Simplex is the guided production app: sessions, modules, quizzes and a progress dashboard. The first module is free forever — Plus opens the rest with a single one-time payment.
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Learn the ropes properly. Module 01 — Session foundations — with its quiz and printable workbook, three guided sessions a week, and the full progress dashboard.
$19 once, forever
Everything in the app, unlocked the moment checkout clears: all seven modules, every quiz and workbook, unlimited sessions and the studio tools.
Secure Stripe checkout · covered by the Simplex 30-day refund policy
Bundle
One checkout, both unlocks: Simplex Plus is yours forever ($19 once), and ChordCraft Pro runs alongside it ($7/month) — every Lab module, video, workbook and quiz included. Cancel Pro anytime and Simplex Plus stays yours.
$19 once + $7/month
Both apps unlock the moment checkout clears
| What's inside | Free | Plus |
|---|---|---|
| Module 01 — Session foundations | ||
| 7-day free trial of the full app | ||
| Modules 02–05 (templates, mixing, arrangement, release) | ||
| End-of-module quizzes with pass marks | Module 01 only | All seven |
| Printable module workbooks | Module 01 only | All seven |
| Guided sessions | 3 a week | Unlimited |
| Progress dashboard — hours, streaks, completion | ||
| DAW templates (Cubase, FL Studio, Ableton Live) | ||
| Mix troubleshooting playbooks | ||
| Session history & notes | ||
| ChordCraft Lab handoff | ||
| ChordCraft Lab modules 01–03 — ear training, vault & workshops, with workbooks and quizzes | Module 01 | Included |
Plus is a one-time purchase on your MooneChild account — no subscription, no renewal. It lands the moment checkout clears, and the same account opens the app at Simplex and the course at the dashboard. Already have ChordCraft Pro? Plus is included while your subscription is active — see all app pricing.
