diff --git a/arguments.md b/arguments.md
index 819d4a1..5fb807c 100644
--- a/arguments.md
+++ b/arguments.md
@@ -169,3 +169,13 @@ Show the score on triumph or hits instead of the total of each
 Default: False
 
 Action: store_true
+
+---
+
+### mono
+
+Use a monospace font
+
+Default: False
+
+Action: store_true
diff --git a/cromulant/args.py b/cromulant/args.py
index 25255c2..da5cc77 100644
--- a/cromulant/args.py
+++ b/cromulant/args.py
@@ -27,6 +27,7 @@ class Args:
     slow_minutes: float = 0.0
     argdoc: bool = False
     score: bool = False
+    mono: bool = False
 
     @staticmethod
     def prepare() -> None:
@@ -58,6 +59,7 @@ class Args:
             "slow_minutes",
             "argdoc",
             "score",
+            "mono",
         ]
 
         for n_item in normals:
diff --git a/cromulant/argspec.py b/cromulant/argspec.py
index 466ea50..07e1015 100644
--- a/cromulant/argspec.py
+++ b/cromulant/argspec.py
@@ -172,3 +172,9 @@ class ArgSpec:
             action="store_true",
             info="Show the score on triumph or hits instead of the total of each",
         )
+
+        ArgSpec.add_argument(
+            "mono",
+            action="store_true",
+            info="Use a monospace font",
+        )
diff --git a/cromulant/config.py b/cromulant/config.py
index ce3fa21..5b16cee 100644
--- a/cromulant/config.py
+++ b/cromulant/config.py
@@ -31,6 +31,7 @@ class Config:
     info_separator: str = "  -  "
     font_path: Path
     emoji_font_path: Path
+    mono_font_path: Path
     triumph_color: tuple[int, int, int] = (255, 255, 0)
     hit_color: tuple[int, int, int] = (255, 0, 77)
     triumph_icon: str = "😀"
@@ -97,6 +98,7 @@ class Config:
         Config.terminated_image_path = Config.here / "img" / "terminated.jpg"
         Config.font_path = Config.here / "fonts" / "NotoSans-Regular.ttf"
         Config.emoji_font_path = Config.here / "fonts" / "NotoEmoji-Regular.ttf"
+        Config.mono_font_path = Config.here / "fonts" / "NotoSansMono-Regular.ttf"
         Config.song_path = Config.here / "audio" / "March of the Cyber Ants.mp3"
         Config.logo_path = Config.here / "img" / "logo_3.jpg"
         Config.arguments_path = Config.here / ".." / "arguments.md"
diff --git a/cromulant/fonts/NotoSansMono-Regular.ttf b/cromulant/fonts/NotoSansMono-Regular.ttf
new file mode 100644
index 0000000..c2bbb5a
Binary files /dev/null and b/cromulant/fonts/NotoSansMono-Regular.ttf differ
diff --git a/cromulant/window.py b/cromulant/window.py
index 7d25525..f0d662a 100644
--- a/cromulant/window.py
+++ b/cromulant/window.py
@@ -118,6 +118,7 @@ class Window:
     info: QPushButton
     font: str
     emoji_font: str
+    mono_font: str
     player: QMediaPlayer
     audio: QAudioOutput
     filter: QLineEdit
@@ -156,6 +157,7 @@ class Window:
     def set_style() -> None:
         font_id = QFontDatabase.addApplicationFont(str(Config.font_path))
         emoji_font_id = QFontDatabase.addApplicationFont(str(Config.emoji_font_path))
+        mono_font_id = QFontDatabase.addApplicationFont(str(Config.mono_font_path))
 
         if font_id != -1:
             Window.font = QFontDatabase.applicationFontFamilies(font_id)[0]
@@ -163,6 +165,9 @@ class Window:
         if emoji_font_id != -1:
             Window.emoji_font = QFontDatabase.applicationFontFamilies(emoji_font_id)[0]
 
+        if mono_font_id != -1:
+            Window.mono_font = QFontDatabase.applicationFontFamilies(mono_font_id)[0]
+
         style = f"""
 
         QWidget {{
@@ -255,7 +260,11 @@ class Window:
         """.strip()
 
         Window.app.setStyleSheet(style)
-        Window.app.setFont(Window.font)
+
+        if Args.mono:
+            Window.app.setFont(Window.mono_font)
+        else:
+            Window.app.setFont(Window.font)
 
     @staticmethod
     def add_buttons() -> None: