studio One 5 - OK
- Ableton Live 9 - OK
- Ableton Live 10 - OK
- Logic Pro X - MIDI Routing functionality available
- Logic Pro X 10.7.1 running on Mac M1 & macOS Monterey - OK - MIDI routing available when disabling MIDI 2.0 in Logic's Preferences section
- Reaper - OK
- Bitwig Studio 2 - OK
- Bitwig Studio 3 - OK
- Maschine 2 - OK - No MIDI Routing: Use Blue Cat Audio Patchwork for MIDI Routing
- Reason - OK - No MIDI Routing: Use Blue Cat Audio Patchwork for MIDI Routing
Windows
- FL Studio 12 - OK
- FL Studio 20 - OK (MIDI routing available from VST2 only)
- Cubase 9.5 - OK
- ProTools 12.8 - OK
- Studio One 3 - OK
- Studio One 4 - OK
- Studio One 5 - OK
- Ableton Live 9 - OK
- Ableton Live 10 - OK
- Reaper - OK
- Bitwig Studio 2 - OK
- Bitwig Studio 3 - OK
- Maschine 2 - OK - No MIDI Routing: Use Blue Cat Audio Patchwork for MIDI Routing
- Reason - OK - No MIDI Routing: Use Blue Cat Audio Patchwork for MIDI Routing
Important Note: Scaler 2 is only 64-bit compatible.
Melody Sauce 2 System Requirements
- Any DAW that supports VST plugins or Audio Units.
- Mac OS X 10.7 or higher (natively compatible with M1 processors).
- Windows 7 or higher (64-bit compatible only).
- 4GB of RAM required.
- Internet connection for download & product activation.
Serial Numbers (License Keys)
- Each serial number allows activation on a maximum of 3 different computers.
DAW Compatibility
Any DAW that uses VST and AU plugins - if your DAW doesn't allow MIDI routing you can still use the inbuilt sounds.
- FL Studio 20 onwards
- Ableton Live 9.5 onwards
- Logic Pro X
- Cubase 9 onwards
- Studio One 4 onwards
- Reaper 5 onwards
- Acid Pro 8 onwards
- Reason 11 onwards
- Bitwig 4 onwards
- Maschine 2
- MPC Beats
- Garageband
Any references to any brands on this site/page, including reference to brands and instruments, are provided for description purposes only. For example references to instrument brands are provided to describe the sound of the instrument and/or the instrument used in the sample. Plugin Boutique do not have (nor do they claim) any association with or endorsement by these brands. Any goodwill attached to those brands rest with the brand owner. Plugin Boutique or its Suppliers do not accept any liability in relation to the content of the product or the accuracy of the description. "RHODES" is a registered trademark of Joseph A Brandstetter.
Awards


Product Reviews
Plugin Boutique Scaler 2 Review at HomeStudioToday
PluginBoutique has just released a new version of Scaler, their popular music theory and songwriting tool. Let’s take an in-depth look at Scaler 2...
Plugin Boutique Scaler 2 Review at Music Tech
A solid chord progression can enhance even the simplest of tracks and turn them into something truly magical. This Scaler sequel from Brighton’s...
Plugin Boutique Scaler 2 Review at Sound On Sound
Scaler 2 is just the thing to get you out of a songwriting rut. A little music theory can be really useful in the compositional stage of a project,...
Plugin Boutique Scaler 2 review at Producer Sphere
Plugin Boutique Scaler 2 | An HONEST Review Sound Quality - 5/5 Ease of Use - 5/5 Features - 4.5/5 Prior to the turn of the century, if you were to...