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Invoice and Accounting Guides

Learn how to create simple invoices, understand SST, check cash flow, estimate break-even points, and review beginner-friendly accounting concepts.

Business Documents

What Should an Invoice Include Before You Send It?

Check what to include before sending an invoice.

Malaysia Business Tax

What Is a TIN Number in Malaysia and How Do I Find Mine?

Find your TIN and format it so e-Invoice accepts it.

Malaysia Business Tax

Do I Need to Register for SST in Malaysia?

Check whether your business may need SST registration.

Bookkeeping Checks

Balanced Trial Balance: 5 Errors It Will Not Catch

Learn the five errors a balanced trial balance hides.

Business Planning

Why Is My Business Profitable but I Have No Cash?

Find out where the cash went when profit looks fine.

Business Planning

Which Costs Are Fixed and Which Are Variable?

Sort fixed, variable, and mixed costs the right way.

Bookkeeping Checks

Why Is My Trial Balance Not Balancing?

Use the difference to track down the error fast.

Accounting Basics

Debit or Credit? Why Your Bank Says the Opposite

Learn which side to use and why banks say the opposite.

Financial Analysis

Is My Current Ratio Good? How to Judge Any Ratio

Turn a ratio into something you can actually act on.

Depreciation & Adjustments

Straight-Line Depreciation: The Two Numbers You Guess

Set the two estimates behind every depreciation figure.

Accounting Basics

Journal Entries: How to Know Which Accounts to Use

Turn a sentence into the right two account names.

AccountingToolsLab

AccountingToolsLab

Free accounting tools and guides for small businesses, freelancers, students, and beginners.

Free tools·MYR support·No sign-up needed

Tools

  • Invoice Generator
  • SST Calculator Malaysia
  • Trial Balance Calculator
  • Cash Flow Calculator
  • Bank Reconciliation
  • All Tools

Guides

  • What to Put on an Invoice
  • Do I Need to Register for SST?
  • Debit or Credit?
  • All Guides

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The tools and guides on this site are for general information and everyday record-keeping. They are based on publicly published Malaysian guidance and are not tax, legal, or accounting advice. Confirm anything that affects your filings with the relevant authority or a qualified professional. See our editorial policy.

Copyright 2026 AccountingToolsLab. All rights reserved.

Built for simple invoices, business checks, and accounting learning.