diff --git a/.prettierignore b/.prettierignore
new file mode 100644
index 000000000..2c950c2ef
--- /dev/null
+++ b/.prettierignore
@@ -0,0 +1,21 @@
+# Dependencies
+node_modules
+
+# Build outputs
+dist
+.next
+.expo
+build
+*.tsbuildinfo
+
+# Coverage
+coverage
+
+# Lock files
+*.lock
+package-lock.json
+
+# Generated
+android
+ios
+.turbo
diff --git a/.prettierrc b/.prettierrc
new file mode 100644
index 000000000..989e171c0
--- /dev/null
+++ b/.prettierrc
@@ -0,0 +1,7 @@
+{
+  "semi": false,
+  "singleQuote": true,
+  "trailingComma": "es5",
+  "tabWidth": 2,
+  "printWidth": 100
+}
diff --git a/package-lock.json b/package-lock.json
index b878d0b2a..4aae37e90 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -25,6 +25,7 @@
         "get-port-cli": "^3.0.0",
         "knip": "^5.82.1",
         "patch-package": "^8.0.1",
+        "prettier": "^3.5.3",
         "typescript": "^5.9.3"
       }
     },
diff --git a/package.json b/package.json
index 514f77ef7..b31dfad95 100644
--- a/package.json
+++ b/package.json
@@ -18,6 +18,8 @@
     "build": "npm run build --workspaces --if-present",
     "typecheck": "npm run typecheck --workspaces --if-present",
     "test": "npm run test --workspaces --if-present",
+    "format": "prettier --write .",
+    "format:check": "prettier --check .",
     "start": "npm run start --workspace=@paseo/server",
     "android": "npm run android --workspace=@paseo/app",
     "android:release": "ANDROID_VARIANT=productionRelease npm run android --workspace=@paseo/app",
@@ -30,6 +32,7 @@
   },
   "devDependencies": {
     "concurrently": "^9.2.1",
+    "prettier": "^3.5.3",
     "get-port-cli": "^3.0.0",
     "knip": "^5.82.1",
     "patch-package": "^8.0.1",