diff --git a/src/components/send/QuoteCard.test.tsx b/src/components/send/QuoteCard.test.tsx
new file mode 100644
index 0000000..8aa0da8
--- /dev/null
+++ b/src/components/send/QuoteCard.test.tsx
@@ -0,0 +1,57 @@
+import { describe, it, expect, vi } from 'vitest'
+import { render, screen, fireEvent } from '@testing-library/react'
+import React from 'react'
+import { QuoteCard } from './QuoteCard'
+import type { Quote } from '@/types'
+import { NATIVE_XLM } from '@/types'
+
+const mockQuote: Quote = {
+  id: 'quote_123',
+  sourceAsset: NATIVE_XLM,
+  destinationAsset: { ...NATIVE_XLM, code: 'USDC', issuer: 'GBBD47IF6LWK7P7MDEVSCWR7DPUWV3NY3DTQEVFL4NAT4AQH3ZLLFLA5' },
+  sendAmount: '100',
+  receiveAmount: '12.5',
+  exchangeRate: '0.125',
+  networkFee: '0.00001',
+  serviceFee: '0',
+  totalFee: '0.00001',
+  estimatedSeconds: 5,
+  slippageTolerance: '0.5',
+  priceImpact: '0.01',
+  expiresAt: new Date(Date.now() + 60_000).toISOString(),
+  path: [],
+}
+
+describe('QuoteCard', () => {
+  it('renders quote details correctly', () => {
+    render(<QuoteCard quote={mockQuote} />)
+    expect(screen.getByText('Exchange Quote')).toBeInTheDocument()
+    expect(screen.getByText('100.0000')).toBeInTheDocument()
+    expect(screen.getByText('12.5000')).toBeInTheDocument()
+  })
+
+  it('renders Refresh button when onRefresh is provided and calls it when clicked (#39)', () => {
+    const onRefresh = vi.fn()
+    render(<QuoteCard quote={mockQuote} onRefresh={onRefresh} />)
+
+    const refreshButton = screen.getByRole('button', { name: /refresh/i })
+    expect(refreshButton).toBeInTheDocument()
+
+    fireEvent.click(refreshButton)
+    expect(onRefresh).toHaveBeenCalledTimes(1)
+  })
+
+  it('does not render Refresh button when onRefresh is not provided', () => {
+    render(<QuoteCard quote={mockQuote} />)
+    expect(screen.queryByRole('button', { name: /refresh/i })).not.toBeInTheDocument()
+  })
+
+  it('shows expired warning when quote is expired', () => {
+    const expiredQuote = {
+      ...mockQuote,
+      expiresAt: new Date(Date.now() - 10_000).toISOString(),
+    }
+    render(<QuoteCard quote={expiredQuote} />)
+    expect(screen.getByText(/This quote has expired/i)).toBeInTheDocument()
+  })
+})
diff --git a/src/hooks/useSendPayment.ts b/src/hooks/useSendPayment.ts
index 5e954ba..d812dff 100644
--- a/src/hooks/useSendPayment.ts
+++ b/src/hooks/useSendPayment.ts
@@ -159,6 +159,26 @@ export function useSendPayment() {
     [isConnected, publicKey, supportedAssets, quoteMutation],
   )
 
+  const refreshQuote = useCallback(() => {
+    if (!state.quote || !state.formValues) return
+
+    if (state.quote.id) {
+      setState((s) => ({ ...s, step: 'quoting', error: null }))
+      quoteApi
+        .refreshQuote(state.quote.id)
+        .then((newQuote) => {
+          setState((s) => ({ ...s, step: 'review', quote: newQuote, error: null }))
+        })
+        .catch(() => {
+          if (state.formValues) {
+            requestQuote(state.formValues)
+          }
+        })
+    } else if (state.formValues) {
+      requestQuote(state.formValues)
+    }
+  }, [state.quote, state.formValues, requestQuote])
+
   const confirmSend = useCallback(() => {
     sendMutation.mutate()
   }, [sendMutation])
@@ -186,6 +206,7 @@ export function useSendPayment() {
   return {
     state,
     requestQuote,
+    refreshQuote,
     confirmSend,
     reset,
     goBack,
diff --git a/src/pages/PayRequest.tsx b/src/pages/PayRequest.tsx
index 4990e08..07be189 100644
--- a/src/pages/PayRequest.tsx
+++ b/src/pages/PayRequest.tsx
@@ -23,6 +23,7 @@ export default function PayRequest() {
   const {
     state,
     requestQuote,
+    refreshQuote,
     confirmSend,
     reset,
     goBack,
@@ -141,7 +142,14 @@ export default function PayRequest() {
       )}
 
       {state.step === 'review' && state.quote && (
-        <QuoteCard quote={state.quote} isLoading={isQuoting} onBack={goBack} onConfirm={confirmSend} isSending={isSending} />
+        <QuoteCard
+          quote={state.quote}
+          isLoading={isQuoting}
+          onRefresh={refreshQuote}
+          onBack={goBack}
+          onConfirm={confirmSend}
+          isSending={isSending}
+        />
       )}
 
       {state.quote && state.formValues && (
diff --git a/src/pages/Send.tsx b/src/pages/Send.tsx
index 1986652..5656872 100644
--- a/src/pages/Send.tsx
+++ b/src/pages/Send.tsx
@@ -76,6 +76,7 @@ export default function Send() {
   const {
     state,
     requestQuote,
+    refreshQuote,
     confirmSend,
     reset,
     goBack,
@@ -152,6 +153,7 @@ export default function Send() {
               <QuoteCard
                 quote={state.quote}
                 isLoading={isQuoting}
+                onRefresh={refreshQuote}
                 onBack={goBack}
                 onConfirm={confirmSend}
                 isSending={isSending}