diff --git a/Tips.storekit b/Tips.storekit
new file mode 100644
index 0000000..c14b726
--- /dev/null
+++ b/Tips.storekit
@@ -0,0 +1,61 @@
+{
+  "identifier" : "B00KST4X-T1PS",
+  "nonConsumableProducts" : [],
+  "nonRenewingSubscriptionProducts" : [],
+  "products" : [
+    {
+      "displayPrice" : "0.99",
+      "familySharable" : false,
+      "internalID" : "D1A2B3C4-0001-0001-0001-000000000001",
+      "localizations" : [
+        {
+          "description" : "Support the developer with a small tip",
+          "displayName" : "Page",
+          "locale" : "en_US"
+        }
+      ],
+      "productID" : "donatepage",
+      "referenceName" : "Page",
+      "type" : "consumable"
+    },
+    {
+      "displayPrice" : "4.99",
+      "familySharable" : false,
+      "internalID" : "D1A2B3C4-0002-0002-0002-000000000002",
+      "localizations" : [
+        {
+          "description" : "Support the developer with a generous tip",
+          "displayName" : "Book",
+          "locale" : "en_US"
+        }
+      ],
+      "productID" : "donatebook",
+      "referenceName" : "Book",
+      "type" : "consumable"
+    },
+    {
+      "displayPrice" : "49.99",
+      "familySharable" : false,
+      "internalID" : "D1A2B3C4-0003-0003-0003-000000000003",
+      "localizations" : [
+        {
+          "description" : "Support the developer with a very generous tip",
+          "displayName" : "Encyclopedia",
+          "locale" : "en_US"
+        }
+      ],
+      "productID" : "donateencyclopaedia",
+      "referenceName" : "Encyclopedia",
+      "type" : "consumable"
+    }
+  ],
+  "settings" : {
+    "_enableUserPurchaseTracking" : true
+  },
+  "subscriptionGroups" : [],
+  "version" : {
+    "major" : 3,
+    "minor" : 0,
+    "patch" : 0
+  }
+}
diff --git a/bookstax.xcodeproj/project.pbxproj b/bookstax.xcodeproj/project.pbxproj
index 6f990e5..8973262 100644
--- a/bookstax.xcodeproj/project.pbxproj
+++ b/bookstax.xcodeproj/project.pbxproj
@@ -6,8 +6,14 @@
 	objectVersion = 77;
 	objects = {
 
+/* Begin PBXBuildFile section */
+		26A7DB402F8A8FD80065C26D /* Tips.storekit in Resources */ = {isa = PBXBuildFile; fileRef = 26A7DB3F2F8A8FD80065C26D /* Tips.storekit */; };
+/* End PBXBuildFile section */
+
 /* Begin PBXFileReference section */
 		261299D62F6C686D00EC1C97 /* bookstax.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = bookstax.app; sourceTree = BUILT_PRODUCTS_DIR; };
+		26A7DB3F2F8A8FD80065C26D /* Tips.storekit */ = {isa = PBXFileReference; lastKnownFileType = text; path = Tips.storekit; sourceTree = "<group>"; };
+		26A7DB412F8A930C0065C26D /* Tips.storekit */ = {isa = PBXFileReference; lastKnownFileType = text; path = Tips.storekit; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFileSystemSynchronizedRootGroup section */
@@ -32,8 +38,10 @@
 		261299CD2F6C686D00EC1C97 = {
 			isa = PBXGroup;
 			children = (
+				26A7DB412F8A930C0065C26D /* Tips.storekit */,
 				261299D82F6C686D00EC1C97 /* bookstax */,
 				261299D72F6C686D00EC1C97 /* Products */,
+				26A7DB3F2F8A8FD80065C26D /* Tips.storekit */,
 			);
 			sourceTree = "<group>";
 		};
@@ -111,6 +119,7 @@
 			isa = PBXResourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				26A7DB402F8A8FD80065C26D /* Tips.storekit in Resources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
diff --git a/bookstax.xcodeproj/xcshareddata/xcschemes/bookstax.xcscheme b/bookstax.xcodeproj/xcshareddata/xcschemes/bookstax.xcscheme
index 93e2aaf..c22d48e 100644
--- a/bookstax.xcodeproj/xcshareddata/xcschemes/bookstax.xcscheme
+++ b/bookstax.xcodeproj/xcshareddata/xcschemes/bookstax.xcscheme
@@ -51,6 +51,9 @@
             ReferencedContainer = "container:bookstax.xcodeproj">
          </BuildableReference>
       </BuildableProductRunnable>
+      <StoreKitConfigurationFileReference
+         identifier = "../../Tips.storekit">
+      </StoreKitConfigurationFileReference>
    </LaunchAction>
    <ProfileAction
       buildConfiguration = "Release"
diff --git a/bookstax/Views/Settings/SettingsView.swift b/bookstax/Views/Settings/SettingsView.swift
index 4a83989..86035b0 100644
--- a/bookstax/Views/Settings/SettingsView.swift
+++ b/bookstax/Views/Settings/SettingsView.swift
@@ -1,5 +1,6 @@
 import SwiftUI
 import SafariServices
+import StoreKit
 
 struct SettingsView: View {
     @AppStorage("onboardingComplete") private var onboardingComplete = false
@@ -180,6 +181,9 @@ struct SettingsView: View {
                     }
                 }
 
+                // Donate section
+                DonationSection()
+
                 // About section
                 Section(L("settings.about")) {
                     LabeledContent(L("settings.about.version"), value: "\(appVersion) (\(buildNumber))")
@@ -275,6 +279,90 @@ struct SettingsView: View {
     }
 }
 
+// MARK: - Donation Section
+
+@MainActor
+private struct DonationSection: View {
+    @Environment(\.purchase) private var purchase
+
+    private struct Tier: Identifiable {
+        let id: String
+        let titleKey: String
+        let icon: String
+        let fallbackPrice: String
+    }
+
+    private let tiers: [Tier] = [
+        Tier(id: "donatepage",          titleKey: "settings.donate.page",         icon: "doc.text.fill",       fallbackPrice: "€0.99"),
+        Tier(id: "donatebook",          titleKey: "settings.donate.book",         icon: "book.closed.fill",    fallbackPrice: "€4.99"),
+        Tier(id: "donateencyclopaedia", titleKey: "settings.donate.encyclopedia", icon: "books.vertical.fill", fallbackPrice: "€49.99"),
+    ]
+
+    @State private var products: [String: Product] = [:]
+    @State private var purchasingID: String? = nil
+    @State private var thankYouID: String? = nil
+
+    var body: some View {
+        Section {
+            ForEach(tiers) { tier in
+                Button {
+                    guard purchasingID == nil else { return }
+                    Task { await buy(tier.id) }
+                } label: {
+                    HStack {
+                        Label(L(tier.titleKey), systemImage: tier.icon)
+                            .foregroundStyle(.primary)
+                        Spacer()
+                        Group {
+                            if purchasingID == tier.id {
+                                ProgressView().controlSize(.small)
+                            } else if thankYouID == tier.id {
+                                Image(systemName: "heart.fill").foregroundStyle(.pink)
+                            } else {
+                                Text(products[tier.id]?.displayPrice ?? tier.fallbackPrice)
+                                    .foregroundStyle(.tint)
+                                    .bold()
+                            }
+                        }
+                    }
+                }
+                .disabled(purchasingID != nil && purchasingID != tier.id)
+            }
+        } header: {
+            Text(L("settings.donate"))
+        } footer: {
+            Text(L("settings.donate.footer"))
+        }
+        .task { await loadProducts() }
+    }
+
+    private func loadProducts() async {
+        let ids = tiers.map(\.id)
+        if let loaded = try? await Product.products(for: ids), !loaded.isEmpty {
+            products = Dictionary(uniqueKeysWithValues: loaded.map { ($0.id, $0) })
+        }
+    }
+
+    private func buy(_ productID: String) async {
+        purchasingID = productID
+        defer { purchasingID = nil }
+        guard let product = products[productID] else { return }
+        do {
+            let result = try await purchase(product)
+            if case .success(let verification) = result {
+                if case .verified(let transaction) = verification {
+                    await transaction.finish()
+                }
+                thankYouID = productID
+                try? await Task.sleep(for: .seconds(3))
+                if thankYouID == productID { thankYouID = nil }
+            }
+        } catch {
+            print("[DonationSection] Purchase error: \(error)")
+        }
+    }
+}
+
 // MARK: - Safari View
 
 struct SafariView: UIViewControllerRepresentable {
diff --git a/bookstax/de.lproj/Localizable.strings b/bookstax/de.lproj/Localizable.strings
index 1774a81..728d62a 100644
--- a/bookstax/de.lproj/Localizable.strings
+++ b/bookstax/de.lproj/Localizable.strings
@@ -262,6 +262,13 @@
 "onboarding.server.name.label" = "Servername";
 "onboarding.server.name.placeholder" = "z.B. Firmen-Wiki";
 
+// MARK: - Donations
+"settings.donate" = "BookStax unterstützen";
+"settings.donate.page" = "Seite";
+"settings.donate.book" = "Buch";
+"settings.donate.encyclopedia" = "Enzyklopädie";
+"settings.donate.footer" = "Gefällt dir BookStax? Deine Unterstützung hilft, die App kostenlos und in aktiver Entwicklung zu halten. Danke!";
+
 // MARK: - Common
 "common.ok" = "OK";
 "common.cancel" = "Abbrechen";
diff --git a/bookstax/en.lproj/Localizable.strings b/bookstax/en.lproj/Localizable.strings
index fe80659..a93e4c3 100644
--- a/bookstax/en.lproj/Localizable.strings
+++ b/bookstax/en.lproj/Localizable.strings
@@ -262,6 +262,13 @@
 "onboarding.server.name.label" = "Server Name";
 "onboarding.server.name.placeholder" = "e.g. Work Wiki";
 
+// MARK: - Donations
+"settings.donate" = "Support BookStax";
+"settings.donate.page" = "Page";
+"settings.donate.book" = "Book";
+"settings.donate.encyclopedia" = "Encyclopedia";
+"settings.donate.footer" = "Enjoying BookStax? Your support helps keep the app free and in active development. Thank you!";
+
 // MARK: - Common
 "common.ok" = "OK";
 "common.cancel" = "Cancel";
diff --git a/bookstax/es.lproj/Localizable.strings b/bookstax/es.lproj/Localizable.strings
index cc47e80..cfb6d69 100644
--- a/bookstax/es.lproj/Localizable.strings
+++ b/bookstax/es.lproj/Localizable.strings
@@ -262,6 +262,13 @@
 "onboarding.server.name.label" = "Nombre del servidor";
 "onboarding.server.name.placeholder" = "p.ej. Wiki de trabajo";
 
+// MARK: - Donations
+"settings.donate" = "Apoya BookStax";
+"settings.donate.page" = "Página";
+"settings.donate.book" = "Libro";
+"settings.donate.encyclopedia" = "Enciclopedia";
+"settings.donate.footer" = "¿Disfrutas BookStax? Tu apoyo ayuda a mantener la app gratuita y en desarrollo activo. ¡Gracias!";
+
 // MARK: - Common
 "common.ok" = "Aceptar";
 "common.cancel" = "Cancelar";