Ledger Review
Self-paced core for individual reviewers building sampling muscle.
₩890,000 / seat
- Flagship modules 1–4 recordings
- Sampling worksheets & rationale prompts
- Email critique on one practice pack
- Journal archive access for six months
Plans
Access levels for approval audit work
Prices below are informational. Data Virtual does not process payments on this site — enroll through a conversation with our team.
Control Vault
Live cohort seat with mentor rounds — the usual path for desk leads.
₩2.4M / seat
- Full Transaction Approval Audit Mastery
- Weekly live critique (Korea evening slots)
- Two mentor reviews of your evidence pack
- Alumni exception roundtable invitation
- Priority reply within one business day
Audit Chamber
Team license for three to eight seats with a private lab week.
₩9.8M / team
- Everything in Control Vault
- Private mock review staged on your redacted export
- Shared glossary workshop (EN/KR labels)
- 90-day async mentor channel
- Optional on-site facilitation in Busan or Seoul
Refund eligibility is described on our Refunds page. Taxes and invoicing details are confirmed during enrollment.