e vs Wrist Codes

e-chain helps you design and write artwork to supported NFC-powered e-paper keychain displays. Choose your Waveshare 1.54-inch panel, add a photo or text, tune brightness, contrast, saturation, exposure, sharpness, dithering, and panel colors, then send the finished image by holding your iPhone near the NFC tag. Features: - Supports Waveshare 1.54-inch NFC-powered e-paper B and G panels - Photo import with live e-paper preview - Text overlays with repeat and spacing controls - Three-color and four-color panel palettes - Dithering and direct color modes - Local saved drafts and recent images - NFC write progress with clear status updates

Wrist Codes keeps your everyday barcodes close at hand on your iPhone and Apple Watch. Add loyalty cards, membership cards, passes, QR codes, and other scan codes, then open them quickly from the app, an iPhone widget, an Apple Watch widget, or a watch face complication. Features: • Store frequently used barcodes on your iPhone • Scan a barcode with the camera or enter it manually • Sync saved barcodes to Apple Watch • Display barcodes directly on Apple Watch through widgets, complications, or the app • Display barcodes on your iPhone through widgets or the app • Customize watch complication letters and card colors • View barcodes full screen for easier scanning Wrist Codes is designed for the codes you need often, without digging through apps or your wallet.