diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9a58a91..49e4e9f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+
+- The About dialog, the README and the user guide now ask, once and out of the
+  way, for a star on GitHub if you find the app useful.
+
 ## [0.2.0]
 
 ### Added
diff --git a/README.md b/README.md
index b5438a7..96a8432 100644
--- a/README.md
+++ b/README.md
@@ -92,6 +92,8 @@ This tool handles Firebase **service-account private keys** and mints signed tok
 
 The short version: the service account is read from the path you pick and never copied; OAuth access tokens live in memory only; API keys and App Check debug tokens are written to disk only when you tick **remember API keys & debug tokens**.
 
+If you find this useful, please consider [starring the project on GitHub](https://github.com/smaranjit/firebase-token-toolkit), it really helps!
+
 ## Contributing
 
 Issues and pull requests are welcome — see [CONTRIBUTING.md](https://github.com/smaranjit/firebase-token-toolkit/blob/main/CONTRIBUTING.md).
diff --git a/README.txt b/README.txt
index 171c766..2b1b0b7 100644
--- a/README.txt
+++ b/README.txt
@@ -60,6 +60,10 @@ MORE
   Source, changelog, security notes and issue tracker:
   https://github.com/smaranjit/firebase-token-toolkit
 
+  If you find this useful, please consider starring the project on
+  GitHub, it really helps:
+  https://github.com/smaranjit/firebase-token-toolkit
+
   The About dialog, reached from the footer, links the changelog and
   security notes for this exact version.
 
diff --git a/docs/src/images/about-dialog.png b/docs/src/images/about-dialog.png
index f865c35..28e4bbf 100644
Binary files a/docs/src/images/about-dialog.png and b/docs/src/images/about-dialog.png differ
diff --git a/docs/src/introduction.md b/docs/src/introduction.md
index 335cfe1..cd1b7b0 100644
--- a/docs/src/introduction.md
+++ b/docs/src/introduction.md
@@ -39,3 +39,7 @@ private key or the tokens it mints to disk.
 > **Use a development project.** A service-account key can sign in as any user
 > in its project, and the app shows real tokens on screen. Read the
 > [Security](security.md) page before pointing it at anything that matters.
+
+If you find this useful, please consider
+[starring the project on GitHub](https://github.com/smaranjit/firebase-token-toolkit),
+it really helps!
diff --git a/src/ui/about.rs b/src/ui/about.rs
index dcd0171..2990c05 100644
--- a/src/ui/about.rs
+++ b/src/ui/about.rs
@@ -88,6 +88,13 @@ pub fn window(ctx: &egui::Context, open: &mut bool) {
                 }
             }
 
+            ui.add_space(10.0);
+            ui.horizontal(|ui| {
+                ui.label("Find it useful?");
+                ui.hyperlink_to("Star it on GitHub", env!("CARGO_PKG_REPOSITORY"));
+                ui.label("— it really helps.");
+            });
+
             ui.add_space(10.0);
             ui.separator();
             ui.add_space(6.0);