Rates & Fee Guide
Transparent pricing for cold wallet maintenance sessions at System Maple Line — fixed fees for standard sessions, estimate factors for complex custody arrangements.
Session fees
| Session | Duration | Fee |
|---|---|---|
| Quarterly custody review | 3 hours | ₩480,000 |
| Hardware wallet audit | 90 minutes | ₩220,000 |
| Recovery readiness check | 2 hours | ₩350,000 |
| Additional device (same session) | — | ₩80,000 each |
| Private recovery drill | 2 hours | ₩420,000 |
All fees include VAT. Payment is due at booking; we accept bank transfer and major cards.
Retainer option
Clients who book four quarterly reviews in advance receive a 12% reduction on the total (₩1,689,600 instead of ₩1,920,000). The retainer is non-transferable but sessions may be rescheduled with seven days notice.
Estimate factors
Some custody arrangements require a custom quote before booking:
- Multisig beyond 2-of-3 — additional ₩120,000 per extra signer configuration reviewed
- Inheritance documentation package — from ₩250,000 depending on number of beneficiaries and jurisdictions involved
- On-site visit within Gyeonggi Province — ₩150,000 travel fee plus session rate
- On-site visit outside Gyeonggi — quoted individually
What fees do not cover
Device purchases, metal backup plates, attorney fees, or tax preparation are separate costs billed by their respective providers. We can recommend vendors but do not mark up hardware sales.
Cancellation
Sessions cancelled with less than 48 hours notice forfeit 50% of the booking fee. See our refund policy for full terms.