diff --git a/.ci/rebuild_updated_recipes.py b/.ci/rebuild_updated_recipes.py
new file mode 100644
index 0000000..82a30a0
--- /dev/null
+++ b/.ci/rebuild_updated_recipes.py
@@ -0,0 +1,27 @@
+import sh
+import shutil
+import subprocess
+
+def modified_recipes(branch='origin/master'):
+    """
+    Returns a set of modified recipes between the current branch and the one
+    in param.
+    """
+    # using the contrib version on purpose rather than sh.git, since it comes
+    # with a bunch of fixes, e.g. disabled TTY, see:
+    # https://stackoverflow.com/a/20128598/185510
+    sh.contrib.git.fetch("origin", "master")
+    git_diff = sh.contrib.git.diff('--name-only', branch)
+    recipes = set()
+    for file_path in git_diff:
+        if 'recipes/' in file_path:
+            recipe = file_path.split('/')[1]
+            recipes.add(recipe)
+    return recipes
+
+if __name__ == "__main__":
+    updated_recipes = " ".join(modified_recipes())
+    if updated_recipes != '':
+        subprocess.run(f"python3 toolchain.py build {updated_recipes}", shell=True, check=True)
+    else:
+        print("Nothing to do. No updated recipes.")
\ No newline at end of file
diff --git a/.github/workflows/kivy_ios.yml b/.github/workflows/kivy_ios.yml
new file mode 100644
index 0000000..b1deb1b
--- /dev/null
+++ b/.github/workflows/kivy_ios.yml
@@ -0,0 +1,24 @@
+name: kivy-ios
+
+on: [push, pull_request]
+
+jobs:
+  build_updated_recipes:
+    runs-on: macos-latest
+    steps:
+    - name: Checkout kivy-ios
+      uses: actions/checkout@v2
+    - name: Set up Python 3.7.x
+      uses: actions/setup-python@v1
+      with:
+        python-version: 3.7.x
+    - name: Install requirements
+      run: |
+        pip3 install -r requirements.txt
+        pip3 install sh
+        brew install autoconf automake libtool pkg-config
+        brew link libtool
+        pip3 install Cython==0.29.10
+    - name: Build updated recipes
+      run: |
+        python3 .ci/rebuild_updated_recipes.py