Free Tools
A growing suite of free, genuinely useful tools for gear enthusiasts — each one tied directly to real specs in our database, not generic calculators.
Which Gear Should You Buy?
Answer a few questions and get matched against all 400 items in the database.
Open toolKey, Mode & Chord Explorer
Pick a key and mode to see real diatonic chords, progressions, and tips — with audio playback.
Open toolDrum Sequence Pattern Generator
12 real genre-defining 16-step patterns with tips, gear callouts, and audio playback.
Open toolTape Speed & Runtime Calculator
Calculate pitch/speed changes and recording runtime, using real deck specs.
Open toolPatch Idea Generator
Get a real, synth-specific patch diagram for 15 modular and semi-modular synths.
Open toolMIDI/CV Retrofit Advisor
Find out exactly what converter bridges a drum machine, sampler, or synth into a MIDI setup.
Open toolGain-Staging Calculator
Convert dBu/dBV/Vrms, chain gain stages, and check your headroom before it clips.
Open toolPatchbay Planner
Learn normalization types, get creative patching ideas, and build a printable layout for your rack.
Open tool
