Frequently Asked Questions

Find answers to common questions about Invoice31

Is Invoice31 really free?

Yes, Invoice31 is completely free to use. No hidden charges, no subscription fees, and no credit card required. You can create unlimited invoices forever.

Do I need to sign up to use Invoice31?

No, you don't need to sign up. Invoice31 works entirely offline and stores all data locally on your device. Your data stays private and secure.

Can I generate GST invoices with Invoice31?

Yes, Invoice31 supports GST invoice generation. You can add your GST number, configure GST percentage, and automatically calculate GST on your invoices.

Can I print invoices from Invoice31?

Yes, you can print invoices in A4 format for standard printing or 80mm format for thermal receipt printers. You can also export as PDF.

Is my data safe with Invoice31?

Absolutely. All your data is stored locally on your device using browser LocalStorage. No data is ever sent to any server, ensuring complete privacy and security.

What businesses can use Invoice31?

Invoice31 is perfect for restaurants, retail stores, freelancers, contractors, small businesses, street vendors, and any business that needs to generate invoices.

Do I need technical knowledge to use Invoice31?

No, Invoice31 is designed to be simple and intuitive. Just launch the app, add your items, and generate invoices. No technical knowledge required.

Can I save products in Invoice31?

Yes, you can save products with name, price, unit (pcs, kg, litre), and tax rate. Then quickly add them to invoices with one click.

Can I export my invoice data?

Yes, you can export your sales history as CSV files for accounting and reporting purposes.

Does Invoice31 work on mobile devices?

Yes, Invoice31 is fully responsive and works perfectly on desktop, tablet, and mobile devices. You can use it anywhere, anytime.

Still Have Questions?

Contact us and we'll help you out.

Contact Us