diff --git a/Include/Fledasty/Strings/UTF8String.h b/Include/Fledasty/Strings/UTF8String.h
index a7fb399..b25f8dd 100644
--- a/Include/Fledasty/Strings/UTF8String.h
+++ b/Include/Fledasty/Strings/UTF8String.h
@@ -38,9 +38,11 @@ FledastyError fledasty_utf8_string_initialize(FledastyUtf8String *new_string, un
 FledastyError fledasty_utf8_string_destroy(FledastyUtf8String *current_string);
 
 FledastyError fledasty_utf8_string_append(FledastyUtf8String *current_string, unsigned char *character_string, size_t character_string_size);
+FledastyError fledasty_utf8_string_insert_at_index(FledastyUtf8String *current_string, size_t index, unsigned char *character_string, size_t character_string_size);
 FledastyError fledasty_utf8_string_insert_before_string(FledastyUtf8String *current_string, unsigned char *before_character_string, size_t before_character_string_size, unsigned char *character_string, size_t character_string_size);
 FledastyError fledasty_utf8_string_insert_after_string(FledastyUtf8String *current_string, unsigned char *after_character_string, size_t after_character_string_size, unsigned char *character_string, size_t character_string_size);
-FledastyError fledasty_utf8_string_insert_at_index(FledastyUtf8String *current_string, size_t index, unsigned char *character_string, size_t character_string_size);
+
+FledastyError fledasty_utf8_string_pop(FledastyUtf8String *current_string);
 
 FledastyError fledasty_utf8_string_replace_string(FledastyUtf8String *current_string, unsigned char *replace_character_string, size_t replace_character_string_size, unsigned char *character_string, size_t character_string_size);
 
@@ -50,4 +52,4 @@ static inline bool fledasty_utf8_string_is_empty(const FledastyUtf8String *curre
 FledastyUtf8String fledasty_utf8_string_encode(const uint32_t *unicode, const size_t size);
 uint32_t *fledasty_utf8_string_decode(const FledastyUtf8String *current_string, size_t *unicode_string_size);
 
-bool fledasty_utf8_string_validate(unsigned char *character_string, const size_t character_string_size);
\ No newline at end of file
+bool fledasty_utf8_string_validate(unsigned char *character_string, const size_t character_string_size);
diff --git a/Src/Strings/UTF8String.c b/Src/Strings/UTF8String.c
index 72c30fe..e50786f 100644
--- a/Src/Strings/UTF8String.c
+++ b/Src/Strings/UTF8String.c
@@ -49,9 +49,7 @@ FledastyError fledasty_utf8_string_initialize(FledastyUtf8String *new_string, un
         new_string->capacity = new_string->size + new_string->size;
 
         new_string->character_string = (unsigned char*)hallocy_malloc(new_string->capacity);
-        for (size_t index = 0; index < new_string->size; index += 1) {
-            new_string->character_string[index] = character_string[index];
-        }
+        hallocy_copy_memory(new_string->character_string, character_string, character_string_size);
     }
 
     new_string->character_string[new_string->size] = '\0';
@@ -94,6 +92,31 @@ FledastyError fledasty_utf8_string_append(FledastyUtf8String *current_string, un
     return FLEDASTY_ERROR_NONE;
 }
 
+FledastyError fledasty_utf8_string_insert_at_index(FledastyUtf8String *current_string, size_t index, unsigned char *character_string, size_t character_string_size) {
+    if (current_string == NULL || character_string == NULL || character_string_size == 0) {
+        return FLEDASTY_ERROR_INVALID_POINTER;
+    }
+
+    if (index >= current_string->size) {
+        return FLEDASTY_ERROR_INDEX_OUT_OF_RANGE;
+    }
+
+    if (!fledasty_utf8_string_validate(character_string, character_string_size)) {
+        return  FLEDASTY_ERROR_INVALID_VALUE;
+    }
+
+    if (current_string->capacity <= current_string->size + character_string_size) {
+        current_string->capacity += (current_string->capacity > character_string_size) ? current_string->capacity : character_string_size;
+        current_string->character_string = (unsigned char*)hallocy_realloc(current_string->character_string, current_string->capacity * sizeof(unsigned char));
+    }
+
+    hallocy_move_memory(current_string->character_string + (index + character_string_size), current_string->character_string + index, current_string->size - index);
+    hallocy_copy_memory(current_string->character_string + index, character_string, character_string_size);
+    
+    current_string->size += character_string_size;
+    return FLEDASTY_ERROR_NONE;
+}
+
 FledastyError fledasty_utf8_string_insert_before_string(FledastyUtf8String *current_string, unsigned char *before_character_string, size_t before_character_string_size, unsigned char *character_string, size_t character_string_size) {
     if (current_string == NULL || before_character_string == NULL  || before_character_string_size == 0 || character_string == NULL || character_string_size == 0) {
         return FLEDASTY_ERROR_INVALID_POINTER;
@@ -155,28 +178,23 @@ FledastyError fledasty_utf8_string_insert_after_string(FledastyUtf8String *curre
     return FLEDASTY_ERROR_NONE;
 }
 
-FledastyError fledasty_utf8_string_insert_at_index(FledastyUtf8String *current_string, size_t index, unsigned char *character_string, size_t character_string_size) {
-    if (current_string == NULL || character_string == NULL || character_string_size == 0) {
+FledastyError fledasty_utf8_string_pop(FledastyUtf8String *current_string) {
+    if (current_string == NULL) {
         return FLEDASTY_ERROR_INVALID_POINTER;
     }
 
-    if (index >= current_string->size) {
-        return FLEDASTY_ERROR_INDEX_OUT_OF_RANGE;
+    if ((current_string->character_string[current_string->size - 5] & 0xF0) == 0xF0) {
+        current_string->size -= 4;
+    } else if ((current_string->character_string[current_string->size - 4] & 0xE0) == 0xC0) {
+        current_string->size -= 3;        
+    } else if ((current_string->character_string[current_string->size - 3] & 0xC0) == 0xC0) {
+        current_string->size -= 2;
+    } else {
+        current_string->size -= 1;
     }
 
-    if (!fledasty_utf8_string_validate(character_string, character_string_size)) {
-        return  FLEDASTY_ERROR_INVALID_VALUE;
-    }
+    current_string->character_string[current_string->size - 1] = '\0';
 
-    if (current_string->capacity <= current_string->size + character_string_size) {
-        current_string->capacity += (current_string->capacity > character_string_size) ? current_string->capacity : character_string_size;
-        current_string->character_string = (unsigned char*)hallocy_realloc(current_string->character_string, current_string->capacity * sizeof(unsigned char));
-    }
-
-    hallocy_move_memory(current_string->character_string + (index + character_string_size), current_string->character_string + index, current_string->size - index);
-    hallocy_copy_memory(current_string->character_string + index, character_string, character_string_size);
-    
-    current_string->size += character_string_size;
     return FLEDASTY_ERROR_NONE;
 }
 
@@ -210,6 +228,10 @@ bool fledasty_utf8_string_has_string(const FledastyUtf8String *current_string, u
         return false;
     }
 
+    if (!fledasty_utf8_string_validate(character_string, character_string_size)) {
+        return false;
+    }
+
     size_t index = 0;
     while (index < current_string->size - character_string_size) {
         if (hallocy_compare_memory(current_string->character_string + index, character_string, character_string_size)) {
diff --git a/Tests/Main.c b/Tests/Main.c
index bd7cc1e..0906c20 100644
--- a/Tests/Main.c
+++ b/Tests/Main.c
@@ -239,6 +239,8 @@ int main() {
     printf("Insert at Index: %s\n", test_utf8_string.character_string);
     fledasty_utf8_string_replace_string(&test_utf8_string, (unsigned char*)"😀", 4, (unsigned char*)"𓃶 ", 5);
     printf("Replace: %s\n", test_utf8_string.character_string);
+    fledasty_utf8_string_pop(&test_utf8_string);
+    printf("Pop: %s\n", test_utf8_string.character_string);
 
     if (fledasty_utf8_string_has_string(&test_utf8_string, (unsigned char*)"😀", 4)) {
         printf("String contains 😀!\n");