diff --git a/cia-unix.cr b/cia-unix.cr
index a1bdab8..caa6c4d 100644
--- a/cia-unix.cr
+++ b/cia-unix.cr
@@ -3,6 +3,16 @@ require "colorize"
 LOG = File.new "cia-unix.log", "w"
 LOG.puts Time.utc.to_s
 
+dir = "."
+
+if ARGV.size > 0
+    if Dir.exists?(ARGV[0])
+        dir = "\"#{File.expand_path(ARGV[0])}\""
+    else
+        print "#{File.expand_path(ARGV[0]).colorize(:yellow)} does not exist.\nDefaulting to #{File.expand_path(dir).colorize(:green)}\n\n"
+    end
+end
+
 # dependencies check
 tools = ["./ctrtool", "./ctrdecrypt", "./makerom", "seeddb.bin"]
 tools.each do |tool|
@@ -26,11 +36,16 @@ def download_dep
     print "Some #{"tools".colorize.mode(:bold)} are missing, do you want to download them? (y/n): "
     if ["y", "Y"].includes? gets.to_s
         system "./dltools.sh"
-    end 
+    else
+        print "No tools were downloaded. Continue? (y/n): "
+        if (gets.to_s.chomp.downcase == "n")
+            exit
+        end
+    end
 end
 
 # roms presence check
-if Dir["*.cia"].size.zero? && Dir["*.3ds"].size.zero?
+if Dir["#{dir}/*.cia"].size.zero? && Dir["#{dir}/*.3ds"].size.zero?
     LOG.delete if File.exists? "cia-unix.log"
     abort "No #{"CIA".colorize.mode(:bold)}/#{"3DS".colorize.mode(:bold)} roms were found."
 end
@@ -63,14 +78,14 @@ def gen_args(name : String, part_count : Int32) : Array(String)
 end
 
 # cache cleanup
-def remove_cache
+def remove_cache(dir : String)
     puts "Removing cache..."
-    Dir["*-decfirst.cia"].each do |fname| File.delete(fname) end
-    Dir["*.ncch"].each do |fname| File.delete(fname) end
+    Dir["#{dir}/*-decfirst.cia"].each do |fname| File.delete(fname) end
+    Dir["#{dir}/*.ncch"].each do |fname| File.delete(fname) end
 end
 
 # 3ds decrypting
-Dir["*.3ds"].each do |ds|
+Dir["#{dir}/*.3ds"].each do |ds|
     next if ds.includes? "decrypted"
 
     i : UInt8 = 0
@@ -104,11 +119,11 @@ Dir["*.3ds"].each do |ds|
     puts "Building decrypted #{dsn} 3DS..."
     run_tool("makerom", args)
     check_decrypt(dsn, "3ds")
-    remove_cache
+    remove_cache(dir)
 end
 
 # cia decrypting
-Dir["*.cia"].each do |cia|
+Dir["#{dir}/*.cia"].each do |cia|
     next if cia.includes? "decrypted"
 
     puts "Decrypting: #{cia.colorize.mode(:bold)}..."
@@ -153,7 +168,7 @@ Dir["*.cia"].each do |cia|
         puts "Unsupported CIA"
     end
 
-    Dir["*-decfirst.cia"].each do |decfirst|
+    Dir["#{dir}/*-decfirst.cia"].each do |decfirst|
         cutn = decfirst.chomp "-decfirst.cia"
     
         puts "Building decrypted #{cutn} CCI..."
@@ -161,7 +176,7 @@ Dir["*.cia"].each do |cia|
         check_decrypt(cutn, "cci")
     end
 
-    remove_cache
+    remove_cache(dir)
 end
 
 LOG.flush
diff --git a/dltools.sh b/dltools.sh
index 27f9e52..10a0c2b 100755
--- a/dltools.sh
+++ b/dltools.sh
@@ -12,30 +12,30 @@ MAKEROM_VER=0.18.4
 if [[ "$OSTYPE" == "darwin"* ]]; then
     # Apple Silicon
     echo " * Downloading ${BOLD}ctrdecrypt${NORMAL}"
-    wget "https://github.com/shijimasoft/ctrdecrypt/releases/download/v${CTRDECRYPT_VER}/ctrdecrypt-macos-universal.zip" -q
+    curl "https://github.com/shijimasoft/ctrdecrypt/releases/download/v${CTRDECRYPT_VER}/ctrdecrypt-macos-universal.zip" -o .
     echo " * Extracting ${BOLD}ctrdecrypt${NORMAL}"
     unzip -qq "ctrdecrypt-macos-universal.zip" -d "ctrdecrypt-macos-universal"
     mv "ctrdecrypt-macos-universal/ctrdecrypt" "${SCRIPT_DIR}/ctrdecrypt"
     if [[ $(uname -m) == 'arm64' ]]; then
         echo " * Downloading ${BOLD}ctrtool${NORMAL}"
-        wget "https://github.com/3DSGuy/Project_CTR/releases/download/ctrtool-v${CTRTOOL_VER}/ctrtool-v${CTRTOOL_VER}-macos_arm64.zip" -q
+        curl "https://github.com/3DSGuy/Project_CTR/releases/download/ctrtool-v${CTRTOOL_VER}/ctrtool-v${CTRTOOL_VER}-macos_arm64.zip" -o .
         echo " * Extracting ${BOLD}ctrtool${NORMAL}"
         unzip -qq "ctrtool-v${CTRTOOL_VER}-macos_arm64.zip" -d "ctrtool-v${CTRTOOL_VER}-macos_arm64"
         mv "ctrtool-v${CTRTOOL_VER}-macos_arm64/ctrtool" "${SCRIPT_DIR}/ctrtool"
         echo " * Downloading ${BOLD}makerom${NORMAL}"
-        wget "https://github.com/3DSGuy/Project_CTR/releases/download/makerom-v${MAKEROM_VER}/makerom-v${MAKEROM_VER}-macos_arm64.zip" -q
+        curl "https://github.com/3DSGuy/Project_CTR/releases/download/makerom-v${MAKEROM_VER}/makerom-v${MAKEROM_VER}-macos_arm64.zip" -o .
         echo " * Extracting ${BOLD}makerom${NORMAL}"
         unzip -qq "makerom-v${MAKEROM_VER}-macos_arm64.zip" -d "makerom-v${MAKEROM_VER}-macos_arm64"
         mv "makerom-v${MAKEROM_VER}-macos_arm64/makerom" "${SCRIPT_DIR}/makerom"
     # x86_64
     else
         echo " * Downloading ${BOLD}ctrtool${NORMAL}"
-        wget "https://github.com/3DSGuy/Project_CTR/releases/download/ctrtool-v${CTRTOOL_VER}/ctrtool-v${CTRTOOL_VER}-macos_x86_64.zip" -q
+        curl "https://github.com/3DSGuy/Project_CTR/releases/download/ctrtool-v${CTRTOOL_VER}/ctrtool-v${CTRTOOL_VER}-macos_x86_64.zip" -o .
         echo " * Extracting ${BOLD}ctrtool${NORMAL}"
         unzip -qq "ctrtool-v${CTRTOOL_VER}-macos_x86_64.zip" -d "ctrtool-v${CTRTOOL_VER}-macos_x86_64"
         mv "ctrtool-v${CTRTOOL_VER}-macos_x86_64/ctrtool" "${SCRIPT_DIR}/ctrtool"
         echo " * Downloading ${BOLD}makerom${NORMAL}"
-        wget "https://github.com/3DSGuy/Project_CTR/releases/download/makerom-v${MAKEROM_VER}/makerom-v${MAKEROM_VER}-macos_x86_64.zip" -q
+        curl "https://github.com/3DSGuy/Project_CTR/releases/download/makerom-v${MAKEROM_VER}/makerom-v${MAKEROM_VER}-macos_x86_64.zip" -o .
         echo " * Extracting ${BOLD}makerom${NORMAL}"
         unzip -qq "makerom-v${MAKEROM_VER}-macos_x86_64.zip" -d "makerom-v${MAKEROM_VER}-macos_x86_64"
         mv "makerom-v${MAKEROM_VER}-macos_x86_64/makerom" "${SCRIPT_DIR}/makerom"