diff --git a/applications/main/nfc/scenes/nfc_scene_mf_ultralight_emulate.c b/applications/main/nfc/scenes/nfc_scene_mf_ultralight_emulate.c
index e6699b982..ea628ad43 100644
--- a/applications/main/nfc/scenes/nfc_scene_mf_ultralight_emulate.c
+++ b/applications/main/nfc/scenes/nfc_scene_mf_ultralight_emulate.c
@@ -72,7 +72,7 @@ void nfc_scene_mf_ultralight_emulate_widget_config(Nfc* nfc, bool auth_attempted
 
     widget_add_string_multiline_element(
         widget, 56, 31, AlignLeft, AlignTop, FontPrimary, furi_string_get_cstr(info_str));
-    string_clear(info_str);
+    furi_string_free(info_str);
     if(auth_attempted) {
         widget_add_button_element(
             widget,
diff --git a/applications/plugins/bpmtapper/bpm.c b/applications/plugins/bpmtapper/bpm.c
index 0160117b3..232b579a8 100644
--- a/applications/plugins/bpmtapper/bpm.c
+++ b/applications/plugins/bpmtapper/bpm.c
@@ -158,7 +158,7 @@ static void render_callback(Canvas* const canvas, void* ctx) {
     canvas_draw_str_aligned(canvas, 64, 40, AlignCenter, AlignCenter, furi_string_get_cstr(tempStr));
     furi_string_reset(tempStr);
 
-    string_clear(tempStr);
+    furi_string_free(tempStr);
 
     release_mutex((ValueMutex*)ctx, bpm_state);
 }
diff --git a/applications/plugins/chip8/chip8.c b/applications/plugins/chip8/chip8.c
index 6ca1a90d7..03591baf6 100644
--- a/applications/plugins/chip8/chip8.c
+++ b/applications/plugins/chip8/chip8.c
@@ -139,7 +139,7 @@ void chip8_close_emulator(Chip8Emulator* chip8) {
     furi_thread_flags_set(furi_thread_get_id(chip8->thread), WorkerEvtEnd);
     furi_thread_join(chip8->thread);
     furi_thread_free(chip8->thread);
-    string_clear(chip8->file_path);
+    furi_string_free(chip8->file_path);
     free(chip8);
     FURI_LOG_I("chip_8_close_emulator", "end");
 }
diff --git a/applications/plugins/chip8/scenes/chip8_scene_work.c b/applications/plugins/chip8/scenes/chip8_scene_work.c
index d3f7438e1..4cb6bce32 100644
--- a/applications/plugins/chip8/scenes/chip8_scene_work.c
+++ b/applications/plugins/chip8/scenes/chip8_scene_work.c
@@ -71,7 +71,7 @@ void chip8_scene_work_on_enter(void* context) {
 
     app->chip8 = chip8_make_emulator(file_tmp);
 
-    string_clear(file_tmp);
+    furi_string_free(file_tmp);
 
     chip8_set_state(app->chip8_view, chip8_get_state(app->chip8));
 
diff --git a/applications/plugins/dolphinbackup/storage_DolphinBackup.c b/applications/plugins/dolphinbackup/storage_DolphinBackup.c
index 792727091..e2661bbe1 100644
--- a/applications/plugins/dolphinbackup/storage_DolphinBackup.c
+++ b/applications/plugins/dolphinbackup/storage_DolphinBackup.c
@@ -36,7 +36,7 @@ bool storage_DolphinBackup_perform(void) {
 
     furi_string_printf(new_path, "%s/dolphin_restorer", MOVE_DST);
     storage_common_mkdir(storage, furi_string_get_cstr(new_path));
-    string_clear(new_path);
+    furi_string_free(new_path);
     for(uint32_t i = 0; i < COUNT_OF(app_dirsDolphinBackup); i++) {
         if(i > 5) {
             furi_string_printf(path_src, "%s/%s", MOVE_SRC, app_dirsDolphinBackup[i]);
@@ -51,8 +51,8 @@ bool storage_DolphinBackup_perform(void) {
         }
     }
 
-    string_clear(path_src);
-    string_clear(path_dst);
+    furi_string_free(path_src);
+    furi_string_free(path_dst);
 
     furi_record_close(RECORD_STORAGE);
 
@@ -77,7 +77,7 @@ static bool storage_DolphinBackup_check(void) {
         }
     }
 
-    string_clear(path);
+    furi_string_free(path);
 
     furi_record_close(RECORD_STORAGE);
 
diff --git a/applications/plugins/dolphinrestorer/drestorer.c b/applications/plugins/dolphinrestorer/drestorer.c
index a085c1a2b..90dfdd845 100644
--- a/applications/plugins/dolphinrestorer/drestorer.c
+++ b/applications/plugins/dolphinrestorer/drestorer.c
@@ -33,8 +33,8 @@ bool drestorer_perform(void) {
         storage_common_copy(storage, furi_string_get_cstr(path_src), furi_string_get_cstr(path_dst));
     }
 
-    string_clear(path_src);
-    string_clear(path_dst);
+    furi_string_free(path_src);
+    furi_string_free(path_dst);
 
     furi_record_close(RECORD_STORAGE);
 
@@ -59,7 +59,7 @@ static bool drestorer_check(void) {
         }
     }
 
-    string_clear(path);
+    furi_string_free(path);
 
     furi_record_close(RECORD_STORAGE);
 
diff --git a/applications/plugins/dtmf_dolphin/views/dtmf_dolphin_dialer.c b/applications/plugins/dtmf_dolphin/views/dtmf_dolphin_dialer.c
index 574f2ac9f..fe0a777d2 100644
--- a/applications/plugins/dtmf_dolphin/views/dtmf_dolphin_dialer.c
+++ b/applications/plugins/dtmf_dolphin/views/dtmf_dolphin_dialer.c
@@ -151,7 +151,7 @@ static void dtmf_dolphin_dialer_draw_callback(Canvas* canvas, void* _model) {
     elements_multiline_text(
         canvas, (max_span * DTMF_DOLPHIN_BUTTON_WIDTH) + 4, 21, furi_string_get_cstr(output));
 
-    string_clear(output);
+    furi_string_free(output);
 }
 
 static bool dtmf_dolphin_dialer_input_callback(InputEvent* event, void* context) {
diff --git a/applications/plugins/metronome/metronome.c b/applications/plugins/metronome/metronome.c
index 5f63dabca..5b773ea37 100644
--- a/applications/plugins/metronome/metronome.c
+++ b/applications/plugins/metronome/metronome.c
@@ -125,7 +125,7 @@ static void render_callback(Canvas* const canvas, void* ctx) {
         canvas, 8, 36, 112, (float)metronome_state->current_beat / metronome_state->beats_per_bar);
 
     // cleanup
-    string_clear(tempStr);
+    furi_string_free(tempStr);
     release_mutex((ValueMutex*)ctx, metronome_state);
 }
 
diff --git a/applications/plugins/minesweeper/minesweeper.c b/applications/plugins/minesweeper/minesweeper.c
index a61918fde..3fbc1e31c 100644
--- a/applications/plugins/minesweeper/minesweeper.c
+++ b/applications/plugins/minesweeper/minesweeper.c
@@ -83,7 +83,7 @@ static void render_callback(Canvas* const canvas, void* ctx) {
     furi_string_printf(tempStr, "Mines: %d", MINECOUNT - minesweeper_state->flags_set);
     canvas_set_font(canvas, FontSecondary);
     canvas_draw_str_aligned(canvas, 0, 0, AlignLeft, AlignTop, furi_string_get_cstr(tempStr));
-    string_clear(tempStr);
+    furi_string_free(tempStr);
     int seconds = 0;
     int minutes = 0; 
     if (minesweeper_state->game_started) {
@@ -94,7 +94,7 @@ static void render_callback(Canvas* const canvas, void* ctx) {
     }
     furi_string_printf(tempStr, "%01d:%02d", minutes, seconds);
     canvas_draw_str_aligned(canvas, 128, 0, AlignRight, AlignTop, furi_string_get_cstr(tempStr));
-    string_clear(tempStr);
+    furi_string_free(tempStr);
 
     for (int y = 0; y < PLAYFIELD_HEIGHT; y++) {
       for (int x = 0; x < PLAYFIELD_WIDTH; x++) {
@@ -216,7 +216,7 @@ static void render_callback(Canvas* const canvas, void* ctx) {
         }
       }
     }
-    string_clear(tempStr);
+    furi_string_free(tempStr);
     release_mutex((ValueMutex*)ctx, minesweeper_state);
 }
 
@@ -305,7 +305,7 @@ static bool game_won(Minesweeper* minesweeper_state) {
 
   DialogMessageButton choice = dialog_message_show(dialogs, message);
   dialog_message_free(message);
-  string_clear(tempStr);
+  furi_string_free(tempStr);
   furi_string_reset(tempStr);
   furi_record_close(RECORD_DIALOGS);
   return choice == DialogMessageButtonCenter; 
diff --git a/applications/plugins/tama_p1/hal.c b/applications/plugins/tama_p1/hal.c
index 64972051d..7e1e9a2c3 100644
--- a/applications/plugins/tama_p1/hal.c
+++ b/applications/plugins/tama_p1/hal.c
@@ -56,7 +56,7 @@ static void tama_p1_hal_log(log_level_t level, char* buff, ...) {
         break;
     }
 
-    string_clear(string);
+    furi_string_free(string);
 }
 
 static void tama_p1_hal_sleep_until(timestamp_t ts) {
diff --git a/applications/plugins/totp/lib/config/config.c b/applications/plugins/totp/lib/config/config.c
index d47c53f49..0cf166fa6 100644
--- a/applications/plugins/totp/lib/config/config.c
+++ b/applications/plugins/totp/lib/config/config.c
@@ -115,7 +115,7 @@ void totp_config_file_load_base(PluginState* const plugin_state) {
         FURI_LOG_D(LOGGING_TAG, "Missing timezone offset information, defaulting to 0");
     }
 
-    string_clear(temp_str);
+    furi_string_free(temp_str);
     totp_close_config_file(fff_data_file);
     totp_close_storage();
 }
@@ -184,7 +184,7 @@ void totp_config_file_load_tokens(PluginState* const plugin_state) {
 
     FURI_LOG_D(LOGGING_TAG, "Found %d tokens", index);
 
-    string_clear(temp_str);
+    furi_string_free(temp_str);
     totp_close_config_file(fff_data_file);
     totp_close_storage();
 
diff --git a/applications/plugins/wifi_deauther/wifi_deauther_app.c b/applications/plugins/wifi_deauther/wifi_deauther_app.c
index ad6a5767c..54c95adaf 100644
--- a/applications/plugins/wifi_deauther/wifi_deauther_app.c
+++ b/applications/plugins/wifi_deauther/wifi_deauther_app.c
@@ -74,7 +74,7 @@ void wifi_deauther_app_free(WifideautherApp* app) {
     view_dispatcher_remove_view(app->view_dispatcher, WifideautherAppViewConsoleOutput);
     view_dispatcher_remove_view(app->view_dispatcher, WifideautherAppViewTextInput);
     text_box_free(app->text_box);
-    string_clear(app->text_box_store);
+    furi_string_free(app->text_box_store);
     text_input_free(app->text_input);
 
     // View dispatcher