diff --git a/src/app_sweep.cpp b/src/app_sweep.cpp
index 760ca69..fb182bc 100644
--- a/src/app_sweep.cpp
+++ b/src/app_sweep.cpp
@@ -14,6 +14,7 @@
 #include "app.h"
 
 #include "config/settings.h"
+#include "data/address_book.h"
 #include "ui/schema/skin_manager.h"
 #include "ui/notifications.h"
 #include "ui/sidebar.h"
@@ -90,6 +91,29 @@ const char* kDemoMnemonic =
 const char* kDemoZAddr =
     "zs1demoseedwalletreceiveaddressforuisweepcaptures00000000000000000000000000";
 const char* kDemoTxid = "b647077c471fdd2877d35c9d8b70e3c785547fae618458b4068d913ee3d1dc4f";
+
+// Contacts-view sweep: seed a few demo contacts (Z + T types, some global) so the Cards/List/Table
+// modes render with data, and restore the real book afterward. Uses sweepSetEntries (no disk write),
+// so the user's persisted address book is never touched even if the sweep is interrupted.
+std::vector<data::AddressBookEntry> s_contactsSweepBackup;
+void seedSweepContacts(App& a)
+{
+    s_contactsSweepBackup = a.addressBook().entries();
+    data::AddressBookEntry e1("drgx pool payout address", kDemoZAddr, "mining pool payouts");   // Z, global
+    data::AddressBookEntry e2("exchange deposit", "t1DemoTransparentAddressForUiSweep00000", ""); // T
+    // Scope to the active wallet so it's visible (the tab hides contacts not in the active wallet);
+    // non-empty hash also keeps it non-global -> no globe badge, so the list shows a global/non-global mix.
+    e2.scope = a.activeWalletIdentityHash();
+    data::AddressBookEntry e3("cold savings",
+        "zs1sweepdemocoldsavingsaddressforuicapture0000000000000000000000000000", "long-term storage"); // Z, global
+    a.addressBook().sweepSetEntries({ e1, e2, e3 });
+}
+void restoreSweepContacts(App& a)
+{
+    a.addressBook().sweepSetEntries(s_contactsSweepBackup);
+    s_contactsSweepBackup.clear();
+    if (a.settings()) a.settings()->setContactsViewMode(0);
+}
 }  // namespace
 
 std::string App::screenshotDir() const
@@ -373,6 +397,16 @@ void App::buildSweepCatalog()
     add("modal-key-export", ui::NavPage::Overview,
         [](App&) { ui::KeyExportDialog::show(kDemoZAddr, ui::KeyExportDialog::KeyType::Private); },
         [](App&) { ui::KeyExportDialog::hide(); });
+    // Contacts address-list view modes, each seeded with demo contacts (restored after; no disk write).
+    add("contacts-cards", ui::NavPage::Contacts,
+        [](App& a) { seedSweepContacts(a); if (a.settings()) a.settings()->setContactsViewMode(0); },
+        [](App& a) { restoreSweepContacts(a); });
+    add("contacts-list", ui::NavPage::Contacts,
+        [](App& a) { seedSweepContacts(a); if (a.settings()) a.settings()->setContactsViewMode(1); },
+        [](App& a) { restoreSweepContacts(a); });
+    add("contacts-table", ui::NavPage::Contacts,
+        [](App& a) { seedSweepContacts(a); if (a.settings()) a.settings()->setContactsViewMode(2); },
+        [](App& a) { restoreSweepContacts(a); });
     add("modal-about", ui::NavPage::Overview,
         [](App& a) { a.show_about_ = true; }, [](App& a) { a.show_about_ = false; });
     add("modal-settings", ui::NavPage::Settings,
diff --git a/src/data/address_book.h b/src/data/address_book.h
index 01e5cdf..afaab5e 100644
--- a/src/data/address_book.h
+++ b/src/data/address_book.h
@@ -109,6 +109,12 @@ public:
      */
     size_t size() const { return entries_.size(); }
 
+    /**
+     * @brief UI-sweep ONLY: replace the in-memory entries WITHOUT persisting to disk, so the sweep can
+     * seed demo contacts and restore the real book without a disk write. Do not use outside the sweep.
+     */
+    void sweepSetEntries(std::vector<AddressBookEntry> e) { entries_ = std::move(e); }
+
     /**
      * @brief Check if empty
      */