diff --git a/apps/ios/fastlane/SETUP.md b/apps/ios/fastlane/SETUP.md
index d7ab2bc7a..ef01db1f6 100644
--- a/apps/ios/fastlane/SETUP.md
+++ b/apps/ios/fastlane/SETUP.md
@@ -22,10 +22,11 @@ ASC_KEY_PATH=/absolute/path/to/AuthKey_XXXXXXXXXX.p8
 IOS_DEVELOPMENT_TEAM=YOUR_TEAM_ID
 ```
 
+Tip: run `scripts/ios-team-id.sh` from the repo root to print a Team ID to paste into `.env`.
+
 Run:
 
 ```bash
 cd apps/ios
 fastlane beta
 ```
-
diff --git a/scripts/ios-team-id.sh b/scripts/ios-team-id.sh
new file mode 100755
index 000000000..d7ae4ded4
--- /dev/null
+++ b/scripts/ios-team-id.sh
@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+team_id="$(defaults read com.apple.dt.Xcode IDEProvisioningTeamIdentifiers 2>/dev/null | grep -Eo '[A-Z0-9]{10}' | head -n1 || true)"
+
+if [[ -z "$team_id" ]]; then
+  team_id="$(security find-identity -p codesigning -v 2>/dev/null | grep -Eo '\\([A-Z0-9]{10}\\)' | head -n1 | tr -d '()' || true)"
+fi
+
+if [[ -z "$team_id" ]]; then
+  echo "No Apple Team ID found. Open Xcode or install signing certificates first." >&2
+  exit 1
+fi
+
+echo "$team_id"