FINANCE

Upload a trial balance, get financial statements

Keep your accounting software. Upload the trial balance it exports and BlackBook maps the accounts, checks for errors and produces financial statements. Tax records by filing schedule and receipt reading live in the same place, and finalized statements go straight out as a shareholder disclosure.

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financials · trial balance check
2025_trial_balance.xlsx84 accounts · 1 error · 1 warning
Accounts receivableTrade receivablesMatched
Fees paidSG&AMatched
Suspense paymentsOther current assetsWarning
R&D expenseUnmappedError
01

Financial statements

Map trial balance accounts to statement lines and calculate the income statement and key ratios.

  • Upload a trial balance spreadsheet (Douzone and others)
  • Account mapping with error and warning checks
  • Operating margin, net margin and debt ratio
financials · income statement (KRW M)
Ⅰ. Revenue18,420
Ⅱ. Cost of sales11,260
Ⅲ. Gross profit7,160
Ⅳ. SG&A4,980
Ⅴ. Operating profit2,180
Ⅹ. Net income1,610
Operating margin
11.8%
Net margin
8.7%
Debt ratio
64.2%
02

Tax document box

Your in-house accountant and external tax agent upload and review the documents each filing needs.

  • Documents required per filing
  • Mark reviewed or request changes
  • Due-soon and penalty-risk flags
tax · tax document box
Due within 14 days
2
Awaiting review
3
Penalty risk
0
VAT return · purchase tax invoices
In-house accountant
Reviewed
Withholding tax · payroll register
In-house accountant
Awaiting review
Corporate tax · fixed asset schedule
External tax agent
Changes requested
03

Receipt reading

Upload photos or PDFs of receipts, card slips and tax invoices in bulk; BlackBook reads them and assigns accounts.

  • Deductible vs. non-deductible VAT
  • Matched against card and bank transactions
  • Flags penalty risk for missing evidence
receipts · receipt reading
Processed
47
Matched to payments
45
card · bank
Needs review
1
Office supply storeSuppliesDeductible132,000
Korean restaurantEntertainmentNon-deductible286,000
Gas stationVehicle upkeepNon-deductible74,500
(merchant unreadable)Needs reviewCheck48,000

BlackBook is a shareholder disclosure and finance platform

Financial statements and tax records, shareholder disclosure, cap table and shareholder management, and electronic AGMs, all in one place.