diff --git a/app/lib/widgets/source/add/add_source.dart b/app/lib/widgets/source/add/add_source.dart
index 4b5625d..37a222f 100644
--- a/app/lib/widgets/source/add/add_source.dart
+++ b/app/lib/widgets/source/add/add_source.dart
@@ -1,5 +1,7 @@
 import 'package:flutter/material.dart';
 
+import 'package:collection/collection.dart';
+
 import 'package:feeddeck/models/column.dart';
 import 'package:feeddeck/models/source.dart';
 import 'package:feeddeck/utils/constants.dart';
@@ -39,6 +41,9 @@ class AddSource extends StatefulWidget {
 }
 
 class _AddSourceState extends State<AddSource> {
+  final List<FDSourceType> _sourceTypeValues = FDSourceType.values
+      .whereNot((e) => e == FDSourceType.nitter || e == FDSourceType.none)
+      .toList();
   FDSourceType _sourceType = FDSourceType.none;
 
   /// [_buildBody] returns a list of all supported source types when no source
@@ -109,14 +114,14 @@ class _AddSourceState extends State<AddSource> {
           height: Constants.spacingMiddle,
         );
       },
-      itemCount: FDSourceType.values.length - 1,
+      itemCount: _sourceTypeValues.length,
       itemBuilder: (context, index) {
         return MouseRegion(
           cursor: SystemMouseCursors.click,
           child: GestureDetector(
             onTap: () {
               setState(() {
-                _sourceType = FDSourceType.values[index];
+                _sourceType = _sourceTypeValues[index];
               });
             },
             child: Container(
@@ -126,7 +131,7 @@ class _AddSourceState extends State<AddSource> {
                 /// If we decide later to use a generic color as background
                 /// the following line can be used:
                 /// color: Constants.secondary,
-                color: FDSourceType.values[index].bgColor,
+                color: _sourceTypeValues[index].bgColor,
                 borderRadius: BorderRadius.circular(4),
               ),
               child: Column(
@@ -134,7 +139,7 @@ class _AddSourceState extends State<AddSource> {
                 crossAxisAlignment: CrossAxisAlignment.center,
                 children: [
                   SourceIcon(
-                    type: FDSourceType.values[index],
+                    type: _sourceTypeValues[index],
                     icon: null,
                     size: 48,
                   ),
@@ -142,7 +147,7 @@ class _AddSourceState extends State<AddSource> {
                     height: Constants.spacingSmall,
                   ),
                   Text(
-                    FDSourceType.values[index].toLocalizedString(),
+                    _sourceTypeValues[index].toLocalizedString(),
                     style: TextStyle(
                       /// Since we are using the brand color as background
                       /// color, we are using the same color as for the icon
@@ -150,7 +155,7 @@ class _AddSourceState extends State<AddSource> {
                       /// to use a generic color as background the following
                       /// line can be used:
                       /// color: Constants.onSecondary,
-                      color: FDSourceType.values[index].fgColor,
+                      color: _sourceTypeValues[index].fgColor,
                     ),
                   ),
                 ],
diff --git a/landing/app/page.tsx b/landing/app/page.tsx
index 0d4e62a..c936559 100644
--- a/landing/app/page.tsx
+++ b/landing/app/page.tsx
@@ -71,7 +71,6 @@ export default function Home() {
             <Lemmy />
             <Mastodon />
             <Medium />
-            <Nitter />
             <Pinterest />
             <Reddit />
             <RSS />
@@ -311,24 +310,6 @@ const Medium = () => (
   </div>
 );
 
-const Nitter = () => (
-  <div className="flex flex-col items-center justify-center">
-    <svg
-      width="32px"
-      height="32px"
-      viewBox="0 0 4096 4096"
-      version="1.1"
-      xmlns="http://www.w3.org/2000/svg"
-      fill="currentColor"
-    >
-      <g id="Nitter" transform="matrix(7.0137,0,0,7.0137,-289.9,-289.9)">
-        <path d="M98.133,44.8L94.667,48.4L94.667,618.267L98.133,621.867L101.733,625.334L218.267,625.334L221.867,621.867L225.333,618.267L225.333,453.2C225.333,316.4 225.6,288 227.067,288C228.133,288 281.867,362.8 346.667,454.267C411.334,545.867 465.6,621.734 467.2,622.934C469.734,625.067 474.534,625.334 517.467,625.334L564.934,625.334L568.534,621.867L572,618.267L572,48.4L568.534,44.8L564.934,41.333L448.4,41.333L444.8,44.8L441.334,48.4L441.334,213.467C441.334,350.267 441.067,378.667 439.6,378.667C438.534,378.667 384.8,303.867 320,212.267C255.333,120.8 201.067,44.933 199.467,43.733C196.933,41.6 192.133,41.333 149.2,41.333L101.733,41.333L98.133,44.8ZM310,240.933C378.267,337.334 435.867,418.4 438.134,420.8C442,424.934 442.934,425.334 450.267,425.334C457.2,425.334 458.8,424.8 461.867,421.867L465.334,418.267L465.334,65.333L548,65.333L548,601.334L514.4,601.2L480.667,601.2L356.667,425.734C288.533,329.333 230.8,248.267 228.533,245.867C224.667,241.733 223.733,241.333 216.4,241.333C209.467,241.333 207.867,241.867 204.8,244.8L201.333,248.4L201.333,601.334L118.667,601.334L118.667,65.333L152.4,65.467L186,65.467L310,240.933Z" />
-      </g>
-    </svg>
-    <div className="pt-4">Nitter</div>
-  </div>
-);
-
 const Pinterest = () => (
   <div className="flex flex-col items-center justify-center">
     <svg
diff --git a/supabase/functions/_cmd/scheduler/scheduler.ts b/supabase/functions/_cmd/scheduler/scheduler.ts
index 388880e..e0d98e3 100644
--- a/supabase/functions/_cmd/scheduler/scheduler.ts
+++ b/supabase/functions/_cmd/scheduler/scheduler.ts
@@ -148,14 +148,20 @@ const scheduleSources = async (
         });
         for (const source of sources) {
           /**
-           * Skip "reddit" and "nitter" sources for users on the free tier, when
-           * the source was already updated in the last 24 hours. This is done
-           * to avoid hitting the rate limits of the Reddit and Nitter APIs.
+           * The "nitter" source type is deprecated and should not be scheduled
+           * for updates anymore.
+           * See https://github.com/zedeus/nitter/issues/1155#issuecomment-1913361757
            */
-          if (
-            profile.tier === 'free' &&
-            (source.type === 'reddit' || source.type === 'nitter')
-          ) {
+          if (source.type === 'nitter') {
+            continue;
+          }
+
+          /**
+           * Skip "reddit" sources for users on the free tier, when the source
+           * was already updated in the last 24 hours. This is done to avoid
+           * hitting the rate limits of the Reddit API.
+           */
+          if (profile.tier === 'free' && source.type === 'reddit') {
             if (
               source.updatedAt > Math.floor(new Date().getTime() / 1000) -
                   (60 * 60 * 24)