diff --git a/app/src/main/java/org/nsh07/pomodoro/ui/statsScreen/components/visualizations.kt b/app/src/main/java/org/nsh07/pomodoro/ui/statsScreen/components/visualizations.kt
index 83daaf8..4e2a079 100644
--- a/app/src/main/java/org/nsh07/pomodoro/ui/statsScreen/components/visualizations.kt
+++ b/app/src/main/java/org/nsh07/pomodoro/ui/statsScreen/components/visualizations.kt
@@ -271,7 +271,7 @@ fun FocusBreakRatioVisualization(
                     )
             )
             Text(
-                text = breakPercentage.roundToInt().toString() + '%',
+                text = "${breakPercentage.roundToInt()}%",
                 style = typography.bodyLarge,
                 color = colorScheme.tertiary,
                 modifier = Modifier.padding(start = 6.dp)
@@ -438,7 +438,10 @@ fun HeatmapWithWeekLabels(
                                         )
                                         Spacer(Modifier.height(4.dp))
                                         Text(
-                                            text = millisecondsToHoursMinutes(sum),
+                                            text = millisecondsToHoursMinutes(
+                                                sum,
+                                                stringResource(R.string.hours_and_minutes_format)
+                                            ),
                                             style = typography.bodyMedium
                                         )
                                         Spacer(Modifier.height(8.dp))
diff --git a/app/src/main/java/org/nsh07/pomodoro/ui/statsScreen/screens/LastMonthScreen.kt b/app/src/main/java/org/nsh07/pomodoro/ui/statsScreen/screens/LastMonthScreen.kt
index 46296f4..001c96a 100644
--- a/app/src/main/java/org/nsh07/pomodoro/ui/statsScreen/screens/LastMonthScreen.kt
+++ b/app/src/main/java/org/nsh07/pomodoro/ui/statsScreen/screens/LastMonthScreen.kt
@@ -269,7 +269,7 @@ fun SharedTransitionScope.LastMonthScreen(
                             modifier = Modifier.rotate(iconRotation)
                         )
                         Spacer(Modifier.width(ButtonDefaults.IconSpacing))
-                        Text("Show chart")
+                        Text(stringResource(R.string.show_chart))
                     }
 
                     FocusBreakdownChart(
@@ -297,11 +297,11 @@ fun SharedTransitionScope.LastMonthScreen(
 
             item {
                 Text(
-                    "Focus history heatmap",
+                    "Focus history calendar",
                     style = typography.headlineSmall
                 )
                 Text(
-                    "Focus history of the past year. Brighter colors represent a longer focus duration.",
+                    "Focus history of the past month",
                     style = typography.bodySmall,
                     color = colorScheme.onSurfaceVariant
                 )
diff --git a/app/src/main/java/org/nsh07/pomodoro/ui/statsScreen/screens/LastWeekScreen.kt b/app/src/main/java/org/nsh07/pomodoro/ui/statsScreen/screens/LastWeekScreen.kt
index 6353655..56214a4 100644
--- a/app/src/main/java/org/nsh07/pomodoro/ui/statsScreen/screens/LastWeekScreen.kt
+++ b/app/src/main/java/org/nsh07/pomodoro/ui/statsScreen/screens/LastWeekScreen.kt
@@ -270,7 +270,7 @@ fun SharedTransitionScope.LastWeekScreen(
                             modifier = Modifier.rotate(iconRotation)
                         )
                         Spacer(Modifier.width(ButtonDefaults.IconSpacing))
-                        Text("Show chart")
+                        Text(stringResource(R.string.show_chart))
                     }
 
                     FocusBreakdownChart(
@@ -313,7 +313,7 @@ fun SharedTransitionScope.LastWeekScreen(
                         Spacer(Modifier.width(18.dp))
                         (1..9 step 2).forEach {
                             Text(
-                                (it * 10).toString() + "%\n|",
+                                "${it * 10}%\n|",
                                 style = typography.labelSmall,
                                 textAlign = TextAlign.Center,
                                 modifier = Modifier.weight(1f)
diff --git a/app/src/main/java/org/nsh07/pomodoro/ui/statsScreen/screens/LastYearScreen.kt b/app/src/main/java/org/nsh07/pomodoro/ui/statsScreen/screens/LastYearScreen.kt
index b8cca1e..2d03aad 100644
--- a/app/src/main/java/org/nsh07/pomodoro/ui/statsScreen/screens/LastYearScreen.kt
+++ b/app/src/main/java/org/nsh07/pomodoro/ui/statsScreen/screens/LastYearScreen.kt
@@ -290,7 +290,7 @@ fun SharedTransitionScope.LastYearScreen(
                             modifier = Modifier.rotate(iconRotation)
                         )
                         Spacer(Modifier.width(ButtonDefaults.IconSpacing))
-                        Text("Show chart")
+                        Text(stringResource(R.string.show_chart))
                     }
 
                     FocusBreakdownChart(
@@ -320,12 +320,12 @@ fun SharedTransitionScope.LastYearScreen(
 
             item {
                 Text(
-                    "Focus history heatmap",
+                    stringResource(R.string.focus_history_heatmap),
                     style = typography.headlineSmall,
                     modifier = Modifier.padding(horizontal = 16.dp)
                 )
                 Text(
-                    "Focus history of the past year. Deeper colors represent a longer focus duration. Cells are grouped by month.",
+                    stringResource(R.string.focus_history_heatmap_desc),
                     style = typography.bodySmall,
                     color = colorScheme.onSurfaceVariant,
                     modifier = Modifier.padding(horizontal = 16.dp)
@@ -347,7 +347,7 @@ fun SharedTransitionScope.LastYearScreen(
                     modifier = Modifier.fillMaxWidth()
                 ) {
                     Text(
-                        "Less",
+                        stringResource(R.string.less),
                         color = colorScheme.onSurfaceVariant,
                         style = typography.labelMedium
                     )
@@ -374,7 +374,7 @@ fun SharedTransitionScope.LastYearScreen(
                     }
                     Spacer(Modifier.width(8.dp))
                     Text(
-                        "More",
+                        stringResource(R.string.more),
                         color = colorScheme.onSurfaceVariant,
                         style = typography.labelMedium
                     )
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 4ea1d5f..2467e98 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -114,4 +114,8 @@
     <string name="focus_breakdown_desc">Average focus durations at different times of the day</string>
     <string name="focus_history">Focus history</string>
     <string name="focus_history_desc">Focus breakdown of each day of the past week (click on each cell for more info)</string>
+    <string name="less">Less</string>
+    <string name="show_chart">Show chart</string>
+    <string name="focus_history_heatmap">Focus history heatmap</string>
+    <string name="focus_history_heatmap_desc">Focus history of the past year. Deeper colors represent a longer duration. Cells are grouped by month. Tap on cells for more info.</string>
 </resources>
\ No newline at end of file