diff --git a/.github/workflows/check.yaml b/.github/workflows/check.yaml
new file mode 100644
index 00000000..28f2b0af
--- /dev/null
+++ b/.github/workflows/check.yaml
@@ -0,0 +1,12 @@
+name: Tests and checks
+
+on: [push, pull_request]
+
+jobs:
+  i18n:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v2
+      - run: python3 i18n.py
diff --git a/Stats/Supporting Files/Info.plist b/Stats/Supporting Files/Info.plist
index 4babe694..8e6ff6a8 100755
--- a/Stats/Supporting Files/Info.plist	
+++ b/Stats/Supporting Files/Info.plist	
@@ -17,7 +17,7 @@
 	<key>CFBundleShortVersionString</key>
 	<string>$(MARKETING_VERSION)</string>
 	<key>CFBundleVersion</key>
-	<string>229</string>
+	<string>230</string>
 	<key>Description</key>
 	<string>Simple macOS system monitor in your menu bar</string>
 	<key>LSApplicationCategoryType</key>
diff --git a/i18n.py b/i18n.py
new file mode 100644
index 00000000..a2c7c0b0
--- /dev/null
+++ b/i18n.py
@@ -0,0 +1,45 @@
+import os
+import sys
+
+PATH = os.getcwd()+"/Stats/Supporting Files/"
+
+def get_keys(list):
+	arr = []
+	for el in list:
+		if el.startswith("//") or len(el) == 0 or el == "\n":
+			continue
+		key = el.replace("\n", "").split(" = ")[0].replace('"', "")
+		arr.append(key)
+
+	return arr
+
+def main():
+	en_file = open(f"{PATH}/en.lproj/Localizable.strings", "r").readlines()
+	if en_file == None:
+		sys.exit("English language not found.")
+	en_count = len(en_file)
+	en_keys = get_keys(en_file)
+	if len(en_keys) == 0:
+		sys.exit("No English keys found.")
+
+	languages = list(filter(lambda x: x.endswith(".lproj"), os.listdir(PATH)))
+	
+	for lang in languages:
+		file = open(f"{PATH}/{lang}/Localizable.strings", "r").readlines()
+		count = len(file)
+		name = lang.replace(".lproj", "")
+		keys = get_keys(file)
+		if len(keys) == 0:
+			sys.exit(f"No {name} keys found.")
+
+		if count != en_count:
+			print(f"`{lang}` has different number of lines ({count}) than English ({en_count})\n")
+
+			for i, el in enumerate(en_keys):
+				if el != keys[i]:
+					sys.exit(f"line {i}: en=`{el}`; {name}=`{keys[i]}`\n")
+
+	print(f"All fine, found {en_count} lines in {len(languages)} languages.")
+
+if __name__ == "__main__":
+    main()