Plugin comparison
Specs, price and the Dubspot Score, side by side — with our verdict on which midi tool to buy.
Independent score / workflow fit / buying signal
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Contenders
Rapid Flow's $29 MIDI FX sequencer: four lanes, up to 32 steps, ±64 ms per-lane shift, and Omniclock shuffle. VST3 / AU / AAX, 45-day trial, no iLok.
Scaler 3 is a chord and music-theory MIDI assistant from Scaler Music. Score 8.6/10, price $99, formats and comparisons.
Technical matrix
| Signal | Rapid Flow miniGRID | Scaler 3 |
|---|---|---|
| Price | $29 | $99 |
| Dubspot Score | — | 8.6 |
| Formats | VST3, AU, AAX | VST3, AU, AAX |
| Product type | — | chord and music-theory MIDI assistant |
| Developer | — | Scaler Music |
| Typical price | — | $99 |
| Formats | — | VST3, AU, AAX |
| Primary job | — | progressions and scale-aware writing |
| Catalog status | — | Current as of 2026 |
See the full plugin database for more comparisons.