diff --git a/browser/ui/android/strings/android_brave_strings.grd b/browser/ui/android/strings/android_brave_strings.grd
index ba6731939ecb..c981485658e0 100644
--- a/browser/ui/android/strings/android_brave_strings.grd
+++ b/browser/ui/android/strings/android_brave_strings.grd
@@ -597,13 +597,13 @@ This file contains all "about" strings.  It is set to NOT be translated, in tran
         Enabled
       </message>
       <message name="IDS_BRAVE_NEWS_OPTIN_TITLE" desc="Text for opt in card title">
-        Today’s top stories in a completely private feed, just for you.
+        Today’s top stories in a private feed, just for you.
       </message>
       <message name="IDS_BRAVE_NEWS_SETTINGS_OPTIN_TITLE" desc="Text for opt in card title in settings">
         Turn on Brave News, and never miss a story
       </message>
       <message name="IDS_BRAVE_NEWS_OPTIN_SUBTITLE" desc="Text for opt in card subtitle">
-        Brave News is ad-supported with completely private and anonymized ads matched on your device.
+        Brave News is ad-supported with private and anonymized ads matched on your device.
       </message>
       <message name="IDS_BRAVE_NEWS_SETTINGS_OPTIN_SUBTITLE" desc="Text for opt in card subtitle in settings">
         Follow your favorite sources, in a single feed. Just open a tab in Brave, scroll down, and... voila!\nBrave News is ad-supported with private, anonymized ads.
@@ -882,7 +882,7 @@ This file contains all "about" strings.  It is set to NOT be translated, in tran
         Send diagnostic reports if you experience a crash or freeze.
       </message>
       <message name="IDS_P3A_INSIGHTS" desc="Text for p3a insights onboarding">
-        Share completely private and anonymous product insights about what features are being used by Brave's users.
+        Share private and anonymous product insights about what features are being used by Brave's users.
       </message>
       <message name="IDS_TYPE_WEBSITE" desc="Text for searhbox tooltip title onboarding">
         Type a website name or URL
diff --git a/components/brave_welcome_ui/stories/locale.ts b/components/brave_welcome_ui/stories/locale.ts
index cab6cd7a6bd8..7d8809832adb 100644
--- a/components/brave_welcome_ui/stories/locale.ts
+++ b/components/brave_welcome_ui/stories/locale.ts
@@ -22,7 +22,7 @@ provideStrings({
   braveWelcomeSelectAllButtonLabel: 'Select All',
   braveWelcomeHelpImproveBraveTitle: 'Help make Brave better.',
   braveWelcomeSendReportsLabel: 'Send diagnostic reports if you experience a crash or freeze. $1Learn more.$2',
-  braveWelcomeSendInsightsLabel: 'Share completely private and anonymous product insights about what features are being used by Brave\'s users. $1Learn more.$2',
+  braveWelcomeSendInsightsLabel: 'Share private and anonymous product insights about what features are being used by Brave\'s users. $1Learn more.$2',
   braveWelcomeSetupCompleteLabel: 'Setup complete',
   braveWelcomeChangeSettingsNote: ' Change these choices at any time in Brave at $1brave://settings/privacy$2.',
   braveWelcomePrivacyPolicyNote: 'Read our full $1Privacy Policy$2',
diff --git a/components/resources/brave_welcome_strings.grdp b/components/resources/brave_welcome_strings.grdp
index 39e7c79421f4..6946cdc7deb2 100644
--- a/components/resources/brave_welcome_strings.grdp
+++ b/components/resources/brave_welcome_strings.grdp
@@ -65,7 +65,7 @@
 </message>
 
 <message name="IDS_BRAVE_WELCOME_SEND_INSIGHTS_LABEL" desc="A checkbox label for user to opt-in opt-out to share anonymous, product insights information">
-  Share completely private and anonymous product insights about what features are being used by Brave's users. <ph name="LINK_BEFORE">$1</ph>Learn more.<ph name="LINK_AFTER">$2</ph>
+  Share private and anonymous product insights about what features are being used by Brave's users. <ph name="LINK_BEFORE">$1</ph>Learn more.<ph name="LINK_AFTER">$2</ph>
 </message>
 
 <message name="IDS_BRAVE_WELCOME_SETUP_COMPLETE_LABEL" desc="A title for screen when user has completed all the steps">
diff --git a/ios/brave-ios/App/iOS/Delegates/SceneDelegate.swift b/ios/brave-ios/App/iOS/Delegates/SceneDelegate.swift
index bfe96eeeb080..7074db1bfe2f 100644
--- a/ios/brave-ios/App/iOS/Delegates/SceneDelegate.swift
+++ b/ios/brave-ios/App/iOS/Delegates/SceneDelegate.swift
@@ -134,7 +134,7 @@ class SceneDelegate: UIResponder, UIWindowSceneDelegate {
       // The reason p3a user consent is necesserray to call search ad install attribution API methods
       if !Preferences.AppState.dailyUserPingAwaitingUserConsent.value {
         // If P3A is not enabled, send the organic install code at daily pings which is BRV001
-        // User has not opted in to share completely private and anonymous product insights
+        // User has not opted in to share private and anonymous product insights
         if AppState.shared.braveCore.p3aUtils.isP3AEnabled {
           Task { @MainActor in
             do {
diff --git a/ios/brave-ios/Sources/BraveStrings/BraveStrings.swift b/ios/brave-ios/Sources/BraveStrings/BraveStrings.swift
index 80df430734bf..9ba4e4d3ed34 100644
--- a/ios/brave-ios/Sources/BraveStrings/BraveStrings.swift
+++ b/ios/brave-ios/Sources/BraveStrings/BraveStrings.swift
@@ -795,7 +795,7 @@ extension Strings {
         "callout.p3aCalloutToggleTitle",
         tableName: "BraveShared",
         bundle: .module,
-        value: "Share Completely Private and Anonymous Product Insights.",
+        value: "Share Private and Anonymous Product Insights.",
         comment:
           "Title for toggle for enabling p3a (Privacy Preserving Analytics) Full Screen Callout"
       )
diff --git a/ios/brave-ios/Sources/Onboarding/WelcomeFocus/Resources/FocusOnboardingStrings.swift b/ios/brave-ios/Sources/Onboarding/WelcomeFocus/Resources/FocusOnboardingStrings.swift
index 60fad4f9d5cb..e82b1977d513 100644
--- a/ios/brave-ios/Sources/Onboarding/WelcomeFocus/Resources/FocusOnboardingStrings.swift
+++ b/ios/brave-ios/Sources/Onboarding/WelcomeFocus/Resources/FocusOnboardingStrings.swift
@@ -68,7 +68,7 @@ extension Strings {
       "focusOnboarding.p3aToggleTitle",
       tableName: "FocusOnboarding",
       bundle: .module,
-      value: "Share Completely Private & Anonymous Product Insights.",
+      value: "Share Private & Anonymous Product Insights.",
       comment: "The title of the toggle for enable / disable the privacy preserving analytics."
     )