diff --git a/applications/main/archive/helpers/archive_files.c b/applications/main/archive/helpers/archive_files.c
index 2f4d6a02a7..7c15bf53ba 100644
--- a/applications/main/archive/helpers/archive_files.c
+++ b/applications/main/archive/helpers/archive_files.c
@@ -15,7 +15,7 @@ void archive_set_file_type(ArchiveFile_t* file, const char* path, bool is_folder
     } else {
         for(size_t i = 0; i < COUNT_OF(known_ext); i++) {
             if((known_ext[i][0] == '?') || (known_ext[i][0] == '*')) continue;
-            if(furi_string_end_with(file->path, known_ext[i])) {
+            if(furi_string_end_withi(file->path, known_ext[i])) {
                 if(i == ArchiveFileTypeBadUsb) {
                     if(furi_string_search(
                            file->path, archive_get_default_path(ArchiveTabBadUsb)) == 0) {
diff --git a/applications/services/gui/modules/file_browser_worker.c b/applications/services/gui/modules/file_browser_worker.c
index a6b00537a0..521666e6d2 100644
--- a/applications/services/gui/modules/file_browser_worker.c
+++ b/applications/services/gui/modules/file_browser_worker.c
@@ -134,7 +134,7 @@ static bool browser_filter_by_name(BrowserWorker* browser, FuriString* name, boo
             if((furi_string_empty(ext)) || (furi_string_cmp_str(ext, "*") == 0)) {
                 return true;
             }
-            if(furi_string_end_with(name, ext)) {
+            if(furi_string_end_withi(name, ext)) {
                 return true;
             }
         }
diff --git a/furi/core/string.c b/furi/core/string.c
index f3e40fe5eb..804445e22d 100644
--- a/furi/core/string.c
+++ b/furi/core/string.c
@@ -17,6 +17,7 @@ struct FuriString {
 #undef furi_string_replace_all
 #undef furi_string_start_with
 #undef furi_string_end_with
+#undef furi_string_end_withi
 #undef furi_string_search_char
 #undef furi_string_search_rchar
 #undef furi_string_trim
@@ -218,10 +219,28 @@ bool furi_string_end_with(const FuriString* v, const FuriString* v2) {
     return string_end_with_string_p(v->string, v2->string);
 }
 
+bool furi_string_end_withi(const FuriString* v, const FuriString* v2) {
+    return furi_string_end_withi_str(v, string_get_cstr(v2->string));
+}
+
 bool furi_string_end_with_str(const FuriString* v, const char str[]) {
     return string_end_with_str_p(v->string, str);
 }
 
+bool furi_string_end_withi_str(const FuriString* v, const char str[]) {
+    M_STR1NG_CONTRACT(v);
+    M_ASSERT(str != NULL);
+
+    const size_t str_len = strlen(str);
+    const size_t v_len = string_size(v->string);
+
+    if(v_len < str_len) {
+        return false;
+    }
+
+    return strcasecmp(&string_get_cstr(v->string)[v_len - str_len], str) == 0;
+}
+
 size_t furi_string_search_char(const FuriString* v, char c, size_t start) {
     return string_search_char(v->string, c, start);
 }
diff --git a/furi/core/string.h b/furi/core/string.h
index 2bfb60e496..84b8c6a240 100644
--- a/furi/core/string.h
+++ b/furi/core/string.h
@@ -510,6 +510,15 @@ bool furi_string_start_with_str(const FuriString* string, const char start[]);
  */
 bool furi_string_end_with(const FuriString* string, const FuriString* end);
 
+/** Test if the string ends with the given string (case insensitive according to the current locale).
+ *
+ * @param      string  The FuriString instance
+ * @param      end     The end
+ *
+ * @return     true if string ends with
+ */
+bool furi_string_end_withi(const FuriString* string, const FuriString* end);
+
 /** Test if the string ends with the given C string.
  *
  * @param      string  The FuriString instance
@@ -519,6 +528,15 @@ bool furi_string_end_with(const FuriString* string, const FuriString* end);
  */
 bool furi_string_end_with_str(const FuriString* string, const char end[]);
 
+/** Test if the string ends with the given C string (case insensitive according to the current locale).
+ *
+ * @param      string  The FuriString instance
+ * @param      end     The end
+ *
+ * @return     true if string ends with
+ */
+bool furi_string_end_withi_str(const FuriString* string, const char end[]);
+
 //---------------------------------------------------------------------------
 //                                Trim
 //---------------------------------------------------------------------------
@@ -699,6 +717,13 @@ void furi_string_utf8_decode(char c, FuriStringUTF8State* state, FuriStringUnico
 #define furi_string_end_with(a, b) \
     FURI_STRING_SELECT2(furi_string_end_with, furi_string_end_with_str, a, b)
 
+/** Test if the string ends with the given string (or C string) (case insensitive according to the current locale).
+ *
+ * (string, [c]string)
+ */
+#define furi_string_end_withi(a, b) \
+    FURI_STRING_SELECT2(furi_string_end_withi, furi_string_end_withi_str, a, b)
+
 /** Append a string (or C string) to the string.
  *
  * (string, [c]string)
diff --git a/targets/f18/api_symbols.csv b/targets/f18/api_symbols.csv
index 69d45e8681..57cbd1d62e 100644
--- a/targets/f18/api_symbols.csv
+++ b/targets/f18/api_symbols.csv
@@ -1582,6 +1582,8 @@ Function,+,furi_string_cmpi_str,int,"const FuriString*, const char[]"
 Function,+,furi_string_empty,_Bool,const FuriString*
 Function,+,furi_string_end_with,_Bool,"const FuriString*, const FuriString*"
 Function,+,furi_string_end_with_str,_Bool,"const FuriString*, const char[]"
+Function,+,furi_string_end_withi,_Bool,"const FuriString*, const FuriString*"
+Function,+,furi_string_end_withi_str,_Bool,"const FuriString*, const char[]"
 Function,+,furi_string_equal,_Bool,"const FuriString*, const FuriString*"
 Function,+,furi_string_equal_str,_Bool,"const FuriString*, const char[]"
 Function,+,furi_string_free,void,FuriString*
diff --git a/targets/f7/api_symbols.csv b/targets/f7/api_symbols.csv
index 991569a291..e44b3356c6 100644
--- a/targets/f7/api_symbols.csv
+++ b/targets/f7/api_symbols.csv
@@ -1791,6 +1791,8 @@ Function,+,furi_string_cmpi_str,int,"const FuriString*, const char[]"
 Function,+,furi_string_empty,_Bool,const FuriString*
 Function,+,furi_string_end_with,_Bool,"const FuriString*, const FuriString*"
 Function,+,furi_string_end_with_str,_Bool,"const FuriString*, const char[]"
+Function,+,furi_string_end_withi,_Bool,"const FuriString*, const FuriString*"
+Function,+,furi_string_end_withi_str,_Bool,"const FuriString*, const char[]"
 Function,+,furi_string_equal,_Bool,"const FuriString*, const FuriString*"
 Function,+,furi_string_equal_str,_Bool,"const FuriString*, const char[]"
 Function,+,furi_string_free,void,FuriString*
@@ -1959,8 +1961,8 @@ Function,+,ibutton_protocols_render_data,void,"iButtonProtocols*, const iButtonK
 Function,+,ibutton_protocols_render_error,void,"iButtonProtocols*, const iButtonKey*, FuriString*"
 Function,+,ibutton_protocols_render_uid,void,"iButtonProtocols*, const iButtonKey*, FuriString*"
 Function,+,ibutton_protocols_save,_Bool,"iButtonProtocols*, const iButtonKey*, const char*"
-Function,+,ibutton_protocols_write_id,_Bool,"iButtonProtocols*, iButtonKey*"
 Function,+,ibutton_protocols_write_copy,_Bool,"iButtonProtocols*, iButtonKey*"
+Function,+,ibutton_protocols_write_id,_Bool,"iButtonProtocols*, iButtonKey*"
 Function,+,ibutton_worker_alloc,iButtonWorker*,iButtonProtocols*
 Function,+,ibutton_worker_emulate_set_callback,void,"iButtonWorker*, iButtonWorkerEmulateCallback, void*"
 Function,+,ibutton_worker_emulate_start,void,"iButtonWorker*, iButtonKey*"
@@ -1970,8 +1972,8 @@ Function,+,ibutton_worker_read_start,void,"iButtonWorker*, iButtonKey*"
 Function,+,ibutton_worker_start_thread,void,iButtonWorker*
 Function,+,ibutton_worker_stop,void,iButtonWorker*
 Function,+,ibutton_worker_stop_thread,void,iButtonWorker*
-Function,+,ibutton_worker_write_id_start,void,"iButtonWorker*, iButtonKey*"
 Function,+,ibutton_worker_write_copy_start,void,"iButtonWorker*, iButtonKey*"
+Function,+,ibutton_worker_write_id_start,void,"iButtonWorker*, iButtonKey*"
 Function,+,ibutton_worker_write_set_callback,void,"iButtonWorker*, iButtonWorkerWriteCallback, void*"
 Function,+,icon_animation_alloc,IconAnimation*,const Icon*
 Function,+,icon_animation_free,void,IconAnimation*