diff --git a/app/src/data/apps/apps.json b/app/src/data/apps/apps.json
index 228dbdfc..99626bbf 100644
--- a/app/src/data/apps/apps.json
+++ b/app/src/data/apps/apps.json
@@ -1,4 +1,13 @@
 [
+  {
+    "type": "iframe",
+    "slug": "spm-calculator",
+    "title": "SPM Threshold Calculator",
+    "description": "Calculate Supplemental Poverty Measure thresholds for any US geography, family composition, and year",
+    "source": "https://policyengine.github.io/spm-calculator/",
+    "tags": ["us", "featured", "policy", "poverty"],
+    "countryId": "us"
+  },
   {
     "type": "iframe",
     "slug": "uk-autumn-budget-2025",
diff --git a/changelog_entry.yaml b/changelog_entry.yaml
index 76a17e1f..af80a2e5 100644
--- a/changelog_entry.yaml
+++ b/changelog_entry.yaml
@@ -1,4 +1,4 @@
-- bump: minor
+- bump: patch
   changes:
     added:
-      - Blog post comparing OBR March 2025 and November 2025 economic projections with interactive chart
+      - SPM Threshold Calculator app embedding for US country pages