Spotlight Utility
Print-Ready Specs
Launch Calculator
Input your page count, paper type, and trim size to instantly generate precise cover and spine dimensions for your KDP paperback or hardcover. Field-tested for accuracy.
Get your exact spine width and cover layout without spreadsheets or complex formulas. One-click utility for indie authors.
More Instant Utilities
Essential Browser Tools
PDF Converter
QR Code Generator
Barcode Reader
Convert documents to and from PDF format directly in your browser. Supports multiple file types for instant conversion.
Create custom QR codes for URLs, text, or contact info. Generate high-resolution images for print or digital use.
Scan and decode barcodes from images or your webcam. Extract product information or track inventory with ease.