diff --git a/ios/flutter_libmwc.podspec b/ios/flutter_libmwc.podspec
index 383294b..0bf526f 100644
--- a/ios/flutter_libmwc.podspec
+++ b/ios/flutter_libmwc.podspec
@@ -16,7 +16,10 @@ A new Flutter plugin project.
   s.public_header_files = 'Classes**/*.h'
   s.source_files = 'Classes/**/*'
   s.static_framework = true
-  s.vendored_libraries = "**/*.a"
+  # mwc_wallet.xcframework carries arm64 device and arm64 simulator slices.
+  # Produced by scripts/ios/build_all.sh or download.sh (device slice) plus
+  # scripts/ios/build_sim.sh (simulator slice + XCFramework packaging).
+  s.vendored_frameworks = 'libs/mwc_wallet.xcframework'
   s.dependency 'Flutter'
   s.platform = :ios, '9.0'
 
diff --git a/scripts/ios/build_sim.sh b/scripts/ios/build_sim.sh
new file mode 100755
index 0000000..9e7a2ca
--- /dev/null
+++ b/scripts/ios/build_sim.sh
@@ -0,0 +1,53 @@
+#!/usr/bin/env bash
+# Build the iOS Simulator (arm64) slice of libmwc_wallet and package it
+# together with the existing device slice (ios/libs/libmwc_wallet.a,
+# produced by build_all.sh or download.sh) into an XCFramework.
+set -e
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+PLUGIN_ROOT="$(cd "${SCRIPT_DIR}/../.." && pwd)"
+
+DEVICE_LIB="${PLUGIN_ROOT}/ios/libs/libmwc_wallet.a"
+if [ ! -f "${DEVICE_LIB}" ]; then
+    echo "Error: ${DEVICE_LIB} not found."
+    echo "Run scripts/ios/build_all.sh or scripts/ios/download.sh first to produce the device slice."
+    exit 1
+fi
+
+mkdir -p "${SCRIPT_DIR}/build"
+echo ''$(git log -1 --pretty=format:"%H")' '$(date) >> "${SCRIPT_DIR}/build/git_commit_version.txt"
+
+VERSIONS_FILE="${PLUGIN_ROOT}/lib/git_versions.dart"
+EXAMPLE_VERSIONS_FILE="${PLUGIN_ROOT}/lib/git_versions_example.dart"
+if [ ! -f "$VERSIONS_FILE" ]; then
+    cp "$EXAMPLE_VERSIONS_FILE" "$VERSIONS_FILE"
+fi
+COMMIT=$(git log -1 --pretty=format:"%H")
+OS="IOS"
+sed -i '' '/\/\*${OS}_VERSION/c\'$'\n''/\*${OS}_VERSION\*\/ const ${OS}_VERSION = "'"$COMMIT"'";' "$VERSIONS_FILE"
+
+# Copy the rust sources next to this script the same way build_all.sh does.
+rm -rf "${SCRIPT_DIR}/build/rust"
+cp -r "${PLUGIN_ROOT}/rust" "${SCRIPT_DIR}/build/rust"
+cd "${SCRIPT_DIR}/build/rust"
+
+rustup target add aarch64-apple-ios-sim
+
+# some people need this apparently
+export PROTOC=/opt/homebrew/bin/protoc
+
+export IPHONEOS_DEPLOYMENT_TARGET=15.0
+export CARGO_TARGET_AARCH64_APPLE_IOS_SIM_RUSTFLAGS="-C link-arg=-mios-simulator-version-min=15.0"
+cargo build --release --target aarch64-apple-ios-sim
+
+SIM_LIB="target/aarch64-apple-ios-sim/release/libmwc_wallet.a"
+
+# Package device + simulator slices as an XCFramework (both are arm64, so
+# lipo cannot combine them).
+rm -rf "${PLUGIN_ROOT}/ios/libs/mwc_wallet.xcframework"
+xcodebuild -create-xcframework \
+    -library "${DEVICE_LIB}" -headers "${PLUGIN_ROOT}/ios/include" \
+    -library "${SIM_LIB}" -headers "${PLUGIN_ROOT}/ios/include" \
+    -output "${PLUGIN_ROOT}/ios/libs/mwc_wallet.xcframework"
+
+echo "Done: ${PLUGIN_ROOT}/ios/libs/mwc_wallet.xcframework"
diff --git a/scripts/ios/download.sh b/scripts/ios/download.sh
index 1168046..81c71f4 100755
--- a/scripts/ios/download.sh
+++ b/scripts/ios/download.sh
@@ -30,3 +30,13 @@ cp "$TMPDIR/libmwc_wallet-ios-aarch64.a" "$LIB_ROOT/ios/libs/libmwc_wallet.a"
 download_and_verify "libmwc_wallet.h"
 mkdir -p "$LIB_ROOT/ios/include"
 cp "$TMPDIR/libmwc_wallet.h" "$LIB_ROOT/ios/include/libmwc_wallet.h"
+
+# Release artifacts are device-only; wrap the device slice in an XCFramework
+# so the podspec's vendored_frameworks entry resolves. Simulator consumers
+# must additionally run scripts/ios/build_sim.sh.
+PLUGIN_ROOT="$(cd "$LIB_ROOT" && pwd)"
+rm -rf "$PLUGIN_ROOT/ios/libs/mwc_wallet.xcframework"
+xcodebuild -create-xcframework \
+    -library "$PLUGIN_ROOT/ios/libs/libmwc_wallet.a" \
+    -headers "$PLUGIN_ROOT/ios/include" \
+    -output "$PLUGIN_ROOT/ios/libs/mwc_wallet.xcframework"