diff --git a/README.md b/README.md
index 658c357..cdf0b2a 100644
--- a/README.md
+++ b/README.md
@@ -54,3 +54,13 @@ All option entries can alternatively be specified as command line options. Any o
 The syntax is: `--<option>=<value>`
 
 Example: `./oneshot --gameFolder="oneshot" --vsync=true`
+
+## Troubleshooting (macOS)
+
+### cannot open `~.command` file or `OneShot.app`: unidentified developer
+
+Right-click the file and select 'Open'.
+
+### An error `Unable to open 'Data/xScripts.rxdata'` occurs
+
+Move `_______.app` and `OneShot.app` to somewhere outside the OneShot directory, open and quit them, then move them again to OneShot directory.
diff --git a/install.command b/install.command
new file mode 100644
index 0000000..b1c6263
--- /dev/null
+++ b/install.command
@@ -0,0 +1,39 @@
+#!/bin/sh
+set -e
+
+# Credit to popkirby on GitHub for creating the majority of this file
+
+cd `dirname $0`
+
+# Colors
+white="\033[0;37m"      # White - Regular
+bold="\033[1;37m"       # White - Bold
+cyan="\033[1;36m"       # Cyan - Bold
+green="\033[1;32m"      # Green - Bold
+color_reset="\033[0m"   # Reset Colors
+
+ONESHOT_PATH=$HOME/Library/Application\ Support/Steam/steamapps/common/OneShot
+
+echo "-> ${cyan}Extracting images from EXE...${color_reset}"
+./patches/mac/bin/upx -d -o ./uncompressed.exe "$ONESHOT_PATH/_______.exe"
+./patches/mac/bin/extract-bmp
+
+echo "-> ${cyan}Converting bitmap images to PNG...${color_reset}"
+for bmp in ./images/*.bmp; do
+  ./patches/mac/bin/convert "$bmp" -alpha on -transparent "#00ff00" "./images/$(basename "$bmp" .bmp).png"
+done
+
+echo "-> ${cyan}Copy images to application...${color_reset}"
+cp -rf ./images ./_______.app/Contents/Resources/
+
+echo "-> ${cyan}Install OneShot apps to Steam directory...${color_reset}"
+cp -f "./xScripts.rxdata" "$ONESHOT_PATH/Data"
+cp -rf "./OneShot.app" "$ONESHOT_PATH/OneShot.app"
+cp -rf "./_______.app" "$ONESHOT_PATH/_______.app"
+ln -sfh "$ONESHOT_PATH/OneShot.app" "$HOME/Applications/OneShot.app"
+
+echo "-> ${cyan}Cleaning up...${color_reset}"
+rm ./images/*.bmp
+
+echo "\n${green}Complete!  ${white}Please report any issues to https://github.com/vinyldarkscratch/synglechance/issues${color_reset}"
+open "$ONESHOT_PATH"
\ No newline at end of file
diff --git a/make-oneshot-mac.sh b/make-oneshot-mac.command
similarity index 85%
rename from make-oneshot-mac.sh
rename to make-oneshot-mac.command
index 9292c4e..dfb2591 100755
--- a/make-oneshot-mac.sh
+++ b/make-oneshot-mac.command
@@ -1,9 +1,10 @@
 #!/bin/sh
 set -e
 
+cd `dirname $0`
+
 # User-configurable variables
 mac_version="0.4.1"
-steam_game_dir=~/Library/Application\ Support/Steam/SteamApps/common/OneShot
 make_threads=8
 
 # Colors
@@ -61,14 +62,6 @@ m4 patches/mac/JournalInfo.plist.in -DONESHOTMACVERSION=$mac_version > _______.a
 echo "-> ${cyan}Compile xScripts.rxdata...${color_reset}"
 ruby rpgscript.rb ./scripts "${steam_game_dir}"
 
-# Install to Steam directory
-echo "-> ${cyan}Install to Steam directory...${color_reset}"
-cp "${steam_game_dir}/Data/xScripts.rxdata" .
-rm -rf "${steam_game_dir}/OneShot.app"
-rm -rf "${steam_game_dir}/_______.app"
-cp -r OneShot.app "${steam_game_dir}/OneShot.app"
-cp -r _______.app "${steam_game_dir}/_______.app"
-
 # Cleanup
 echo "-> ${cyan}Cleanup files...${color_reset}"
 # make clean
@@ -76,4 +69,4 @@ rm -rf journal/mac/__pycache__
 rm -rf build
 rm -rf dist
 
-echo "\n${green}Complete!  ${white}Please report any issues to https://github.com/vinyldarkscratch/synglechance/issues${color_reset}"
\ No newline at end of file
+echo "\n${green}Complete!  ${white}Please report any issues to https://github.com/vinyldarkscratch/synglechance/issues${color_reset}"
diff --git a/patches/mac/bin/LICENSE b/patches/mac/bin/LICENSE
new file mode 100644
index 0000000..3dd2ad3
--- /dev/null
+++ b/patches/mac/bin/LICENSE
@@ -0,0 +1,5 @@
+bin/upx: https://github.com/upx/upx
+The Ultimate Packer for eXecutables Copyright (c) 1996-2017 Markus Oberhumer, Laszlo Molnar & John Reiser. Licensed under GPL with exceptions.
+
+bin/convert: https://github.com/ImageMagick/ImageMagick
+ImageMagick, Copyright 1999-2018 ImageMagick Studio LLC, a non-profit organization dedicated to making software imaging solutions freely available.
\ No newline at end of file
diff --git a/patches/mac/bin/convert b/patches/mac/bin/convert
new file mode 100644
index 0000000..2201560
Binary files /dev/null and b/patches/mac/bin/convert differ
diff --git a/patches/mac/bin/extract-bmp b/patches/mac/bin/extract-bmp
new file mode 100644
index 0000000..dd77390
Binary files /dev/null and b/patches/mac/bin/extract-bmp differ
diff --git a/patches/mac/bin/upx b/patches/mac/bin/upx
new file mode 100644
index 0000000..667e425
Binary files /dev/null and b/patches/mac/bin/upx differ