Free tools
Calculators and checkers for service exporters
No sign-up. Everything runs in your browser, and each tool explains the rule and assumptions behind its result.
Is my service an export?
Test your contract against the five conditions in the IGST Act.
Open toolPurpose code finder
Find the RBI code your bank or platform will ask for.
Open toolExport invoice generator
A GST-compliant invoice with the LUT declaration built in. Print or save as PDF.
Open toolPresumptive tax calculator
Estimate income tax under the presumptive scheme for professionals (old section 44ADA).
Open toolPayment fee calculator
See how much INR reaches you after fees and FX markup.
Open toolPayment platform cost comparison
Enter an invoice amount to see which providers leave you the most rupees, on their published fees.
Open toolEDF generator
Fill the Export Declaration Form for a month's service invoices, then print or save as PDF.
Open toolExport deadline calculator
EDF, realisation and LUT dates for any export invoice, under the October 2026 rules.
Open toolFX markup calculator
See what a foreign payment really cost you, against the reference rate.
Open toolTreaty withholding finder
India's tax treaty and withholding position for clients in 43 countries.
Open toolExport readiness checklist
The essentials to have in place before your first foreign invoice.
Open toolWhich tool should you use?
Use the tool that matches the question you have. Every tool is free, needs no sign-up and explains the rule behind its result.
| Tool | What it calculates | Best for |
|---|---|---|
| Is my service an export? | Test your contract against the five conditions in the IGST Act. | Anyone unsure whether a foreign client's work is a zero-rated export |
| Purpose code finder | Find the RBI code your bank or platform will ask for. | Exporters asked by a bank or platform for an RBI purpose code |
| Export invoice generator | A GST-compliant invoice with the LUT declaration built in. Print or save as PDF. | GST-registered exporters invoicing under an LUT, and unregistered freelancers |
| Presumptive tax calculator | Estimate income tax under the presumptive scheme for professionals (old section 44ADA). | Freelance professionals weighing presumptive tax |
| Payment fee calculator | See how much INR reaches you after fees and FX markup. | Exporters checking what each provider leaves them, with their own numbers |
| Payment platform cost comparison | Enter an invoice amount to see which providers leave you the most rupees, on their published fees. | Exporters choosing a provider for a given invoice amount and currency |
| EDF generator | Fill the Export Declaration Form for a month's service invoices, then print or save as PDF. | Service exporters filing the Export Declaration Form with their bank |
| Export deadline calculator | EDF, realisation and LUT dates for any export invoice, under the October 2026 rules. | Exporters tracking EDF, realisation and LUT dates |
| FX markup calculator | See what a foreign payment really cost you, against the reference rate. | Anyone checking the conversion markup on a FIRA or bank advice |
| Treaty withholding finder | India's tax treaty and withholding position for clients in 43 countries. | Exporters whose foreign client may deduct tax |
| Export readiness checklist | The essentials to have in place before your first foreign invoice. | First-time exporters setting up GST, LUT and banking |