Resources
FAQ
Answers that match what the site actually does. For product-specific detail, open the suite FAQ or tutorials.
- What is Nelstack?
- Nelstack is a free tools platform for India with four product suites: Finance, Bill Generator, Stamp Maker and Online Signature.
- Do I need an account?
- No. The published tools are available without signup. Contact forms may ask for an email so we can reply.
- Are files uploaded to Nelstack servers?
- Stamp Maker, Stamp PDF, Online Signature drawing/typing, and Sign PDF are designed to process files in your browser. The contact form sends your message to our email provider so we can respond. See the Privacy page for details.
- Are calculators financial advice?
- No. Finance tools are educational estimators. They are not a bank, broker, jeweller or tax filing service.
- Are generated stamps or signatures legally official?
- No. Templates and generated images are design tools for personal or business stationery. They are not official commissions, government emblems, or certified seals or signatures.
- Is Nelstack Stamp Maker free?
- Yes. Create and download stamps in PNG, JPG, SVG, and PDF with no watermark and no signup. Everything runs in your browser.
- Does my stamp design leave my device?
- No. The editor, preview, and exports run locally in your browser. We do not upload your stamp or documents to a server.
- Can I create a round company seal with circular text?
- Yes. Use arc text layers on a circle or oval plate, adjust radius and letter spacing, then download a transparent PNG for documents.
- Can I stamp a PDF with my seal?
- Yes. Open /stamp-maker/stamp-pdf, upload a PDF, place your stamp image, and download the stamped file. Your PDF stays on your device.