diff --git a/Caesar_Cipher/Caesar_cipher.py b/Caesar_Cipher/Caesar_cipher.py
new file mode 100644
index 00000000..ac514ef3
--- /dev/null
+++ b/Caesar_Cipher/Caesar_cipher.py
@@ -0,0 +1,45 @@
+class main: 
+    def __init__(self,key:dict) -> None:
+        self.key = key
+
+    def get_input(self) -> None: 
+        while True:
+            blank_string = str(input("Enter string to decrypt: "))
+            if blank_string.isalpha():
+                blank_string = blank_string.lower()
+                self.blank_string = blank_string
+                break
+            else:
+                print("Input is not valid")
+                continue
+
+    def encrypt_string(self) -> str:
+        output = ""
+        for c in self.blank_string:
+            for k,v in self.key.items():
+                if k == c:
+                    output += v
+                else:
+                    continue
+        self.decrypted_string = output
+        return(output)
+
+    def decrypt_string(self, string: str) -> str:
+        output = "" 
+        string = string.lower()
+        string = string.strip()
+        if string == "":
+            return(self.blank_string)
+        else: 
+            for c in string:
+                for k,v in self.key.items():
+                    if v == c:
+                        output += k
+        
+        return(output)
+
+if __name__ == "__main__":
+    key ={"a": "d", "b": "e", "c": "f", "d": "g", "e": "h", "f": "i", "g": "j", "h": "k", "i": "l", "j": "m", "k": "n", "l": "o", "m": "p", "n": "q", "o": "r", "p": "s", "q": "t", "r": "u", "s": "v", "t": "w", "u": "x", "v": "y", "w": "z", "x": "a", "y": "b", "z": "c"}
+    main = main(key=key)
+    main.get_input()
+    print(main.encrypt_string())
diff --git a/Caesar_Cipher/README.md b/Caesar_Cipher/README.md
new file mode 100644
index 00000000..416c17a9
--- /dev/null
+++ b/Caesar_Cipher/README.md
@@ -0,0 +1,39 @@
+<!--Please do not remove this part-->
+![Star Badge](https://img.shields.io/static/v1?label=%F0%9F%8C%9F&message=If%20Useful&style=style=flat&color=BC4E99)
+![Open Source Love](https://badges.frapsoft.com/os/v1/open-source.svg?v=103)
+[![View My Profile](https://img.shields.io/badge/View-My_Profile-green?logo=GitHub)](https://github.com/FH089)
+
+# Caesar Cipher
+
+<p align="center">
+<img src="https://images.unsplash.com/photo-1568132930457-20ac2189f20b?ixlib=rb-1.2.1&ixid=MnwxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8&auto=format&fit=crop&w=1100&q=80" width=50% height=50%>
+
+<!--An image is an illustration for your project, the tip here is using your sense of humour as much as you can :D 
+
+You can copy paste my markdown photo insert as following:
+<p align="center">
+<img src="your-source-is-here" width=40% height=40%>
+-->
+
+## 🛠️ Description
+<!--Remove the below lines and add yours -->
+Simple Caesar Cipher encryptor and decryptor bulit with python
+
+## ⚙️ Languages or Frameworks Used
+<!--Remove the below lines and add yours -->
+The script was created with Python3 and the built-in functions in it
+## 🌟 How to run
+<!--Remove the below lines and add yours -->
+```bash
+python3 caesarcypher.py 
+Enter string to decrypt: hello
+khoor
+```
+## 📺 Demo
+<p align="center">
+<img src="https://github.com/ndleah/python-mini-project/blob/main/IMG/caesar-cipher.png" width=70% height=70%>
+
+## 🤖 Author
+<!--Remove the below lines and add yours -->
+[GitHub](https://github.com/FH089)
+
diff --git a/IMG/caesar-cipher.png b/IMG/caesar-cipher.png
new file mode 100644
index 00000000..4fcb61da
Binary files /dev/null and b/IMG/caesar-cipher.png differ