QR Code Generator

Simple, fast and free to create and generate QR code

QR Code Decoder

Upload a QR Code file to convert and restore the QR code content to URL, SMS, text, etc.

Compound Interest Calculator

The website supports the calculation of "single interest" and "compound interest", and provides comparison charts and chart downloads

CAGR Calculator

Only need to fill in the "Initial Investment Input", "Final Maturity Value", and "Length of Time in Years" to calculate CAGR and draw charts and provide downloads