diff --git a/Cargo.lock b/Cargo.lock
index 61ae8af..f476aab 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -11,6 +11,56 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "anstream"
+version = "0.6.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "43d5b281e737544384e969a5ccad3f1cdd24b48086a0fc1b2a5262a26b8f4f4a"
+dependencies = [
+ "anstyle",
+ "anstyle-parse",
+ "anstyle-query",
+ "anstyle-wincon",
+ "colorchoice",
+ "is_terminal_polyfill",
+ "utf8parse",
+]
+
+[[package]]
+name = "anstyle"
+version = "1.0.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5192cca8006f1fd4f7237516f40fa183bb07f8fbdfedaa0036de5ea9b0b45e78"
+
+[[package]]
+name = "anstyle-parse"
+version = "0.2.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4e7644824f0aa2c7b9384579234ef10eb7efb6a0deb83f9630a49594dd9c15c2"
+dependencies = [
+ "utf8parse",
+]
+
+[[package]]
+name = "anstyle-query"
+version = "1.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "40c48f72fd53cd289104fc64099abca73db4166ad86ea0b4341abe65af83dadc"
+dependencies = [
+ "windows-sys",
+]
+
+[[package]]
+name = "anstyle-wincon"
+version = "3.0.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "291e6a250ff86cd4a820112fb8898808a366d8f9f58ce16d1f538353ad55747d"
+dependencies = [
+ "anstyle",
+ "once_cell_polyfill",
+ "windows-sys",
+]
+
 [[package]]
 name = "autocfg"
 version = "1.5.0"
@@ -62,6 +112,52 @@ dependencies = [
  "phf",
 ]
 
+[[package]]
+name = "clap"
+version = "4.5.57"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6899ea499e3fb9305a65d5ebf6e3d2248c5fab291f300ad0a704fbe142eae31a"
+dependencies = [
+ "clap_builder",
+ "clap_derive",
+]
+
+[[package]]
+name = "clap_builder"
+version = "4.5.57"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7b12c8b680195a62a8364d16b8447b01b6c2c8f9aaf68bee653be34d4245e238"
+dependencies = [
+ "anstream",
+ "anstyle",
+ "clap_lex",
+ "strsim",
+]
+
+[[package]]
+name = "clap_derive"
+version = "4.5.55"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a92793da1a46a5f2a02a6f4c46c6496b28c43638adea8306fcb0caa1634f24e5"
+dependencies = [
+ "heck",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "clap_lex"
+version = "0.7.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c3e64b0cc0439b12df2fa678eae89a1c56a529fd067a9115f7827f1fffd22b32"
+
+[[package]]
+name = "colorchoice"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b05b61dc5112cbb17e4b6cd61790d9845d13888356391624cbe7e41efeac1e75"
+
 [[package]]
 name = "core-foundation-sys"
 version = "0.8.7"
@@ -74,6 +170,12 @@ version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5baebc0774151f905a1a2cc41989300b1e6fbb29aff0ceffa1064fdd3088d582"
 
+[[package]]
+name = "heck"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
+
 [[package]]
 name = "iana-time-zone"
 version = "0.1.65"
@@ -98,6 +200,12 @@ dependencies = [
  "cc",
 ]
 
+[[package]]
+name = "is_terminal_polyfill"
+version = "1.70.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a6cb138bb79a146c1bd460005623e142ef0181e3d0219cb493e02f7d08a35695"
+
 [[package]]
 name = "js-sys"
 version = "0.3.85"
@@ -110,9 +218,9 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.180"
+version = "0.2.181"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bcc35a38544a891a5f7c865aca548a982ccb3b8650a5b06d0fd33a10283c56fc"
+checksum = "459427e2af2b9c839b132acb702a1c654d95e10f8c326bfc2ad11310e458b1c5"
 
 [[package]]
 name = "log"
@@ -135,6 +243,12 @@ version = "1.21.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d"
 
+[[package]]
+name = "once_cell_polyfill"
+version = "1.70.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "384b8ab6d37215f3c5301a95a4accb5d64aa607f1fcb26a11b5303878451b4fe"
+
 [[package]]
 name = "phf"
 version = "0.12.1"
@@ -189,6 +303,12 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b2aa850e253778c88a04c3d7323b043aeda9d3e30d5971937c1855769763678e"
 
+[[package]]
+name = "strsim"
+version = "0.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
+
 [[package]]
 name = "syn"
 version = "2.0.114"
@@ -206,13 +326,20 @@ version = "0.1.0"
 dependencies = [
  "chrono",
  "chrono-tz",
+ "clap",
 ]
 
 [[package]]
 name = "unicode-ident"
-version = "1.0.22"
+version = "1.0.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9312f7c4f6ff9069b165498234ce8be658059c6728633667c526e27dc2cf1df5"
+checksum = "537dd038a89878be9b64dd4bd1b260315c1bb94f4d784956b81e27a088d9a09e"
+
+[[package]]
+name = "utf8parse"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
 
 [[package]]
 name = "wasm-bindgen"
@@ -317,3 +444,12 @@ checksum = "7837d08f69c77cf6b07689544538e017c1bfcf57e34b4c0ff58e6c2cd3b37091"
 dependencies = [
  "windows-link",
 ]
+
+[[package]]
+name = "windows-sys"
+version = "0.61.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ae137229bcbd6cdf0f7b80a31df61766145077ddf49416a728b02cb3921ff3fc"
+dependencies = [
+ "windows-link",
+]
diff --git a/Cargo.toml b/Cargo.toml
index 281ee65..3484cfa 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,3 +6,4 @@ edition = "2024"
 [dependencies]
 chrono = "0.4.43"
 chrono-tz = "0.10.4"
+clap = { version = "4.5.57", features = ["derive"] }
diff --git a/src/calendar.rs b/src/calendar.rs
index 9c08fad..b858092 100644
--- a/src/calendar.rs
+++ b/src/calendar.rs
@@ -4,7 +4,7 @@ use std::error::Error;
 use std::fmt;
 
 #[derive(PartialEq, Debug)]
-enum CalendarError {
+pub enum CalendarError {
     UnknownTimezone(String),
     WrongTimeFormat,
     WrongDateFormat,
@@ -58,11 +58,11 @@ pub fn create_timetable(
         .or_else(|_| NaiveDate::parse_from_str(target_date, "%d-%m"))
         .map_err(|_| CalendarError::WrongDateFormat)?;
 
-    let datetime = NaiveDateTime::new(parsed_date, parsed_time);
-    let time_in_timezone = parsed_timezone
-        .from_local_datetime(&datetime)
+    let datetime = Local.from_local_datetime(&NaiveDateTime::new(parsed_date, parsed_time));
+    let time_in_timezone = datetime
         .single()
-        .ok_or(CalendarError::TimezoneConversionFailed(in_timezone.clone()))?;
+        .ok_or(CalendarError::TimezoneConversionFailed(in_timezone.clone()))?
+        .with_timezone(&parsed_timezone);
 
     Ok(create_calendar_strings(
         &time_in_timezone.time(),
@@ -70,6 +70,10 @@ pub fn create_timetable(
     ))
 }
 
+pub fn get_todays_date() -> String {
+    Local::now().format("%d-%m-%Y").to_string()
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;
diff --git a/src/cli.rs b/src/cli.rs
new file mode 100644
index 0000000..000a929
--- /dev/null
+++ b/src/cli.rs
@@ -0,0 +1,28 @@
+use super::calendar::create_timetable;
+use clap::Parser;
+
+#[derive(Parser, Debug)]
+#[command(version, about, long_about = None)]
+pub struct Args {
+    #[arg(short, long)]
+    pub timezone: Vec<String>,
+
+    #[arg(short, long)]
+    pub date: Option<String>,
+
+    pub time: String,
+}
+
+pub fn print_timezones(timezones: &Vec<String>, time: &String, date: &String) {
+    let max_len = timezones.iter().map(|t| t.len()).max().unwrap_or(0) as u32;
+    for timezone in timezones {
+        let name_padding = (0..(max_len - timezone.len() as u32))
+            .map(|_| " ".to_string())
+            .collect::<Vec<String>>()
+            .join("");
+        match create_timetable(time, date, timezone, 5) {
+            Ok(timetable) => println!("{}:{}\t{}", timezone, name_padding, timetable.join("\t")),
+            Err(error) => panic!("Failed: {}", error),
+        }
+    }
+}
diff --git a/src/main.rs b/src/main.rs
index 1f504fd..6cf19b7 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,3 +1,15 @@
 mod calendar;
+mod cli;
 
-fn main() {}
+use calendar::get_todays_date;
+use clap::Parser;
+use cli::{Args, print_timezones};
+
+fn main() {
+    let args = Args::parse();
+
+    if args.timezone.len() > 0 {
+        let date = args.date.unwrap_or(get_todays_date());
+        print_timezones(&args.timezone, &args.time, &date);
+    }
+}