diff --git a/core_info.c b/core_info.c
index 20694cb254..8f382c7885 100644
--- a/core_info.c
+++ b/core_info.c
@@ -1549,7 +1549,7 @@ static size_t core_info_get_file_id(const char *core_filename,
       char *s, size_t len)
 {
    size_t _len;
-   char *pos = NULL;
+   char *last_underscore = NULL;
    if (string_is_empty(core_filename))
       return 0;
    /* Core file 'id' is filename without extension
@@ -1563,19 +1563,15 @@ static size_t core_info_get_file_id(const char *core_filename,
     * Since core names include underscore, which is not allowed, but not dot,
     * which is, we change underscore to dot. Here, we need to change it back.
     */
-   for (pos = s; *pos != '\0'; pos++)
-   {
-      if (*pos == '.')
-         *pos = '-';
-   }
+   string_replace_all_chars(s, '.', '_');
 #endif
    /* > Remove suffix */
-   pos = (char*)strrchr(s, '_');
-   if (   !string_is_empty(pos)
-       && !string_is_equal(pos, "_libretro"))
+   last_underscore = (char*)strrchr(s, '_');
+   if (   !string_is_empty(last_underscore)
+       && !string_is_equal(last_underscore, "_libretro"))
    {
-      *pos = '\0';
-      _len = pos - s;
+      *last_underscore = '\0';
+      _len = last_underscore - s;
    }
    return _len;
 }
diff --git a/frontend/drivers/platform_darwin.m b/frontend/drivers/platform_darwin.m
index ed3dfa436e..4ae106fb7d 100644
--- a/frontend/drivers/platform_darwin.m
+++ b/frontend/drivers/platform_darwin.m
@@ -791,18 +791,13 @@ static const char* frontend_darwin_get_cpu_model_name(void)
 
 static enum retro_language frontend_darwin_get_user_language(void)
 {
-   char *pos;
    char s[128];
    CFArrayRef langs = CFLocaleCopyPreferredLanguages();
    CFStringRef langCode = CFArrayGetValueAtIndex(langs, 0);
    CFStringGetCString(langCode, s, sizeof(s), kCFStringEncodingUTF8);
    /* iOS and OS X only support the language ID syntax consisting
     * of a language designator and optional region or script designator. */
-   for (pos = s; *pos != '\0'; pos++)
-   {
-      if (*pos == '-')
-         *pos = '_';
-   }
+   string_replace_all_chars(s, '-', '_');
    return retroarch_get_language_from_iso(s);
 }
 
diff --git a/manual_content_scan.c b/manual_content_scan.c
index 0b4dc62e96..3cc649b1b7 100644
--- a/manual_content_scan.c
+++ b/manual_content_scan.c
@@ -453,7 +453,6 @@ bool manual_content_scan_set_menu_core_name(
                 * struct, if required */
                if (!string_is_empty(core_info->supported_extensions))
                {
-                  char *pos;
                   strlcpy(
                         scan_settings.file_exts_core,
                         core_info->supported_extensions,
@@ -462,11 +461,7 @@ bool manual_content_scan_set_menu_core_name(
                   /* Core info extensions are delimited by
                    * vertical bars. For internal consistency,
                    * replace them with spaces */
-                  for (pos = scan_settings.file_exts_core; *pos != '\0'; pos++)
-                  {
-                     if (*pos == '|')
-                        *pos = ' ';
-                  }
+                  string_replace_all_chars(scan_settings.file_exts_core, '|', ' ');
 
                   /* Apply standard scrubbing/clean-up
                    * (should not be required, but must handle the
@@ -657,7 +652,6 @@ enum manual_content_scan_playlist_refresh_status
       scan_settings.file_exts_custom[0] = '\0';
    else
    {
-      char *pos;
       strlcpy(scan_settings.file_exts_custom, file_exts,
             sizeof(scan_settings.file_exts_custom));
 
@@ -670,11 +664,7 @@ enum manual_content_scan_playlist_refresh_status
        *   to handle the case where a user has
        *   'corrupted' it by manually tampering with
        *   the playlist file */
-      for (pos = scan_settings.file_exts_custom; *pos != '\0'; pos++)
-      {
-         if (*pos == '|')
-            *pos = ' ';
-      }
+      string_replace_all_chars(scan_settings.file_exts_custom, '|', ' ');
       manual_content_scan_scrub_file_exts(scan_settings.file_exts_custom);
    }
 
@@ -1066,14 +1056,7 @@ bool manual_content_scan_get_task_config(
     * > dir_list_new() expects vertical bar
     *   delimiters, so find and replace */
    if (!string_is_empty(task_config->file_exts))
-   {
-      char *pos;
-      for (pos = task_config->file_exts; *pos != '\0'; pos++)
-      {
-         if (*pos == ' ')
-            *pos = '|';
-      }
-   }
+      string_replace_all_chars(task_config->file_exts, ' ', '|');
 
    /* Get DAT file path */
    if (!string_is_empty(scan_settings.dat_file_path))
diff --git a/menu/cbs/menu_cbs_title.c b/menu/cbs/menu_cbs_title.c
index cda4d50a2b..56f2ec06eb 100644
--- a/menu/cbs/menu_cbs_title.c
+++ b/menu/cbs/menu_cbs_title.c
@@ -149,11 +149,8 @@ static int action_get_title_remap_port(
    snprintf(s, len,
          msg_hash_to_str(MENU_ENUM_LABEL_VALUE_INPUT_USER_BINDS),
          atoi(path) + 1);
-   for (pos = s; *pos != '\0'; ++pos)
-   {
-      if (*pos == '_')
-         *pos = ' ';
-   }
+   while ((pos = strchr(s, '_')))
+      *pos = ' ';
    return 1;
 }
 
diff --git a/menu/drivers/xmb.c b/menu/drivers/xmb.c
index 088ae161ee..d39d51b5e7 100644
--- a/menu/drivers/xmb.c
+++ b/menu/drivers/xmb.c
@@ -2287,7 +2287,7 @@ static void xmb_list_switch_new(xmb_handle_t *xmb,
 
 static void xmb_set_title(xmb_handle_t *xmb)
 {
-   char *pos              = NULL;
+   char *scrub_char_ptr   = NULL;
    xmb->title_name_alt[0] = '\0';
 
    if (     (xmb->categories_selection_ptr <= xmb->system_tab_end)
@@ -2324,11 +2324,8 @@ static void xmb_set_title(xmb_handle_t *xmb)
       }
    }
 
-   for (pos = xmb->title_name; *pos != '\0'; ++pos)
-   {
-      if (*pos == '/')
-         *pos = '-';
-   }
+   while ((scrub_char_ptr = strchr(xmb->title_name, '/')))
+      *scrub_char_ptr = '-';
 }
 
 static xmb_node_t* xmb_get_node(xmb_handle_t *xmb, unsigned i)
diff --git a/menu/menu_setting.c b/menu/menu_setting.c
index 589a19df18..ffc3617b09 100644
--- a/menu/menu_setting.c
+++ b/menu/menu_setting.c
@@ -3446,7 +3446,6 @@ static size_t setting_get_string_representation_uint_menu_thumbnails(
 
 static void setting_set_string_representation_timedate_date_separator(char *s)
 {
-   char *pos;
    settings_t *settings                  = config_get_ptr();
    unsigned menu_timedate_date_separator = settings
          ? settings->uints.menu_timedate_date_separator
@@ -3455,18 +3454,10 @@ static void setting_set_string_representation_timedate_date_separator(char *s)
    switch (menu_timedate_date_separator)
    {
       case MENU_TIMEDATE_DATE_SEPARATOR_SLASH:
-         for (pos = s; *pos != '\0'; pos++)
-         {
-            if (*pos == '-')
-               *pos = '/';
-         }
+         string_replace_all_chars(s, '-', '/');
          break;
       case MENU_TIMEDATE_DATE_SEPARATOR_PERIOD:
-         for (pos = s; *pos != '\0'; pos++)
-         {
-            if (*pos == '-')
-               *pos = '.';
-         }
+         string_replace_all_chars(s, '-', '.');
          break;
       case MENU_TIMEDATE_DATE_SEPARATOR_HYPHEN:
       default:
diff --git a/playlist.c b/playlist.c
index 6974b0613e..daf22a81a4 100644
--- a/playlist.c
+++ b/playlist.c
@@ -213,7 +213,6 @@ static void path_replace_base_path_and_convert_to_local_file_system(
     * replace it with new base content directory */
    if (string_starts_with_size(in_path, in_oldrefpath, in_oldrefpath_length))
    {
-      char *pos;
       size_t in_refpath_length = strlen(in_refpath);
       memcpy(s, in_refpath, in_refpath_length);
       memcpy(
@@ -224,18 +223,12 @@ static void path_replace_base_path_and_convert_to_local_file_system(
       /* If we are running under a Windows filesystem,
        * '/' characters are not allowed anywhere.
        * We replace with '\' and hope for the best... */
-      for (pos = s; *pos != '\0'; pos++)
-      {
-         if (*pos == POSIX_PATH_DELIMITER)
-            *pos = WINDOWS_PATH_DELIMITER;
-      }
+      string_replace_all_chars(s,
+            POSIX_PATH_DELIMITER, WINDOWS_PATH_DELIMITER);
 #else
       /* Under POSIX filesystem, we replace '\' characters with '/' */
-      for (pos = s; *pos != '\0'; pos++)
-      {
-         if (*pos == WINDOWS_PATH_DELIMITER)
-            *pos = POSIX_PATH_DELIMITER;
-      }
+      string_replace_all_chars(s,
+            WINDOWS_PATH_DELIMITER, POSIX_PATH_DELIMITER);
 #endif
    }
    else
@@ -2693,23 +2686,14 @@ static bool playlist_read_file(playlist_t *playlist)
           * lines from the file */
          for (i = 0; i < PLAYLIST_ENTRIES; i++)
          {
-            char *pos    = NULL;
             *line_buf[i] = '\0';
 
             if (!intfstream_gets(file, line_buf[i], sizeof(line_buf[i])))
                break;
             /* Ensure line is NULL terminated, regardless of
              * Windows or Unix line endings */
-            for (pos = line_buf[i]; *pos != '\0'; pos++)
-            {
-               if (*pos == '\r')
-                  *pos = '\0';
-            }
-            for (pos = line_buf[i]; *pos != '\0'; pos++)
-            {
-               if (*pos == '\n')
-                  *pos = '\0';
-            }
+            string_replace_all_chars(line_buf[i], '\r', '\0');
+            string_replace_all_chars(line_buf[i], '\n', '\0');
 
             lines_read++;
          }