diff --git a/backend/main.py b/backend/main.py
index 686057b..5d57561 100644
--- a/backend/main.py
+++ b/backend/main.py
@@ -193,6 +193,7 @@ app.add_middleware(
 # When DEMO_MODE=true, enables rate limiting and other demo protections
 # Add additional demo restrictions here as needed (e.g., disable certain features)
 DEMO_MODE = os.getenv('DEMO_MODE', 'false').lower() in ('true', '1', 'yes')
+ALREADY_DONATED = os.getenv('ALREADY_DONATED', 'false').lower() in ('true', '1', 'yes')
 
 if DEMO_MODE:
     # Enable rate limiting for demo deployments
@@ -382,6 +383,7 @@ async def get_config():
         "version": config['app']['version'],
         "searchEnabled": config['search']['enabled'],
         "demoMode": DEMO_MODE,  # Expose demo mode flag to frontend
+        "alreadyDonated": ALREADY_DONATED,  # Hide support buttons if true
         "authentication": {
             "enabled": config.get('authentication', {}).get('enabled', False)
         }
diff --git a/frontend/app.js b/frontend/app.js
index 52ce08b..fda8b46 100644
--- a/frontend/app.js
+++ b/frontend/app.js
@@ -129,6 +129,7 @@ function noteApp() {
         appVersion: '0.0.0',
         authEnabled: false,
         demoMode: false,
+        alreadyDonated: false,
         notes: [],
         currentNote: '',
         currentNoteName: '',
@@ -696,6 +697,7 @@ function noteApp() {
                 this.appVersion = config.version || '0.0.0';
                 this.authEnabled = config.authentication?.enabled || false;
                 this.demoMode = config.demoMode || false;
+                this.alreadyDonated = config.alreadyDonated || false;
             } catch (error) {
                 console.error('Failed to load config:', error);
             }
diff --git a/frontend/index.html b/frontend/index.html
index e9f2a9b..78d3c12 100644
--- a/frontend/index.html
+++ b/frontend/index.html
@@ -1860,8 +1860,8 @@
                     >
                                     notediscovery.com
                     </a>
-                    <!-- Ko-fi support link (demo mode only) -->
-                    <template x-if="demoMode">
+                    <!-- Ko-fi support link (hidden if ALREADY_DONATED=true) -->
+                    <template x-if="!alreadyDonated">
                         <div class="mt-3 flex flex-col gap-2 items-center">
                             <a 
                                 href="https://ko-fi.com/gamosoft"