A sleek, dark-themed PIN Code Widget with glowing rounded boxes, neon borders, and a minimal numeric keypad. Masked dots animate as you type, delivering a premium glassmorphism vibe and lightning-fast input ⚡. Built for secure 4-6 (up to 8) digit authentication across mobile and web, fully themeable to match your brand.

Functionality ✅

• 🔢 Configurable PIN length (4–8 digits), default 4

• ●●● Masked dots with active/idle/filled states & smooth animations

• ⌨️ Large numeric keypad (0–9) with haptics/tactile tap

• ↩️ Backspace (long-press to clear) + optional Submit/Confirm

• 📥 Paste & OS OTP autofill with validation

• 🚫 Error feedback: shake, color change, cooldown/lockout timer

• ❓ “Forgot PIN?” / help action via callback

• 🫰 Biometric fallback: Face ID / Touch ID (optional)

• 🔒 Secure handling: hashing + device secure storage (no plaintext)

• 🎨 Theming: neon glow, colors, radius, spacing, fonts

• ♿ Accessibility: SR labels, logical focus, big hit targets

• 🌍 Localization-ready text (e.g., “Enter your PIN code”)

• 📊 Analytics hooks: onDigit, onComplete, onError, onLockout

• 📱 Responsive for phones, tablets, and web

Use cases 🎯

• 🔓 App unlock & session re-auth

• 💳 Step-up verification for payments/transfers/exports

• 👛 Wallets, banking & fintech security flows

• 🧩 Protect settings, profiles & private content

• 🧾 POS/delivery/pickup code confirmation

• 🧒 Kiosk/guest/parental control modes

• 🚀 Onboarding: set/change PIN with confirm step

• 🛠️ Internal tools needing lightweight, offline-friendly auth

Keywords

PIN Code Widget, passcode entry widget, numeric keypad FlutterFlow, custom passcode widget, dark glassmorphism PIN screen, 4 digit PIN, 6 digit PIN, masked dots input, auto advance keypad, backspace key, error shake lockout, OTP autofill paste detection, biometric fallback Face ID Touch ID, secure storage hash PIN, responsive authentication UI, Flutter widget, FlutterFlow component, premium passcode UI, neon border PIN, mobile web login widget, session reauth, fintech passcode screen, accessible PIN input, custom theming widget