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GigAI Tools
9 tools

Tools for Business

Invoices, secure documents and QR codes to run operations.

9 tools, hand-picked

Everything this workflow needs, in one place.

Popular

Merge PDF

Combine multiple PDF files into a single document, drag to set the order, then download. Free, fast and entirely in your browser.

PDF Studio
Popular

Compress PDF

Shrink a PDF's file size right in your browser. Pick a compression level, see exactly how much you saved, and download. No uploads, no watermark.

PDF Studio

Protect PDF

Add a password and AES encryption to any PDF so only people with the password can open it. Free, fast and completely in your browser.

PDF Studio

Sign PDF

Sign a PDF online for free. Draw your signature, type your name in a handwritten font, or upload a signature image, then drag it onto the page, resize it and download a signed PDF. 100% in your browser. Nothing is uploaded.

PDF Studio

Excel to PDF

Convert an Excel spreadsheet (.xlsx, .xls, .ods) to a clean, printable PDF in your browser. Pick the sheet, choose portrait or landscape and A4 or Letter, then download a bordered table PDF. Nothing is uploaded.

PDF Studio

CSV to Excel

Convert CSV to a real Excel.xlsx file in your browser. Paste or drop a.csv, preview the parsed grid live, name the sheet, and download a workbook that opens natively in Excel, Google Sheets and LibreOffice. Delimiter is auto-detected. Nothing is uploaded.

Document Studio

vCard QR Code Generator

Turn your name, title, phone, email, website and address into a vCard QR code that saves to a phone's contacts in one scan. Brand it, add a logo, and download print-ready PNG, SVG or PDF. 100% in your browser.

QR Studio

Watermark PDF

Stamp a text or image watermark across every page of a PDF: set the opacity, angle and size, tile it or centre it, and preview the result before you export. 100% in your browser, nothing uploaded.

PDF Studio

QR Code Generator

Design branded, high-resolution QR codes in your browser, custom dot & eye shapes, color gradients, a centre logo and real-time scan checks. Encode URLs, Wi-Fi, vCards, UPI and 24 more, then export PNG, SVG, PDF or EPS. Nothing is uploaded.

QR Studio

Frequently asked questions

Get started with Merge PDF

Free, private and instant: everything runs in your browser.