| General Modules, MIDI Processing Tools and Options | OA21 | OA21LE | SE40 |
| Orchestrator | Y | Limited | - |
| Harmonizer | Y | Limited | Y |
| StyleMaker | Y | - | - |
| AutoPhraser | FX/Tool | - | FX/Tool |
| Chord Generator | - | - | FX |
| Chord/Key Transposer | Tool | Tool | Tool |
| Controller Adjuster | FX/Tool | - | FX/Tool |
| Drum Adjuster | FX/Tool | - | FX/Tool |
| Drums Generator | - | - | FX |
| Event Filter | FX/Tool | Tool | FX/Tool |
| FXs Applying (Option) | Y | - | Y |
| Interpolator | Tool | Tool | Tool |
| Line Generator | - | - | FX |
| Main Track Manager | Y | - | Y |
| MFX Chain (Option) | Y | - | Y |
| Modeler | FX/Tool | - | FX/Tool |
| Orchestrator Track Manager | Y | - | - |
| Quantizer | FX/Tool | Tool | FX/Tool |
| Shaper | - | - | FX/Tool |
| Time Morpher | - | - | FX/Tool |
| Time-Pitch Adjuster | Tool | Tool | FX/Tool |
| Chord Audition (Option) | Y | Y | Y |
| General Features and Editing | OA21 | OA21LE | SE40 |
| Tracks, measures, notes, events, envelope editing | Y | Y | Y |
| Bank/Patch selection, Volume, Pan, Key+, Time+, Vel+, Mute/Solo control | Y | Y | Y |
| Envelope controllers drawing | Y | Y | Y |
| Chords Pane | Y | Y | Y |
| Record/Play/Loop functions | Y | Y | Y |
| Multi-port MIDI Output | Y | Y | Y |
| Drag-and-drop operations | Y | Y | Y |
| Customizable zoom ratios | Y | Y | Y |
| Customizable toolbars | Y | Y | Y |
| System and user-defined function presets | Y | Y | Y |
| Embed summary information in Project | Y | Y | Y |
| Brightness/Contrast controls and colors scheme selection | Y | Y | Y |
| Sending of GM, GS, XG Sysx from the main toolbar | Y | Y | Y |
| Import of Cakewalk .ins files | Y | Y | Y |
| Controllers Optimization | Y | Y | Y |
| Orchestrating and OOStyle data control | OA21 | OA21LE | SE40 |
| Selection of an OOStyle at any measure in a song | Y | Y | - |
| Any number of OOStyles in any order | Y | Y | - |
| Independent generation of arrangement modes for each OOStyle | Y | Y | - |
| Flexible OOStyle structure and fill control | Y | Y | - |
| Using OOStyle in any Meter (for example, 3/4 to 7/8 and vice-versa) | Y | Y | - |
| Tempo/Meter adjustment to fit an OOStyle into a song | Y | Y | - |
| Score Morphing for each chromatic track, and Drum Converter for a drum track | Y | Y | - |
| Common Morphing Parameters | Y | Y | - |
| Stretch modes of OOStyle data (2/1, 1/2) | Y | - | - |
| User Fill mode | Y | Y | - |
| Orchestrator Fill Mode | Y | - | - |
| OOStyle Track Up / Down Function | Y | - | - |
| Expanding/collapsing sections in Orchestrator dialog | Y | Y | - |
| Harmonizing and Chord system | OA21 | OA21LE | SE40 |
| Recognition of Key/Scale and AutoSearch for the best harmony sequences | Y | Y | Y |
| Indication of qualitative estimations of the recognized chord progressions | Y | Y | Y |
| Automatic creation of the chord progressions in any Key chosen by a user | Y | Y | Y |
| Selection of a harmonization style according to genre (Jazz, Pop, Classic, etc.) in basic scales: | Major Minor Blues Major Blues Minor Gypsy |
Major Minor |
Major Minor Blues Major Blues Minor Gypsy |
| Manage Harmonizer work from Song Manager Markers | Y | - | Y |
| Harmonizer factory and user presets | Y | Y | Y |
| Expanding/collapsing sections in the Harmonizer dialog | Y | Y | Y |
| Two ways of chord visualization | Y | Y | Y |
| Total number of chord types | 100+ | 100+ | 100+ |
| Saving, Opening and Adjusting chord progressions in different Meters | Y | Y | Y |
| Indication of the chord attitude to the chosen (or recognized) Key/Scale | Y | Y | Y |
| Song Managing | OA21 | OA21LE | SE40 |
| Selection of chords from a comprehensive list 1 | Y | Y | Y |
| Selection of OOStyles from a comprehensive list 2 | Y | Y | - |
| Markers, Lyrics, Chords inserting | Y | Y | Y |
| Drag-and-drop markers editing | Y | Y | Y |
| StyleMaker Mode | OA21 | OA21LE | SE40 |
| Open and select a part of a midi file to create an OOStyle | Y | - | - |
| Automatic Track Type recognition (Bass, Chords, Pedal, Tune, Drums, Effects) | Y | - | - |
| Process raw or edited data and save as an OOStyle | Y | - | - |
| StyleMaker Assistant (for step by step support) | Y | - | - |
| Main and Orchestrator Tracks | OA21 | OA21LE | SE40 |
| Clip editing for Orchestrator tracks | Y | Y | Y |
| MIDI FX Chain creating and editing of each track | Y | - | Y |
| Mute/Solo, Patch Change, Bank Change, Volume, Panning, etc. for each track | Y | Y | Y |
| Main Track Manager | Y | - | Y |
| Orchestrator Track Manager | Y | - | - |
| Additional Views, Tools and Options | OA21 | OA21LE | SE40 |
| Piano-Roll view | Y | Y | Y |
| Event List view | Y | Y | Y |
| Keyboard view | Y | Y | Y |
| Tempo view | Y | Y | Y |
| Meter view | Y | Y | Y |
| Sysx view | Y | Y | Y |
| Auto Track Type definition | Y | Y | Y |
| Chords Audition MIDI data rendering | Y | Y | Y |
| Orchestrator Tracks rendering | Y | Y | - |
| OOStyle Sets | OA21 | OA21LE | SE40 |
| Number of OOStyles 3 | 100+400 | 100+400 | - |
| PMStyle Sets | OA21 | OA21LE | SE40 |
| Number of PMStyles 4 | 100 | - | 100 |