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Bookkeeping App for Small Business

Most small-business owners keep the books in a shoebox of receipts and a spreadsheet only they understand, then hand the mess to an accountant in April and hope. The stakes are concrete: in the Federal Reserve's 2024 Small Business Credit Survey, 51% of firms named uneven cash flow as a top challenge, and you cannot manage cash you cannot see. A real bookkeeping system, one that categorizes every dollar the way the IRS expects and reconciles to your bank each month, turns tax season from a weekend of reconstruction into a five-minute export.

The problem

What you’d build

Chart of accounts and categorized ledger

A standard chart of accounts (assets, liabilities, equity, income, expenses) mapped to the tax lines your Schedule C or business return actually uses, so every transaction you record lands in a category your accountant already understands instead of a free-text memo. Each entry names both a category and the bank or cash account it moved through, so the ledger stays in balance.

Receipt capture and split transactions

Attach a receipt image to each entry as the supporting document the IRS expects behind every deduction, and split a single purchase across categories, the warehouse-store run that is half office supplies and half client meals, so each piece lands on the right tax line instead of being lumped under one guess.

Bank reconciliation and Profit-and-Loss

Match your ledger against each month's bank statement to catch duplicates, missing entries, and bank errors, then generate a Profit-and-Loss and an expense-by-category summary that shows net profit and every deduction in one export you can hand straight to your accountant.

The data model

accounts
id, code, name, type (asset/liability/equity/income/expense), tax_line, parent_account_id, is_active
contacts
id, name, role (customer/vendor/contractor), email, tax_id, is_1099_eligible, address
transactions
id, txn_date, description, contact_id, bank_account_id, total_amount, direction (money_in/money_out/transfer), receipt_url, is_reconciled, status
transaction_splits
id, transaction_id, category_account_id, amount, memo, tax_line
reconciliations
id, bank_account_id, statement_date, statement_ending_balance, cleared_balance, difference, status

A day in the system

  1. You set up your chart of accounts once; ybuild seeds it with standard categories mapped to Schedule C tax lines, or you describe your business and it tailors the list to what you actually spend on.
  2. A payment clears your business checking; you log it as money-out, pick the vendor from contacts, file it under Office supplies, and snap the receipt photo onto the entry.
  3. A warehouse-store run is part supplies and part a client meal, so you split the one transaction across two categories and each amount routes to its own tax line.
  4. A customer pays an invoice; you record money-in against that customer, and it posts to your income account and raises your bank balance in the same entry.
  5. You move 2,000 dollars from checking to savings; you tag it a transfer, so the app moves the balance without counting it as income or an expense.
  6. Month end, your bank statement arrives; you open reconciliation, tick off every cleared transaction, and the app flags the two entries that keep the difference from hitting zero.
  7. One of them is a duplicate from a double-swiped card; you delete it, the difference drops to zero, and the app locks the reconciled period.
  8. At quarter and year end you pull the Profit-and-Loss and the expense-by-tax-category report, plus the list of contractors you paid 600 dollars or more flagged for a 1099, and hand it all to your accountant.

Where AI trips up

✓ Build first
  • A chart of accounts, a categorized income and expense ledger with a funding account required on every entry, and receipt attachment, the core that makes tax time survivable.
  • Split transactions and a single-entity, single-currency setup that reconciles cleanly against one business bank account.
  • A Profit-and-Loss report plus an expense-by-tax-category export, and a flag for contractors paid 600 dollars or more, so year-end is a handoff, not a rebuild.
— Skip for now
  • Multi-entity, multi-currency consolidation and inter-company entries; v1 is one business and one currency.
  • Running payroll and filing sales tax inside the app; track the liabilities you owe, but leave the actual filings to a specialist for now.
  • Live bank-feed auto-import and machine categorization; start with fast manual entry so the ledger is correct first, then add feeds once the loop is trusted.

FAQ

Should the app use cash or accrual accounting?

Cash basis reports income when you receive it and expenses when you pay them; it is simpler, and most small businesses under the IRS gross-receipts threshold in Publication 538 are allowed to use it. Accrual books income when it is earned and expenses when incurred, and if you carry inventory you generally must use accrual. Pick one method and stay consistent, since switching requires Form 3115. You tell ybuild which method your business uses and it sets every report to match, so your P&L is never a mix of the two.

Does this replace my accountant?

No, it produces the clean books your accountant needs. The app keeps a categorized, reconciled ledger with receipts attached and exports a Profit-and-Loss and an expense-by-category summary, so year-end becomes a handoff instead of a reconstruction. Tax strategy, entity decisions, and the actual return still go to a CPA, who now starts from tidy numbers rather than a shoebox.

How long do I have to keep these records?

The IRS generally says keep records at least 3 years, 4 years for employment taxes, 6 years if you under-report income by more than 25%, and indefinitely if you never filed or filed a fraudulent return. Because your ledger and receipt images live in a managed database on ybuild, backed up and served on your own domain, you keep the full multi-year history intact without a filing cabinet, and it is there when an audit or a loan application asks for it.

Can it handle the shoebox-of-receipts problem?

Yes. You attach a receipt image directly to each transaction as the supporting document the IRS expects behind a deduction, and you can split one receipt across several categories. The paper can go in a drawer as backup while the searchable record lives in the app, so at tax time the receipt for any charge is one click from the entry it belongs to.

Why does reconciling to my bank matter?

Monthly reconciliation is how you prove the books match reality. Ticking off cleared transactions against the statement surfaces duplicates from double-swiped cards, payments that bounced, and bank fees you never recorded, before they compound into a year of untrustworthy numbers. The app shows the running difference and locks the month once it hits zero, so a closed period stays closed.

Sources

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