diff --git a/CHANGELOG.md b/CHANGELOG.md
index 19f7cb5e..565900d4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -13,6 +13,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
   - parallelized installed packages reading
   - parallelized search
   - adding a new project definition/setup (`pyproject.toml`) file to comply with the latest standards
+  - faster exit (threaded calls won't be waited)
 - UI
   - the "Skip" button on the initialization panel is now enabled after 10 seconds [#310](https://github.com/vinifmor/bauh/issues/310)
   - faster package icons download
diff --git a/bauh/gems/arch/controller.py b/bauh/gems/arch/controller.py
index de1e82b7..02b43bba 100644
--- a/bauh/gems/arch/controller.py
+++ b/bauh/gems/arch/controller.py
@@ -1332,7 +1332,7 @@ class ArchManager(SoftwareManager, SettingsController):
 
         thread_fill_aur = None
         if aur_replacers:
-            thread_fill_aur = Thread(target=self._fill_aur_providers, args=(aur_replacers, actual_replacers))
+            thread_fill_aur = Thread(target=self._fill_aur_providers, args=(aur_replacers, actual_replacers), daemon=True)
             thread_fill_aur.start()
 
         if repo_replacers:
@@ -3774,15 +3774,15 @@ class ArchManager(SoftwareManager, SettingsController):
 
         name_priority = dict()
 
-        fill_suggestions = Thread(target=self._fill_suggestions, args=(name_priority,))
+        fill_suggestions = Thread(target=self._fill_suggestions, args=(name_priority,), daemon=True)
         fill_suggestions.start()
 
         available_packages = dict()
-        fill_available = Thread(target=self._fill_available_packages, args=(available_packages,))
+        fill_available = Thread(target=self._fill_available_packages, args=(available_packages,), daemon=True)
         fill_available.start()
 
         ignored_pkgs = set()
-        fill_ignored = Thread(target=pacman.fill_ignored_packages, args=(ignored_pkgs,))
+        fill_ignored = Thread(target=pacman.fill_ignored_packages, args=(ignored_pkgs,), daemon=True)
         fill_ignored.start()
 
         fill_suggestions.join()
@@ -3817,7 +3817,7 @@ class ArchManager(SoftwareManager, SettingsController):
 
         if filter_installed:
             ignored_updates = set()
-            thread_fill_ignored_updates = Thread(target=self._fill_ignored_updates, args=(ignored_updates,))
+            thread_fill_ignored_updates = Thread(target=self._fill_ignored_updates, args=(ignored_updates,), daemon=True)
             thread_fill_ignored_updates.start()
         else:
             ignored_updates, thread_fill_ignored_updates = None, None
@@ -3865,7 +3865,7 @@ class ArchManager(SoftwareManager, SettingsController):
                               update_ignored=pkg_updates_ignored)
 
             if disk_loader:
-                t = Thread(target=self._fill_cached_if_unset, args=(pkg, disk_loader))
+                t = Thread(target=self._fill_cached_if_unset, args=(pkg, disk_loader), daemon=True)
                 t.start()
                 caching_threads.append(t)
 
diff --git a/bauh/gems/arch/dependencies.py b/bauh/gems/arch/dependencies.py
index f0b2f2ea..7ae70db8 100644
--- a/bauh/gems/arch/dependencies.py
+++ b/bauh/gems/arch/dependencies.py
@@ -68,7 +68,7 @@ class DependenciesAnalyser:
 
             if not repository:
                 for name in missing_names:
-                    t = Thread(target=self._fill_repository, args=(name, missing_root))
+                    t = Thread(target=self._fill_repository, args=(name, missing_root), daemon=True)
                     t.start()
                     threads.append(t)
 
@@ -518,7 +518,8 @@ class DependenciesAnalyser:
         if aur_providers_no_data:
             aur_providers_data = dict()
             aur_data_filler = Thread(target=self._fill_aur_updates_data,
-                                     args=(aur_providers_no_data, aur_providers_data))
+                                     args=(aur_providers_no_data, aur_providers_data),
+                                     daemon=True)
             aur_data_filler.start()
 
         if repo_providers_no_data:
diff --git a/bauh/gems/arch/download.py b/bauh/gems/arch/download.py
index 09513473..e4e2d21b 100644
--- a/bauh/gems/arch/download.py
+++ b/bauh/gems/arch/download.py
@@ -88,7 +88,9 @@ class MultiThreadedDownloader:
                         watcher.print("Could not download '{}' from mirror '{}'".format(pkgname, mirror))
                     else:
                         self.logger.info("Package '{}' successfully downloaded".format(pkg['n']))
-                        t = Thread(target=self.download_package_signature, args=(pkg, url, output_path, root_password, watcher), daemon=True)
+                        t = Thread(target=self.download_package_signature,
+                                   args=(pkg, url, output_path, root_password, watcher),
+                                   daemon=True)
                         t.start()
                         self.async_downloads_lock.acquire()
                         self.async_downloads.append(t)
diff --git a/bauh/gems/debian/controller.py b/bauh/gems/debian/controller.py
index 6708aeb1..5f1182a5 100644
--- a/bauh/gems/debian/controller.py
+++ b/bauh/gems/debian/controller.py
@@ -60,7 +60,7 @@ class DebianPackageManager(SoftwareManager, SettingsController):
 
     def search(self, words: str, disk_loader: Optional[DiskCacheLoader], limit: int, is_url: bool) -> SearchResult:
         config_ = dict()
-        fill_config = Thread(target=self._fill_config, args=(config_,))
+        fill_config = Thread(target=self._fill_config, args=(config_,), daemon=True)
         fill_config.start()
 
         res = SearchResult.empty()
@@ -102,11 +102,11 @@ class DebianPackageManager(SoftwareManager, SettingsController):
                        names: Optional[Iterable[str]] = None) -> SearchResult:
 
         config_ = dict()
-        fill_config = Thread(target=self._fill_config, args=(config_,))
+        fill_config = Thread(target=self._fill_config, args=(config_,), daemon=True)
         fill_config.start()
 
         ignored_updates = set()
-        fill_ignored_updates = Thread(target=self._fill_ignored_updates, args=(ignored_updates,))
+        fill_ignored_updates = Thread(target=self._fill_ignored_updates, args=(ignored_updates,), daemon=True)
         fill_ignored_updates.start()
 
         threads = (fill_config, fill_ignored_updates)
@@ -170,7 +170,7 @@ class DebianPackageManager(SoftwareManager, SettingsController):
         if deps:
             # updates are required to be filled in case the dependencies are currently displayed on the view
             updates = dict()
-            fill_updates = Thread(target=self._fill_updates, args=(updates,))
+            fill_updates = Thread(target=self._fill_updates, args=(updates,), daemon=True)
             fill_updates.start()
 
             deps_data = self.aptitude.show((p.name for p in deps), attrs=('description', 'maintainer', 'section'))
@@ -517,7 +517,7 @@ class DebianPackageManager(SoftwareManager, SettingsController):
 
     def list_updates(self, internet_available: bool) -> List[PackageUpdate]:
         ignored_updates = set()
-        fill_ignored_updates = Thread(target=self._fill_ignored_updates, args=(ignored_updates,))
+        fill_ignored_updates = Thread(target=self._fill_ignored_updates, args=(ignored_updates,), daemon=True)
         fill_ignored_updates.start()
 
         updates = list()
@@ -551,7 +551,7 @@ class DebianPackageManager(SoftwareManager, SettingsController):
 
         if filter_installed:
             installed = set()
-            fill_installed = Thread(target=self._fill_installed_names, args=(installed, ))
+            fill_installed = Thread(target=self._fill_installed_names, args=(installed,), daemon=True)
             fill_installed.start()
         else:
             installed, fill_installed = None, None
diff --git a/bauh/gems/flatpak/controller.py b/bauh/gems/flatpak/controller.py
index e1258c59..ac9bdebb 100644
--- a/bauh/gems/flatpak/controller.py
+++ b/bauh/gems/flatpak/controller.py
@@ -135,7 +135,7 @@ class FlatpakManager(SoftwareManager, SettingsController):
         for installation in ('system', 'user'):
             runtimes = list()
             output[installation] = runtimes
-            t = Thread(target=self._fill_required_runtimes, args=(installation, runtimes))
+            t = Thread(target=self._fill_required_runtimes, args=(installation, runtimes), daemon=True)
             t.start()
             threads.append(t)
 
@@ -150,11 +150,13 @@ class FlatpakManager(SoftwareManager, SettingsController):
 
         thread_updates, thread_runtimes = None, None
         if internet_available:
-            thread_updates = Thread(target=self._add_updates, args=(version, updates))
+            thread_updates = Thread(target=self._add_updates, args=(version, updates), daemon=True)
             thread_updates.start()
 
             if version >= VERSION_1_12:
-                thread_runtimes = Thread(target=self._fill_required_runtime_updates, args=(required_runtimes,))
+                thread_runtimes = Thread(target=self._fill_required_runtime_updates,
+                                         args=(required_runtimes,),
+                                         daemon=True)
                 thread_runtimes.start()
 
         installed = flatpak.list_installed(version)
@@ -665,7 +667,7 @@ class FlatpakManager(SoftwareManager, SettingsController):
                 cached_count += 1
             else:
                 fill = Thread(target=self._fill_suggestion, args=(appid, ids_prios[appid], flatpak_version,
-                                                                  remote, res))
+                                                                  remote, res), daemon=True)
                 fill.start()
                 fill_suggestions.append(fill)
 
diff --git a/bauh/gems/flatpak/flatpak.py b/bauh/gems/flatpak/flatpak.py
index dbc4d133..bbb85113 100755
--- a/bauh/gems/flatpak/flatpak.py
+++ b/bauh/gems/flatpak/flatpak.py
@@ -195,7 +195,7 @@ def list_updates_as_str(version: Tuple[str, ...]) -> Dict[str, Set[str]]:
 
     threads = []
     for type_, output in (('system', sys_updates), ('user', user_updates)):
-        fill = Thread(target=fill_updates, args=(version, type_, output))
+        fill = Thread(target=fill_updates, args=(version, type_, output), daemon=True)
         fill.start()
         threads.append(fill)
 
diff --git a/bauh/gems/snap/controller.py b/bauh/gems/snap/controller.py
index 03468e2a..beb07b67 100644
--- a/bauh/gems/snap/controller.py
+++ b/bauh/gems/snap/controller.py
@@ -434,7 +434,7 @@ class SnapManager(SoftwareManager, SettingsController):
                 res.append(cached_sug)
                 cached_count += 1
             else:
-                t = Thread(target=self._fill_suggestion, args=(name, ids_prios[name], snapd_client, res))
+                t = Thread(target=self._fill_suggestion, args=(name, ids_prios[name], snapd_client, res), daemon=True)
                 t.start()
                 threads.append(t)
                 time.sleep(0.001)  # to avoid being blocked
diff --git a/bauh/gems/web/controller.py b/bauh/gems/web/controller.py
index 02ab6f1f..7c966e03 100644
--- a/bauh/gems/web/controller.py
+++ b/bauh/gems/web/controller.py
@@ -258,7 +258,7 @@ class WebApplicationManager(SoftwareManager, SettingsController):
 
     def search(self, words: str, disk_loader: DiskCacheLoader, limit: int = -1, is_url: bool = False) -> SearchResult:
         web_config = {}
-        thread_config = Thread(target=self._fill_config_async, args=(web_config,))
+        thread_config = Thread(target=self._fill_config_async, args=(web_config,), daemon=True)
         thread_config.start()
 
         res = SearchResult([], [], 0)
@@ -1069,7 +1069,7 @@ class WebApplicationManager(SoftwareManager, SettingsController):
 
         web_config = {}
 
-        thread_config = Thread(target=self._fill_config_async, args=(web_config,))
+        thread_config = Thread(target=self._fill_config_async, args=(web_config,), daemon=True)
         thread_config.start()
 
         if self.suggestions:
diff --git a/bauh/gems/web/environment.py b/bauh/gems/web/environment.py
index d32e004b..37c59e08 100644
--- a/bauh/gems/web/environment.py
+++ b/bauh/gems/web/environment.py
@@ -421,11 +421,13 @@ class EnvironmentUpdater:
         if system_env:
             self.logger.warning(f"Using system's nativefier to install {app.url}")
         else:
-            node_check = Thread(target=self._check_and_fill_node, args=(env, components))
+            node_check = Thread(target=self._check_and_fill_node, args=(env, components), daemon=True)
             node_check.start()
             check_threads.append(node_check)
 
-        elec_check = Thread(target=self._check_and_fill_electron, args=(app, env, local_config, is_x86_x64_arch, widevine, components))
+        elec_check = Thread(target=self._check_and_fill_electron,
+                            args=(app, env, local_config, is_x86_x64_arch, widevine, components),
+                            daemon=True)
         elec_check.start()
         check_threads.append(elec_check)
 
diff --git a/bauh/view/core/controller.py b/bauh/view/core/controller.py
index 22ec08de..8c9c9396 100755
--- a/bauh/view/core/controller.py
+++ b/bauh/view/core/controller.py
@@ -171,7 +171,7 @@ class GenericSoftwareManager(SoftwareManager, SettingsController):
 
                 for man in self.managers:
                     if self._can_work(man):
-                        t = Thread(target=self._search, args=(norm_query, is_url, man, disk_loader, res))
+                        t = Thread(target=self._search, args=(norm_query, is_url, man, disk_loader, res), daemon=True)
                         t.start()
                         threads.append(t)
 
@@ -234,7 +234,9 @@ class GenericSoftwareManager(SoftwareManager, SettingsController):
                         disk_loader = self.disk_loader_factory.new()
                         disk_loader.start()
 
-                    t = Thread(target=self._fill_read_installed, args=(man, disk_loader, net_available, results))
+                    t = Thread(target=self._fill_read_installed,
+                               args=(man, disk_loader, net_available, results),
+                               daemon=True)
                     t.start()
                     read_threads.append(t)
         else:
@@ -248,7 +250,9 @@ class GenericSoftwareManager(SoftwareManager, SettingsController):
                         disk_loader = self.disk_loader_factory.new()
                         disk_loader.start()
 
-                    t = Thread(target=self._fill_read_installed, args=(man, disk_loader, net_available, results))
+                    t = Thread(target=self._fill_read_installed,
+                               args=(man, disk_loader, net_available, results),
+                               daemon=True)
                     t.start()
                     read_threads.append(t)
 
@@ -510,7 +514,8 @@ class GenericSoftwareManager(SoftwareManager, SettingsController):
                 suggestions, threads = [], []
                 for man in self.managers:
                     t = Thread(target=self._fill_suggestions,
-                               args=(suggestions, man, int(self.config['suggestions']['by_type']), filter_installed))
+                               args=(suggestions, man, int(self.config['suggestions']['by_type']), filter_installed),
+                               daemon=True)
                     t.start()
                     threads.append(t)
 
diff --git a/bauh/view/core/downloader.py b/bauh/view/core/downloader.py
index 313fd865..f4461799 100644
--- a/bauh/view/core/downloader.py
+++ b/bauh/view/core/downloader.py
@@ -187,7 +187,7 @@ class AdaptableFileDownloader(FileDownloader):
                         msg.write(f' ( {get_human_size_str(known_size)} )')
                         watcher.change_substatus(msg.getvalue())
                     else:
-                        Thread(target=self._concat_file_size, args=(file_url, msg, watcher)).start()
+                        Thread(target=self._concat_file_size, args=(file_url, msg, watcher), daemon=True).start()
                 else:
                     msg.write(' ( ? Mb )')
                     watcher.change_substatus(msg.getvalue())
diff --git a/bauh/view/core/settings.py b/bauh/view/core/settings.py
index dc1b69f5..558262e0 100644
--- a/bauh/view/core/settings.py
+++ b/bauh/view/core/settings.py
@@ -533,14 +533,14 @@ class GenericSettingsManager(SettingsController):
         ti = time.time()
         save_threads, warnings, success_list = [], [], []
 
-        save_core = Thread(target=self._save_core_settings, args=(component, success_list, warnings))
+        save_core = Thread(target=self._save_core_settings, args=(component, success_list, warnings), daemon=True)
         save_core.start()
         save_threads.append(save_core)
 
         if self._settings_views:
 
             for views in self._settings_views.values():
-                save_view = Thread(target=self._save_views, args=(views, success_list, warnings))
+                save_view = Thread(target=self._save_views, args=(views, success_list, warnings), daemon=True)
                 save_view.start()
                 save_threads.append(save_view)
 
diff --git a/bauh/view/qt/systray.py b/bauh/view/qt/systray.py
index 1d39829f..44228971 100755
--- a/bauh/view/qt/systray.py
+++ b/bauh/view/qt/systray.py
@@ -198,7 +198,7 @@ class TrayIcon(QSystemTrayIcon):
             self.show_manage_window()
 
     def verify_updates(self, notify_user: bool = True):
-        Thread(target=self._verify_updates, args=(notify_user,)).start()
+        Thread(target=self._verify_updates, args=(notify_user,), daemon=True).start()
 
     def _verify_updates(self, notify_user: bool):
         self.notify_updates(self.manager.list_updates(), notify_user=notify_user)