diff --git a/CHANGELOG.md b/CHANGELOG.md
index adf12be..0d2be4d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased]
 ### Added
+- `--silent` argument
 - `clear_screen` function
 ### Changed
 - Restart mode updated
diff --git a/README.md b/README.md
index 14faada..2c5e10d 100644
--- a/README.md
+++ b/README.md
@@ -69,16 +69,37 @@ No need to walk away to take a break, just sit comfortably, run Nafas and let th
 - `pip install nafas==0.7`						
 	
 
-### Exe Version (Only Windows)
+### Exe Version
+
+⚠️ Only Windows
+
 - Download [Exe-Version 0.7](https://github.com/sepandhaghighi/nafas/releases/download/v0.7/NAFAS-0.7.exe)
 - Run `NAFAS-0.7.exe`
 
 
 ## Usage	
 
-- Open `CMD`/`PowerShell` (Windows) or `Terminal` (Linux)
-- Run `nafas` or `python -m nafas` (or run `NAFAS.exe`)
-- Enter data			
+ℹ️ You can use `nafas`, `python -m nafas` or `NAFAS.exe` to run this program
+
+### Version
+
+```console
+nafas --version
+```
+
+### Basic
+
+```console
+nafas
+```
+
+### Silent Mode
+
+ℹ️ This mode will disable the sound playing system
+
+```console
+nafas --silent
+```	
 
 <div align="center">
 
diff --git a/nafas/__main__.py b/nafas/__main__.py
index bd9d91c..86843bc 100644
--- a/nafas/__main__.py
+++ b/nafas/__main__.py
@@ -16,12 +16,16 @@ def main():
     """
     parser = argparse.ArgumentParser()
     parser.add_argument('--version', help='version', nargs="?", const=1)
+    parser.add_argument('--silent', help='silent mode', nargs="?", const=1)
     args = parser.parse_args()
+    silent_flag = args.silent
     if args.version:
         print(NAFAS_VERSION)
     else:
         tprint("Nafas")
         tprint("v" + str(NAFAS_VERSION))
+        if silent_flag:
+            tprint("Silent Mode")
         description_print()
         EXIT_FLAG = False
         while not EXIT_FLAG:
@@ -29,7 +33,7 @@ def main():
             filtered_data = input_filter(input_data)
             program_name, level, program_data = get_program_data(filtered_data)
             program_description_print(program_name, level, program_data)
-            run(program_data)
+            run(program_data, silent=silent_flag)
             INPUTINDEX = str(
                 input("Press [R] to restart or any other key to exit."))
             if INPUTINDEX.upper() != "R":
diff --git a/nafas/functions.py b/nafas/functions.py
index 0842470..18fb22e 100644
--- a/nafas/functions.py
+++ b/nafas/functions.py
@@ -283,15 +283,19 @@ def play_sound(sound_path, enable=True):
         _ = nava.play(sound_path, async_mode=True)
 
 
-def run(program_data):
+def run(program_data, silent=False):
     """
     Run program.
 
     :param program_data: program data
     :type program_data: dict
+    :param silent: silent mode flag
+    :type silent: bool
     :return: None
     """
-    sound_check_flag = sound_check()
+    sound_check_flag = False
+    if not silent:
+        sound_check_flag = sound_check()
     cycle = program_data["cycle"]
     ratio = program_data["ratio"]
     unit = program_data["unit"]
diff --git a/test/test.py b/test/test.py
index a6f4fe9..c6cae68 100644
--- a/test/test.py
+++ b/test/test.py
@@ -112,6 +112,24 @@
 . . .
 ######################################################################
 Well done!
+>>> run({'cycle': 2, 'pre': 3, 'unit': 1, 'ratio': [1, 0, 3, 0]}, silent=True)
+Preparing . . .
+######################################################################
+Start
+######################################################################
+Cycle : 1 (Remaining : 1)
+- Inhale for 1 sec
+.
+- Exhale for 3 sec
+. . .
+######################################################################
+Cycle : 2 (Remaining : 0)
+- Inhale for 1 sec
+.
+- Exhale for 3 sec
+. . .
+######################################################################
+Well done!
 >>> run({'cycle': 2, 'pre': 3, 'unit': 1, 'ratio': [1, 0, 3.3, 0]})
 Preparing . . . 
 ######################################################################