统计学小工具 vs QRIFY

Statistics is a simple tool to calculate some variable like MD,SD,Variance etc with the number list with you input.

QRIFY lets you create QR codes for links and Wi-Fi networks quickly and easily, even without an internet connection. Paste a website link or enter your Wi-Fi details and get a QR code instantly. The preview updates in real time, so you can see the result immediately and share it without any extra steps. Use QRIFY to share a URL, give guests access to your Wi-Fi, or create a clean QR code for print or screen use. Everything happens directly on your device. - QR codes for links and plain text - Wi-Fi QR codes with network name, password, and security type - Instant generation with live preview - Customize QR color, background color, and size - Save QR codes to Photos - Share QR codes using the iOS share sheet - Works completely offline - Universal app for iPhone and iPad QRIFY works fully offline. No accounts, no tracking, and no data collection. Your information never leaves your device. QRIFY is built for people who just need to generate QR codes for links or Wi-Fi, without ads, distractions, or unnecessary features.