diff --git a/CHANGELOG.md b/CHANGELOG.md
index c8878e6ad..9cb127833 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
+- Improved the language localization by translating various tooltips across the application
 - Upgraded `yahoo-finance2` from version `3.14.3` to `3.15.4`
 
 ## 3.19.1 - 2026-07-03
diff --git a/apps/client/src/app/pages/about/overview/about-overview-page.html b/apps/client/src/app/pages/about/overview/about-overview-page.html
index ede2be190..6e0b0323d 100644
--- a/apps/client/src/app/pages/about/overview/about-overview-page.html
+++ b/apps/client/src/app/pages/about/overview/about-overview-page.html
@@ -16,6 +16,7 @@
             >The source code is fully available as
             <a
               href="https://github.com/ghostfolio/ghostfolio"
+              i18n-title
               title="Find Ghostfolio on GitHub"
               >open source software</a
             >
@@ -49,6 +50,7 @@
             >and is driven by the efforts of its
             <a
               href="https://github.com/ghostfolio/ghostfolio/graphs/contributors"
+              i18n-title
               title="Contributors to Ghostfolio"
               >contributors</a
             ></ng-container
@@ -72,12 +74,14 @@
             Ghostfolio
             <a
               href="https://join.slack.com/t/ghostfolio/shared_invite/zt-vsaan64h-F_I0fEo5M0P88lP9ibCxFg"
+              i18n-title
               title="Join the Ghostfolio Slack community"
               >Slack</a
             >
             community, post to
             <a
               href="https://x.com/ghostfolio_"
+              i18n-title
               title="Post to Ghostfolio on X (formerly Twitter)"
               >&#64;ghostfolio_</a
             ></ng-container
diff --git a/apps/client/src/app/pages/landing/landing-page.html b/apps/client/src/app/pages/landing/landing-page.html
index dc0df10d4..cb86b471d 100644
--- a/apps/client/src/app/pages/landing/landing-page.html
+++ b/apps/client/src/app/pages/landing/landing-page.html
@@ -14,6 +14,7 @@
       <div class="mb-4">
         <a
           href="https://www.youtube.com/watch?v=yY6ObSQVJZk"
+          i18n-title
           target="_blank"
           title="Watch the Ghostfol.io Trailer on YouTube"
         >
@@ -58,6 +59,7 @@
       >
         <a
           class="d-block"
+          i18n-title
           title="Ghostfolio in Numbers: Monthly Active Users (MAU)"
           [routerLink]="routerLinkOpenStartup"
         >
@@ -76,6 +78,7 @@
       >
         <a
           class="d-block"
+          i18n-title
           title="Ghostfolio in Numbers: Stars on GitHub"
           [routerLink]="routerLinkOpenStartup"
         >
@@ -94,6 +97,7 @@
       >
         <a
           class="d-block"
+          i18n-title
           title="Ghostfolio in Numbers: Pulls on Docker Hub"
           [routerLink]="routerLinkOpenStartup"
         >
diff --git a/apps/client/src/app/pages/open/open-page.html b/apps/client/src/app/pages/open/open-page.html
index e7ff2719c..7ba6c1f4c 100644
--- a/apps/client/src/app/pages/open/open-page.html
+++ b/apps/client/src/app/pages/open/open-page.html
@@ -8,6 +8,7 @@
           the source code as
           <a
             href="https://github.com/ghostfolio/ghostfolio"
+            i18n-title
             title="Find Ghostfolio on GitHub"
             >open source software</a
           >
diff --git a/apps/client/src/app/pages/portfolio/activities/create-or-update-activity-dialog/create-or-update-activity-dialog.html b/apps/client/src/app/pages/portfolio/activities/create-or-update-activity-dialog/create-or-update-activity-dialog.html
index 8f2dfebfd..b5dbf4669 100644
--- a/apps/client/src/app/pages/portfolio/activities/create-or-update-activity-dialog/create-or-update-activity-dialog.html
+++ b/apps/client/src/app/pages/portfolio/activities/create-or-update-activity-dialog/create-or-update-activity-dialog.html
@@ -233,6 +233,7 @@
         ) {
           <button
             class="ml-2 mt-1 no-min-width"
+            i18n-title
             mat-button
             title="Apply current market price"
             type="button"
diff --git a/apps/client/src/app/pages/resources/personal-finance-tools/personal-finance-tools-page.html b/apps/client/src/app/pages/resources/personal-finance-tools/personal-finance-tools-page.html
index 0e9bb8785..505b94dd7 100644
--- a/apps/client/src/app/pages/resources/personal-finance-tools/personal-finance-tools-page.html
+++ b/apps/client/src/app/pages/resources/personal-finance-tools/personal-finance-tools-page.html
@@ -28,6 +28,7 @@
               <div class="flex-nowrap no-gutters row">
                 <a
                   class="d-flex overflow-hidden p-3 w-100"
+                  i18n-title
                   title="Compare Ghostfolio to {{
                     personalFinanceTool.name
                   }} - {{ personalFinanceTool.slogan }}"
diff --git a/libs/ui/src/lib/accounts-table/accounts-table.component.html b/libs/ui/src/lib/accounts-table/accounts-table.component.html
index daedd5d66..f73c6dfe5 100644
--- a/libs/ui/src/lib/accounts-table/accounts-table.component.html
+++ b/libs/ui/src/lib/accounts-table/accounts-table.component.html
@@ -281,6 +281,7 @@
         @if (element.comment) {
           <button
             class="mx-1 no-min-width px-2"
+            i18n-title
             mat-button
             title="Note"
             (click)="onOpenComment(element.comment); $event.stopPropagation()"
diff --git a/libs/ui/src/lib/activities-table/activities-table.component.html b/libs/ui/src/lib/activities-table/activities-table.component.html
index 0041f5a14..a98d51f56 100644
--- a/libs/ui/src/lib/activities-table/activities-table.component.html
+++ b/libs/ui/src/lib/activities-table/activities-table.component.html
@@ -366,6 +366,7 @@
         @if (element.comment) {
           <button
             class="mx-1 no-min-width px-2"
+            i18n-title
             mat-button
             title="Note"
             (click)="onOpenComment(element.comment); $event.stopPropagation()"
diff --git a/libs/ui/src/lib/historical-market-data-editor/historical-market-data-editor-dialog/historical-market-data-editor-dialog.html b/libs/ui/src/lib/historical-market-data-editor/historical-market-data-editor-dialog/historical-market-data-editor-dialog.html
index 7bb5827ef..7e8183664 100644
--- a/libs/ui/src/lib/historical-market-data-editor/historical-market-data-editor-dialog/historical-market-data-editor-dialog.html
+++ b/libs/ui/src/lib/historical-market-data-editor/historical-market-data-editor-dialog/historical-market-data-editor-dialog.html
@@ -35,6 +35,7 @@
       </mat-form-field>
       <button
         class="ml-2 mt-1 no-min-width"
+        i18n-title
         mat-button
         title="Fetch market price"
         (click)="onFetchSymbolForDate()"
diff --git a/libs/ui/src/lib/holdings-table/holdings-table.component.html b/libs/ui/src/lib/holdings-table/holdings-table.component.html
index f19646552..b1209288b 100644
--- a/libs/ui/src/lib/holdings-table/holdings-table.component.html
+++ b/libs/ui/src/lib/holdings-table/holdings-table.component.html
@@ -120,7 +120,7 @@
         mat-sort-header
       >
         <span class="d-none d-sm-block" i18n>Allocation</span>
-        <span class="d-block d-sm-none" title="Allocation">%</span>
+        <span class="d-block d-sm-none" i18n-title title="Allocation">%</span>
       </th>
       <td *matCellDef="let element" class="px-1" mat-cell>
         <div class="d-flex justify-content-end">
@@ -164,7 +164,7 @@
         mat-sort-header="netPerformancePercentWithCurrencyEffect"
       >
         <span class="d-none d-sm-block" i18n>Performance</span>
-        <span class="d-block d-sm-none" title="Performance">±</span>
+        <span class="d-block d-sm-none" i18n-title title="Performance">±</span>
       </th>
       <td *matCellDef="let element" class="px-1" mat-cell>
         <div class="d-flex justify-content-end">
diff --git a/libs/ui/src/lib/premium-indicator/premium-indicator.component.html b/libs/ui/src/lib/premium-indicator/premium-indicator.component.html
index 71baae6cb..635346ffb 100644
--- a/libs/ui/src/lib/premium-indicator/premium-indicator.component.html
+++ b/libs/ui/src/lib/premium-indicator/premium-indicator.component.html
@@ -1,5 +1,6 @@
 <a
   class="align-items-center d-flex"
+  i18n-title
   title="Upgrade to Ghostfolio Premium"
   [routerLink]="routerLinkPricing"
   [style.pointer-events]="enableLink ? 'initial' : 'none'"
diff --git a/libs/ui/src/lib/top-holdings/top-holdings.component.html b/libs/ui/src/lib/top-holdings/top-holdings.component.html
index 1f9418230..bb3850b8c 100644
--- a/libs/ui/src/lib/top-holdings/top-holdings.component.html
+++ b/libs/ui/src/lib/top-holdings/top-holdings.component.html
@@ -38,7 +38,7 @@
     <ng-container matColumnDef="allocationInPercentage" stickyEnd>
       <th *matHeaderCellDef class="px-2 text-right" mat-header-cell>
         <span class="d-none d-sm-block" i18n>Allocation</span>
-        <span class="d-block d-sm-none" title="Allocation">%</span>
+        <span class="d-block d-sm-none" i18n-title title="Allocation">%</span>
       </th>
       <td *matCellDef="let element" class="px-2" mat-cell>
         <div class="d-flex justify-content-end">