diff --git a/src/api/billingApi.js b/src/api/billingApi.js
index 12eff03..73b619c 100644
--- a/src/api/billingApi.js
+++ b/src/api/billingApi.js
@@ -10,4 +10,16 @@ export const billingApi = {
   verifyGoogle(payload) {
     return http.post('/billing/google/verify', payload)
   },
+  // 현재 구독 현황 (플랜·만료일·다음 결제일·자동갱신)
+  subscription() {
+    return http.get('/billing/subscription')
+  },
+  // 구독 해지 (자동 갱신 중단)
+  cancel() {
+    return http.post('/billing/cancel')
+  },
+  // 구독 재개 (만료 전 자동 갱신 재개)
+  resume() {
+    return http.post('/billing/resume')
+  },
 }
diff --git a/src/views/settings/AccountInfoView.vue b/src/views/settings/AccountInfoView.vue
index c5540b1..41a8b72 100644
--- a/src/views/settings/AccountInfoView.vue
+++ b/src/views/settings/AccountInfoView.vue
@@ -3,6 +3,8 @@ import { computed, onMounted, ref } from 'vue'
 import { RouterLink, useRouter } from 'vue-router'
 import { useAuthStore } from '@/stores/auth'
 import { authApi } from '@/api/authApi'
+import { billingApi } from '@/api/billingApi'
+import { billing } from '@/native/billing'
 import { useDialog } from '@/composables/dialog'
 import { avatarSrc, avatarInitial, fileToAvatarDataUrl } from '@/utils/avatar'
 
@@ -49,11 +51,89 @@ function fmtDateTime(s) {
   return `${d.getFullYear()}.${p(d.getMonth() + 1)}.${p(d.getDate())} ${p(d.getHours())}:${p(d.getMinutes())}`
 }
 
+function fmtDate(s) {
+  if (!s) return ''
+  const d = new Date(s)
+  if (Number.isNaN(d.getTime())) return s
+  const p = (n) => String(n).padStart(2, '0')
+  return `${d.getFullYear()}.${p(d.getMonth() + 1)}.${p(d.getDate())}`
+}
+
 const u = computed(() => auth.user || {})
 const roleLabel = computed(() => (u.value.role === 'ADMIN' ? '관리자' : '일반회원'))
 const isPremium = computed(() => auth.isPremium)
 const planLabel = computed(() => (isPremium.value ? '유료 멤버십' : '무료'))
 
+// ===== 정기결제(구독) 관리 =====
+const isNative = billing.isNative()
+const sub = ref(null) // { premium, planLabel, expiresAt, autoRenew, nextBillingAt }
+const products = ref([])
+const subBusy = ref('')
+const subMsg = ref('')
+const subErr = ref('')
+
+async function loadSubscription() {
+  try {
+    const [s, p] = await Promise.all([billingApi.subscription(), billingApi.products()])
+    sub.value = s
+    products.value = p
+  } catch {
+    sub.value = null
+  }
+}
+
+async function cancelSub() {
+  const ok = await dialog.confirm(
+    '구독을 해지하시겠어요?\n\n· 지금 해지해도 만료일까지는 프리미엄을 그대로 이용할 수 있어요.\n· 만료일 이후 자동으로 무료로 전환됩니다.\n· 만료 전에는 언제든 다시 구독(재개)할 수 있어요.',
+    { title: '구독 해지', danger: true },
+  )
+  if (!ok) return
+  subBusy.value = 'cancel'; subMsg.value = ''; subErr.value = ''
+  try {
+    sub.value = await billingApi.cancel()
+    subMsg.value = '구독이 해지되었습니다. 만료일까지 이용 가능합니다.'
+  } catch (e) {
+    subErr.value = e.response?.data?.message || '해지에 실패했습니다.'
+  } finally {
+    subBusy.value = ''
+  }
+}
+
+async function resumeSub() {
+  subBusy.value = 'resume'; subMsg.value = ''; subErr.value = ''
+  try {
+    sub.value = await billingApi.resume()
+    subMsg.value = '구독이 재개되었습니다.'
+  } catch (e) {
+    subErr.value = e.response?.data?.message || '재개에 실패했습니다.'
+  } finally {
+    subBusy.value = ''
+  }
+}
+
+// 플랜 구독/변경 — Android 만 결제, PC 는 업그레이드(앱 안내) 화면으로
+async function choosePlan(product) {
+  if (!isNative) {
+    router.push('/upgrade')
+    return
+  }
+  if (subBusy.value) return
+  subBusy.value = product.id; subMsg.value = ''; subErr.value = ''
+  try {
+    const receipt = await billing.purchase(product.id)
+    await billingApi.verifyGoogle(receipt)
+    await auth.refreshProfile()
+    await loadSubscription()
+    subMsg.value = `${product.label}(으)로 적용되었습니다.`
+  } catch (e) {
+    subErr.value = e.response?.data?.message || '결제에 실패했습니다.'
+  } finally {
+    subBusy.value = ''
+  }
+}
+
+onMounted(loadSubscription)
+
 // 아바타: 사용자 지정 > 구글 > 이니셜
 const avatar = computed(() => avatarSrc(u.value))
 const initial = computed(() => avatarInitial(u.value))
@@ -164,6 +244,74 @@ function goEdit() {
       </button>
     </section>
 
+    <!-- 정기결제 관리 -->
+    <section class="card sub-card">
+      <h2 class="sub-title">정기결제 관리</h2>
+
+      <template v-if="sub && sub.premium">
+        <div class="row">
+          <span class="k">결제 플랜</span>
+          <span class="v">{{ sub.planLabel || '프리미엄' }}</span>
+        </div>
+        <div class="row">
+          <span class="k">만료일</span>
+          <span class="v">{{ fmtDate(sub.expiresAt) || '-' }}</span>
+        </div>
+        <div class="row">
+          <span class="k">다음 결제일</span>
+          <span class="v">
+            <template v-if="sub.autoRenew">{{ fmtDate(sub.nextBillingAt) || '-' }}</template>
+            <span v-else class="canceled">해지됨 · 만료일까지 이용</span>
+          </span>
+        </div>
+
+        <!-- 해지/재개 -->
+        <div class="sub-actions">
+          <button v-if="sub.autoRenew" type="button" class="sub-btn danger" :disabled="!!subBusy" @click="cancelSub">
+            {{ subBusy === 'cancel' ? '처리 중…' : '구독 해지' }}
+          </button>
+          <template v-else>
+            <p class="sub-note">구독이 해지되어 <b>{{ fmtDate(sub.expiresAt) }}</b>까지 이용 후 무료로 전환됩니다.</p>
+            <button type="button" class="sub-btn" :disabled="!!subBusy" @click="resumeSub">
+              {{ subBusy === 'resume' ? '처리 중…' : '구독 재개' }}
+            </button>
+          </template>
+        </div>
+      </template>
+
+      <template v-else>
+        <p class="sub-free">현재 구독 중이 아닙니다. 프리미엄으로 더 많은 기능을 이용해 보세요.</p>
+      </template>
+
+      <!-- 플랜 선택/변경 -->
+      <div v-if="products.length" class="plan-list">
+        <p class="plan-list-title">{{ sub && sub.premium ? '플랜 변경' : '구독 플랜' }}</p>
+        <button
+          v-for="p in products"
+          :key="p.id"
+          type="button"
+          class="plan-row"
+          :class="{ current: sub && sub.planProduct === p.id }"
+          :disabled="!!subBusy || (sub && sub.planProduct === p.id)"
+          @click="choosePlan(p)"
+        >
+          <span class="plan-name">{{ p.label }}</span>
+          <span class="plan-price">{{ p.priceKrw.toLocaleString('ko-KR') }}원<span class="plan-per"> / {{ p.months }}개월</span></span>
+          <span class="plan-cta">
+            <template v-if="sub && sub.planProduct === p.id">현재 플랜</template>
+            <template v-else-if="subBusy === p.id">처리 중…</template>
+            <template v-else-if="!isNative">앱에서 →</template>
+            <template v-else-if="sub && sub.premium">변경하기</template>
+            <template v-else>구독하기</template>
+          </span>
+        </button>
+        <p v-if="!isNative" class="sub-note">📱 구독 결제·변경은 모바일 앱에서 진행됩니다.</p>
+      </div>
+
+      <p v-if="subMsg" class="sub-ok">{{ subMsg }}</p>
+      <p v-if="subErr" class="sub-errmsg">{{ subErr }}</p>
+    </section>
+
     <!-- 포인트 적립내역 모달 -->
     <Teleport to="body">
       <div v-if="historyOpen" class="ph-backdrop" @click.self="historyOpen = false">
@@ -276,6 +424,125 @@ function goEdit() {
   color: var(--color-text);
   opacity: 0.55;
 }
+/* 정기결제 관리 */
+.sub-card {
+  margin-top: 1rem;
+  padding: 0.5rem 0;
+}
+.sub-title {
+  font-size: 0.92rem;
+  font-weight: 700;
+  padding: 0.6rem 1.1rem 0.3rem;
+  color: var(--color-heading);
+}
+.canceled {
+  color: #c0392b;
+  font-size: 0.88rem;
+}
+.sub-free {
+  padding: 0.9rem 1.1rem;
+  font-size: 0.9rem;
+  opacity: 0.85;
+}
+.sub-actions {
+  padding: 0.75rem 1.1rem;
+  display: flex;
+  flex-direction: column;
+  gap: 0.5rem;
+  border-top: 1px solid var(--color-border);
+}
+.sub-note {
+  font-size: 0.83rem;
+  opacity: 0.75;
+  line-height: 1.5;
+}
+.sub-btn {
+  align-self: flex-start;
+  padding: 0.5rem 1.2rem;
+  border: 1px solid hsla(160, 100%, 37%, 1);
+  border-radius: 8px;
+  background: var(--color-background);
+  color: hsla(160, 100%, 37%, 1);
+  font-weight: 600;
+  cursor: pointer;
+}
+.sub-btn.danger {
+  border-color: #c0392b;
+  color: #c0392b;
+}
+.sub-btn:disabled {
+  opacity: 0.55;
+  cursor: default;
+}
+.plan-list {
+  padding: 0.75rem 1.1rem;
+  border-top: 1px solid var(--color-border);
+}
+.plan-list-title {
+  font-size: 0.85rem;
+  font-weight: 600;
+  opacity: 0.8;
+  margin-bottom: 0.5rem;
+}
+.plan-row {
+  display: flex;
+  align-items: center;
+  gap: 0.6rem;
+  width: 100%;
+  padding: 0.7rem 0.8rem;
+  margin-bottom: 0.5rem;
+  border: 1px solid var(--color-border);
+  border-radius: 8px;
+  background: var(--color-background);
+  color: var(--color-text);
+  cursor: pointer;
+  font-size: 0.9rem;
+}
+.plan-row:last-child {
+  margin-bottom: 0;
+}
+.plan-row.current {
+  border-color: hsla(160, 100%, 37%, 0.7);
+  background: hsla(160, 100%, 37%, 0.06);
+}
+.plan-row:disabled {
+  cursor: default;
+}
+.plan-name {
+  font-weight: 700;
+}
+.plan-price {
+  margin-left: auto;
+  font-weight: 700;
+  color: #b8860b;
+}
+.plan-per {
+  font-weight: 400;
+  font-size: 0.8rem;
+  opacity: 0.7;
+}
+.plan-cta {
+  min-width: 56px;
+  text-align: right;
+  font-size: 0.85rem;
+  font-weight: 600;
+  color: hsla(160, 100%, 37%, 1);
+}
+.plan-row.current .plan-cta {
+  color: var(--color-text);
+  opacity: 0.6;
+}
+.sub-ok {
+  padding: 0 1.1rem 0.6rem;
+  color: hsla(160, 100%, 37%, 1);
+  font-weight: 600;
+  font-size: 0.88rem;
+}
+.sub-errmsg {
+  padding: 0 1.1rem 0.6rem;
+  color: #c0392b;
+  font-size: 0.88rem;
+}
 /* 포인트 내역 모달 */
 .ph-backdrop {
   position: fixed;