diff --git a/Shared/Navigation/ContentView.swift b/Shared/Navigation/ContentView.swift
index 327cdfa..e8cd97c 100644
--- a/Shared/Navigation/ContentView.swift
+++ b/Shared/Navigation/ContentView.swift
@@ -16,6 +16,7 @@ struct ContentView: View {
                         },
                         label: { Image(systemName: "sidebar.left") }
                     )
+                    .help("Toggle the sidebar's visibility.")
                     Spacer()
                     Button(action: {
                         withAnimation {
@@ -45,6 +46,7 @@ struct ContentView: View {
                             }
                         }
                     }, label: { Image(systemName: "square.and.pencil") })
+                    .help("Create a new local draft.")
                 }
             #else
             SidebarView()
diff --git a/macOS/Navigation/ActivePostToolbarView.swift b/macOS/Navigation/ActivePostToolbarView.swift
index 57f8b73..20334f4 100644
--- a/macOS/Navigation/ActivePostToolbarView.swift
+++ b/macOS/Navigation/ActivePostToolbarView.swift
@@ -66,6 +66,7 @@ struct ActivePostToolbarView: View {
                     Label("Publish…", systemImage: "paperplane")
                 })
                 .disabled(activePost.body.isEmpty)
+                .help("Publish the post to the web.\(model.account.isLoggedIn ? "" : " You must be logged in to do this.")") // swiftlint:disable:this line_length
             } else {
                 HStack(spacing: 4) {
                     Button(
@@ -75,6 +76,7 @@ struct ActivePostToolbarView: View {
                         label: { Image(systemName: "square.and.arrow.up") }
                     )
                     .disabled(activePost.status == PostStatus.local.rawValue)
+                    .help("Copy the post's URL to your Mac's pasteboard.")
                     .popover(isPresented: $isPresentingSharingServicePicker) {
                         PostEditorSharingPicker(
                             isPresented: $isPresentingSharingServicePicker,
@@ -84,6 +86,7 @@ struct ActivePostToolbarView: View {
                     }
                     Button(action: { publishPost(activePost) }, label: { Image(systemName: "paperplane") })
                         .disabled(activePost.body.isEmpty || activePost.status == PostStatus.published.rawValue)
+                        .help("Publish the post to the web.\(model.account.isLoggedIn ? "" : " You must be logged in to do this.")") // swiftlint:disable:this line_length
                 }
             }
         }