diff --git a/app/pages/join.vue b/app/pages/join.vue
index cae35fe..8fbcd75 100644
--- a/app/pages/join.vue
+++ b/app/pages/join.vue
@@ -394,12 +394,16 @@ const needsPayment = computed(() => {
   return requiresPayment(form.contributionAmount);
 });
 
-const flowSummary = computed(() => ({
-  name: form.name,
-  email: form.email,
-  circle: form.circle,
-  contribution: formatContributionAmount(form.contributionAmount),
-}));
+const flowSummary = computed(() => {
+  const amount = form.contributionAmount || 0;
+  const suffix = cadence.value === "annual" ? "/yr" : "/mo";
+  return {
+    name: form.name,
+    email: form.email,
+    circle: form.circle,
+    contribution: amount > 0 ? `$${amount}${suffix}` : "$0",
+  };
+});
 
 const handleSubmit = async () => {
   if (isSubmitting.value || !isFormValid.value) return;