diff --git a/nano/node/json_handler.cpp b/nano/node/json_handler.cpp
index 9dd69a31aa..603d4450d9 100644
--- a/nano/node/json_handler.cpp
+++ b/nano/node/json_handler.cpp
@@ -105,11 +105,11 @@ void nano::json_handler::process_request (bool unsafe_a)
 			{
 				mnano_to_raw (nano::kxrb_ratio);
 			}
-			else if (action == "nano_from_raw" || action == "rai_from_raw")
+			else if (action == "rai_from_raw")
 			{
 				mnano_from_raw (nano::xrb_ratio);
 			}
-			else if (action == "nano_to_raw" || action == "rai_to_raw")
+			else if (action == "rai_to_raw")
 			{
 				mnano_to_raw (nano::xrb_ratio);
 			}
@@ -121,6 +121,14 @@ void nano::json_handler::process_request (bool unsafe_a)
 			{
 				mnano_to_raw ();
 			}
+			else if (action == "nano_to_raw")
+			{
+				nano_to_raw ();
+			}
+			else if (action == "raw_to_nano")
+			{
+				raw_to_nano ();
+			}
 			else if (action == "password_valid")
 			{
 				password_valid ();
@@ -2731,6 +2739,7 @@ void nano::json_handler::ledger ()
 void nano::json_handler::mnano_from_raw (nano::uint128_t ratio)
 {
 	auto amount (amount_impl ());
+	response_l.put ("deprecated", "1");
 	if (!ec)
 	{
 		auto result (amount.number () / ratio);
@@ -2742,6 +2751,7 @@ void nano::json_handler::mnano_from_raw (nano::uint128_t ratio)
 void nano::json_handler::mnano_to_raw (nano::uint128_t ratio)
 {
 	auto amount (amount_impl ());
+	response_l.put ("deprecated", "1");
 	if (!ec)
 	{
 		auto result (amount.number () * ratio);
@@ -2757,6 +2767,35 @@ void nano::json_handler::mnano_to_raw (nano::uint128_t ratio)
 	response_errors ();
 }
 
+void nano::json_handler::nano_to_raw ()
+{
+	auto amount (amount_impl ());
+	if (!ec)
+	{
+		auto result (amount.number () * nano::Mxrb_ratio);
+		if (result > amount.number ())
+		{
+			response_l.put ("amount", result.convert_to<std::string> ());
+		}
+		else
+		{
+			ec = nano::error_common::invalid_amount_big;
+		}
+	}
+	response_errors ();
+}
+
+void nano::json_handler::raw_to_nano ()
+{
+	auto amount (amount_impl ());
+	if (!ec)
+	{
+		auto result (amount.number () / nano::Mxrb_ratio);
+		response_l.put ("amount", result.convert_to<std::string> ());
+	}
+	response_errors ();
+}
+
 /*
  * @warning This is an internal/diagnostic RPC, do not rely on its interface being stable
  */
diff --git a/nano/node/json_handler.hpp b/nano/node/json_handler.hpp
index 67c6380110..eb743d4b56 100644
--- a/nano/node/json_handler.hpp
+++ b/nano/node/json_handler.hpp
@@ -75,6 +75,8 @@ class json_handler : public std::enable_shared_from_this<nano::json_handler>
 	void ledger ();
 	void mnano_to_raw (nano::uint128_t = nano::Mxrb_ratio);
 	void mnano_from_raw (nano::uint128_t = nano::Mxrb_ratio);
+	void nano_to_raw ();
+	void raw_to_nano ();
 	void node_id ();
 	void node_id_delete ();
 	void password_change ();
diff --git a/nano/qt/qt.cpp b/nano/qt/qt.cpp
index 8001322621..d0a91e87f9 100644
--- a/nano/qt/qt.cpp
+++ b/nano/qt/qt.cpp
@@ -1458,16 +1458,8 @@ void nano_qt::wallet::change_rendering_ratio (nano::uint128_t const & rendering_
 std::string nano_qt::wallet::format_balance (nano::uint128_t const & balance) const
 {
 	auto balance_str = nano::amount (balance).format_balance (rendering_ratio, 3, false);
-	auto unit = std::string ("NANO");
-	if (rendering_ratio == nano::kxrb_ratio)
-	{
-		unit = std::string ("knano");
-	}
-	else if (rendering_ratio == nano::xrb_ratio)
-	{
-		unit = std::string ("nano");
-	}
-	else if (rendering_ratio == nano::raw_ratio)
+	auto unit = std::string ("nano");
+	if (rendering_ratio == nano::raw_ratio)
 	{
 		unit = std::string ("raw");
 	}
@@ -1751,8 +1743,6 @@ nano_qt::advanced_actions::advanced_actions (nano_qt::wallet & wallet_a) :
 	scale_layout (new QHBoxLayout),
 	scale_label (new QLabel ("Scale:")),
 	ratio_group (new QButtonGroup),
-	mnano_unit (new QRadioButton ("Mnano")),
-	knano_unit (new QRadioButton ("knano")),
 	nano_unit (new QRadioButton ("nano")),
 	raw_unit (new QRadioButton ("raw")),
 	back (new QPushButton ("Back")),
@@ -1775,17 +1765,11 @@ nano_qt::advanced_actions::advanced_actions (nano_qt::wallet & wallet_a) :
 	peers_back (new QPushButton ("Back")),
 	wallet (wallet_a)
 {
-	ratio_group->addButton (mnano_unit);
-	ratio_group->addButton (knano_unit);
 	ratio_group->addButton (nano_unit);
 	ratio_group->addButton (raw_unit);
-	ratio_group->setId (mnano_unit, 0);
-	ratio_group->setId (knano_unit, 1);
 	ratio_group->setId (nano_unit, 2);
 	ratio_group->setId (raw_unit, 3);
 	scale_layout->addWidget (scale_label);
-	scale_layout->addWidget (mnano_unit);
-	scale_layout->addWidget (knano_unit);
 	scale_layout->addWidget (nano_unit);
 	scale_layout->addWidget (raw_unit);
 	scale_window->setLayout (scale_layout);
@@ -1839,25 +1823,11 @@ nano_qt::advanced_actions::advanced_actions (nano_qt::wallet & wallet_a) :
 	layout->addWidget (back);
 	window->setLayout (layout);
 
-	QObject::connect (mnano_unit, &QRadioButton::toggled, [this] () {
-		if (mnano_unit->isChecked ())
-		{
-			QSettings ().setValue (saved_ratio_key, ratio_group->id (mnano_unit));
-			this->wallet.change_rendering_ratio (nano::Mxrb_ratio);
-		}
-	});
-	QObject::connect (knano_unit, &QRadioButton::toggled, [this] () {
-		if (knano_unit->isChecked ())
-		{
-			QSettings ().setValue (saved_ratio_key, ratio_group->id (knano_unit));
-			this->wallet.change_rendering_ratio (nano::kxrb_ratio);
-		}
-	});
 	QObject::connect (nano_unit, &QRadioButton::toggled, [this] () {
 		if (nano_unit->isChecked ())
 		{
 			QSettings ().setValue (saved_ratio_key, ratio_group->id (nano_unit));
-			this->wallet.change_rendering_ratio (nano::xrb_ratio);
+			this->wallet.change_rendering_ratio (nano::Mxrb_ratio);
 		}
 	});
 	QObject::connect (raw_unit, &QRadioButton::toggled, [this] () {
@@ -1867,17 +1837,23 @@ nano_qt::advanced_actions::advanced_actions (nano_qt::wallet & wallet_a) :
 			this->wallet.change_rendering_ratio (nano::raw_ratio);
 		}
 	});
-	auto selected_ratio_id (QSettings ().value (saved_ratio_key, ratio_group->id (mnano_unit)).toInt ());
+	auto selected_ratio_id (QSettings ().value (saved_ratio_key, ratio_group->id (nano_unit)).toInt ());
 	auto selected_ratio_button = ratio_group->button (selected_ratio_id);
 	debug_assert (selected_ratio_button != nullptr);
 
+	// Make sure value is not out of bounds
+	if (selected_ratio_id < 0 || selected_ratio_id > 1)
+	{
+		QSettings ().setValue (saved_ratio_key, 0);
+		selected_ratio_id = 0;
+	}
 	if (selected_ratio_button)
 	{
 		selected_ratio_button->click ();
 	}
 	else
 	{
-		mnano_unit->click ();
+		nano_unit->click ();
 	}
 	QObject::connect (wallet_refresh, &QPushButton::released, [this] () {
 		this->wallet.accounts.refresh ();
diff --git a/nano/qt/qt.hpp b/nano/qt/qt.hpp
index 4147dbc95d..fd94052bbd 100644
--- a/nano/qt/qt.hpp
+++ b/nano/qt/qt.hpp
@@ -66,8 +66,6 @@ class advanced_actions
 	QHBoxLayout * scale_layout;
 	QLabel * scale_label;
 	QButtonGroup * ratio_group;
-	QRadioButton * mnano_unit;
-	QRadioButton * knano_unit;
 	QRadioButton * nano_unit;
 	QRadioButton * raw_unit;
 	QPushButton * back;
diff --git a/nano/qt_test/qt.cpp b/nano/qt_test/qt.cpp
index 4b26d8a532..2e75bacac7 100644
--- a/nano/qt_test/qt.cpp
+++ b/nano/qt_test/qt.cpp
@@ -104,7 +104,7 @@ TEST (wallet, startup_balance)
 	wallet->needs_balance_refresh = true;
 	wallet->start ();
 	wallet->application.processEvents (QEventLoop::AllEvents);
-	ASSERT_EQ ("Balance: 0 NANO", wallet->self.balance_label->text ().toStdString ());
+	ASSERT_EQ ("Balance: 0 nano", wallet->self.balance_label->text ().toStdString ());
 }
 
 TEST (wallet, select_account)
diff --git a/nano/rpc_test/rpc.cpp b/nano/rpc_test/rpc.cpp
index c15820a5df..ae0dc837dc 100644
--- a/nano/rpc_test/rpc.cpp
+++ b/nano/rpc_test/rpc.cpp
@@ -2465,17 +2465,17 @@ TEST (rpc, nano_to_raw)
 	request1.put ("action", "nano_to_raw");
 	request1.put ("amount", "1");
 	auto response1 (wait_response (system, rpc, request1));
-	ASSERT_EQ (nano::xrb_ratio.convert_to<std::string> (), response1.get<std::string> ("amount"));
+	ASSERT_EQ (nano::Mxrb_ratio.convert_to<std::string> (), response1.get<std::string> ("amount"));
 }
 
-TEST (rpc, nano_from_raw)
+TEST (rpc, raw_to_nano)
 {
 	nano::system system;
 	auto node1 = add_ipc_enabled_node (system);
 	auto [rpc, rpc_ctx] = add_rpc (system, node1);
 	boost::property_tree::ptree request1;
-	request1.put ("action", "nano_from_raw");
-	request1.put ("amount", nano::xrb_ratio.convert_to<std::string> ());
+	request1.put ("action", "raw_to_nano");
+	request1.put ("amount", nano::Mxrb_ratio.convert_to<std::string> ());
 	auto response1 (wait_response (system, rpc, request1));
 	ASSERT_EQ ("1", response1.get<std::string> ("amount"));
 }