Become fluent in every key.
Start free. Go Pro when you want every voicing, voice-leading, and your weak spots drilled automatically.
Zero risk. All upside.
We are certain this makes you a faster player. So we carry the risk, not you.
14 days free
Full Pro access. No charge until the trial ends.
30-day money-back
Not happy? Email us within 30 days for a full refund. No questions.
Speed guarantee
Practice 5 min/day and if you are not noticeably faster across all 12 keys in 30 days, we refund you.
Cancel anytime
One click in your account. No emails, no hoops, no lock-in.
Free
- ✓ All 4 structured courses
- ✓ All 9 voicing types
- ✓ Voice-leading drills
- ✓ ii-V-I & all progressions, 12 keys
- ✓ MIDI & microphone input
- ✓ Habit system (streaks, XP)
Pro
- ✓ Everything in Free
- ✓ Adaptive difficulty
- ✓ Custom progressions
- ✓ Advanced statistics
- ✓ Cloud sync across devices
then €4.99/mo · cancel anytime
Educator
- ✓ Everything in Pro
- ✓ Embed widget for your site
- ✓ Student progress dashboard
- ✓ Up to 30 students
Institution
- ✓ Everything in Educator
- ✓ Custom branding
- ✓ LMS integration (LTI)
- ✓ API access
- ✓ Single sign-on (SSO)
- ✓ Unlimited students
Frequently Asked Questions
How does the free trial work?
You get 14 days of full Pro access. We collect your card so billing continues smoothly, but you are not charged until day 15 — and you can cancel any time before then for free.
What's the money-back guarantee?
If you're not happy for any reason, email info@jazzchords.app within 30 days of your first payment and we refund you in full. We're confident in the product, so the risk is ours.
Can I cancel anytime?
Yes, you can cancel your subscription at any time. You'll keep access until the end of your billing period.
What happens to my data?
Your practice data is stored locally in your browser. With an account, you can sync it across devices. You can export or delete your data at any time.
How does the Educator plan work?
The Educator plan lets you embed the trainer on your website and track student progress. Contact us for a demo.
Built with you.
We're actively shipping. Got a feature idea, a voicing we're missing, or feedback? Write us — we read every message and add what players ask for.
Email us