diff --git a/ginga/qtw/CanvasRenderQt.py b/ginga/qtw/CanvasRenderQt.py
index 56a25adbc..8b445f409 100644
--- a/ginga/qtw/CanvasRenderQt.py
+++ b/ginga/qtw/CanvasRenderQt.py
@@ -26,7 +26,7 @@ def __init__(self, renderer, viewer, surface):
 
         # special scaling for Qt text drawing to normalize it relative
         # to other backends
-        self._font_scale_factor = 1.4
+        self._font_scale_factor = 1.0
 
     def get_line(self, color, alpha=1.0, linewidth=1, linestyle='solid'):
         line = super().get_line(color, alpha=alpha, linewidth=linewidth,
diff --git a/ginga/rv/Control.py b/ginga/rv/Control.py
index 3f2f8fa1e..d90fc105b 100644
--- a/ginga/rv/Control.py
+++ b/ginga/rv/Control.py
@@ -66,7 +66,8 @@ def __init__(self, logger, thread_pool, module_manager, preferences,
         # Create general preferences
         self.prefs = preferences
         settings = self.prefs.create_category('general')
-        settings.add_defaults(title="Ginga",
+        settings.add_defaults(appname='ginga',
+                              title="Ginga",
                               fixedFont=None,
                               serifFont=None,
                               sansFont=None,
@@ -116,6 +117,7 @@ def __init__(self, logger, thread_pool, module_manager, preferences,
         self.cur_channel = None
         self.wscount = 0
         self.statustask = None
+        self.appname = settings.get('appname', 'ginga')
 
         # Load bindings preferences
         bindprefs = self.prefs.create_category('bindings')
@@ -197,7 +199,7 @@ def get_backend_timer(self):
         return self.make_timer()
 
     def stop(self):
-        self.logger.info("shutting down Ginga...")
+        self.logger.info(f"shutting down {self.appname}...")
         self.timer_factory.quit()
         self.ev_quit.set()
         self.logger.debug("should be exiting now")
@@ -453,7 +455,7 @@ def help_text(self, name, text, text_kind='plain', trim_pfx=0):
     def help(self, text=None, text_kind='url'):
         if text_kind == 'url':
             if text is None:
-                # get top URL of external Ginga RTD docs
+                # get top URL of external RTD docs
                 text = download_doc.get_online_docs_url(plugin=None)
             self.show_help_url(text)
         else:
@@ -1346,7 +1348,7 @@ def add_channel(self, chname, workspace=None,
                     num_images=None, settings=None,
                     settings_template=None,
                     settings_share=None, share_keylist=None):
-        """Create a new Ginga channel.
+        """Create a new channel.
 
         Parameters
         ----------
@@ -1825,7 +1827,7 @@ def make_viewer(self, vinfo, channel):
     ####################################################
 
     def set_titlebar(self, text):
-        self.w.root.set_title("Ginga: %s" % text)
+        self.w.root.set_title("{}: {}".format(self.appname.capitalize(), text))
 
     def build_viewpane(self, settings, rgbmap=None, size=(1, 1)):
         # instantiate bindings loaded with users preferences
diff --git a/ginga/rv/main.py b/ginga/rv/main.py
index dcac7e1dd..117b8ef08 100644
--- a/ginga/rv/main.py
+++ b/ginga/rv/main.py
@@ -382,7 +382,8 @@ def main(self, options, args):
         # Set up preferences
         prefs = Settings.Preferences(basefolder=self.basedir, logger=logger)
         settings = prefs.create_category('general')
-        settings.set_defaults(title=self.appname.capitalize(),
+        settings.set_defaults(appname=self.appname,
+                              title=self.appname.capitalize(),
                               useMatplotlibColormaps=False,
                               widgetSet='choose',
                               WCSpkg='choose', FITSpkg='choose',