diff --git a/app/utils/helpers.js b/app/utils/helpers.js
new file mode 100644
index 0000000..558a088
--- /dev/null
+++ b/app/utils/helpers.js
@@ -0,0 +1,45 @@
+import { WALLET_TYPES } from './constants';
+
+export function formatCurrency(amount, currency) {
+  const symbol = CURRENCY_SYMBOLS[currency];
+  return `${symbol}${amount.toFixed(2)}`;
+}
+
+export function formatDateTime(date, format) {
+  const moment = require('moment');
+  return moment(date).format(format);
+}
+
+export function getWalletTypeLabel(type) {
+  switch (type) {
+    case WALLET_TYPES.BTC:
+      return 'Bitcoin';
+    case WALLET_TYPES.ETH:
+      return 'Ethereum';
+    case WALLET_TYPES.LTC:
+      return 'Litecoin';
+    default:
+      return 'Unknown';
+  }
+}
+
+export function generateRandomId() {
+  return Math.random().toString(36).substr(2, 9);
+}
+
+export function debounce(func, wait) {
+  let timeout;
+  return function(...args) {
+    const context = this;
+    const later = function() {
+      timeout = null;
+      func.apply(context, args);
+    };
+    clearTimeout(timeout);
+    timeout = setTimeout(later, wait);
+  };
+}
+
+export function isMobileDevice() {
+  return /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent);
+}