Checks any GSTIN format instantly — decodes state, embedded PAN, entity code, and check digit with Luhn mod-36 verification. Supports bulk file decode (up to 500) with CSV export for accounts teams. Details never leave your device — validation and generation run locally in your browser.
Content reviewed October 2026 · About Toolzum
Verifies PAN card number format and structure locally. Extracts the taxpayer category from the PAN code — Individual, Company, Trust, etc. No data is sent to any server.
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Parses Indian vehicle registration numbers to identify state/UT codes, RTO codes, and series. Decodes the format of license plates from all Indian states and union territories.
Scan hundreds of URLs for status codes, redirect chains, and dead pages with CSV export for audits. SEOs check 500 links before a migration — server-side checks with auto-paced backend (~15/min per address).
Decode QR codes from uploaded images. Scan any QR code image and extract the embedded text or URL. Point it at screenshots, photos, or documents — decoded URLs and text copy out instantly. Runs locally, free, no signup.
15 characters: 2-digit state code + 10-char PAN + entity code + Z + checksum. The tool verifies the check digit with Luhn mod-36 over the first 14 characters (verified vector 27AAPFU0939F1ZV) across 39 state codes — legal name, address, and filing status live only on the GST portal and are never shown.
Format validity instantly; active status needs the GST portal.
Wrong GSTINs invalidate input tax credit claims — verify before paying.
No — lookup runs locally in your browser; unlimited saves on local tools.
GST Invoice Generator
Generates compliant PDF invoices with mandatory Indian GST fields — HSN/SAC codes, GSTIN, place of supply, and tax breakdown. Everything runs locally in your browser.
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Calculates exact profit after marketplace commissions (Meesho, Amazon, Flipkart), GST, shipping costs, returns, and packaging. Compare platform profitability side-by-side for Indian e-commerce sellers.