Free tools
Free business tools, no sign-up needed.
Simple calculators for everyday business admin. Everything runs in your browser, so nothing you type is sent or stored.
Free invoice generator
Enter your business, client, and items, then download the invoice as a PDF. Add your own logo.
Open the tool →VAT & income tax calculator
Work out VAT, income tax withheld by the buyer, and the 0.5% MSME final tax from one transaction or a month's turnover.
Open the tool →Selling price & margin calculator
Set a selling price from a target margin or markup, including marketplace fees. Or check the profit on a current price.
Open the tool →Break-even calculator
How many units you need to sell each month to cover costs, and how many to reach a target profit.
Open the tool →Hourly rate calculator
For freelancers and agencies: your minimum hourly rate from the income you want and the hours you can bill.
Open the tool →Business loan repayment calculator
Monthly payments for flat or effective interest, total interest, and a repayment schedule. For KUR and working-capital loans.
Open the tool →Cash runway calculator
How many months your business cash lasts at the current rate, and how big your reserve should be.
Open the tool →Excel financial report templates
Monthly profit and loss and cash flow templates, ready for Excel or Google Sheets. Free, instant download.
Open the tool →
Why free
For a one-off sum, this is all you need.
No sign-up
Open it, enter your numbers, and the result appears. No account, no email.
Nothing is stored
Everything is calculated in your browser. The numbers you type are never sent to a server.
Copy the result
Copy the result to paste into a chat, an email, or a spreadsheet.
FAQ
Common questions
Are these tools really free?
Yes. No cost, no sign-up, and no usage limit.
Are the numbers I type stored?
No. The calculation runs in your browser and is not sent to Tumra or anyone else. Close the page and the numbers are gone.
Can I use the results for my tax return?
The results are for estimating and checking. For filing, match them against your transaction records and current regulations, or ask your tax consultant.
How does this relate to Tumra?
The tools are made by the Tumra team. If you need to record invoices, tax, and bookkeeping every day, Tumra does it automatically from your transactions.
If it's every day, let Tumra keep the records.
A one-off sum is fine here. For invoices, tax, and bookkeeping every day, try Tumra free for 30 days.