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Terms of Service

Last updated: October 6, 2026 · 서비스 이용약관

1. What PianoStep is

PianoStep is a browser-based piano practice game available at https://pianostep.com. It is a self-developed, off-the-shelf software product operated by an individual developer. No consulting, customization, or other services are sold.

2. Purchases and license keys

Full Song Pack 1 — 4,900 KRW (one-time) — unlocks the complete versions of 5 classic pieces.

Full Song Pack 2 — 5,900 KRW (one-time) — unlocks the complete versions of 5 classic pieces.

Payments are processed by Lemon Squeezy as our merchant of record. After purchase, a unique license key is issued automatically by e-mail. Each key may be activated on up to 3 devices. Keys are personal and must not be resold or redistributed.

3. Acceptable use

You may use PianoStep for personal, non-commercial practice. You may not scrape, reverse-engineer, or resell the service or its content. Song data in the free tier is provided for practice purposes only.

4. No warranty

The service is provided "as is" without warranties of any kind. We aim for high availability but do not guarantee uninterrupted access.

5. Contact

Questions about these terms: pianostephelp@gmail.com

Also see: Privacy Policy · Refund Policy